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Acme & Ball Screw

Acme and ball screws are key components in linear motion systems, converting rotary motion into precise linear movement. Acme screws feature a trapezoidal thread profile for high load-carrying capacity and durability, while ball screws use recirculating ball bearings for reduced friction and increased efficiency. These components are essential in various applications, such as machine tools, lifting systems, CNC machines, robotics, and aerospace equipment, and require proper selection and maintenance for optimal performance.
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#129602
132421
Dodge 132421 3 15/16 SLV RTL LINER ASSEMBLY. Sleevoil RTL Series hydrodynamic journal bearing liner assembly for oil-film shaft support. Cast iron construction. Handles high speeds, dampens vibration, and eliminates metal-to-metal contact for extended
Brand Dodge
Model 132421
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Free Shipping orders over $100
#129807
132950
Dodge 132950 hydrodynamic bearing liner assembly with 2 15/16" bore. Cast iron housing. For industrial applications requiring hydrodynamic journal bearing support.
Brand Dodge
Model 132950
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#131290
132952
Dodge 132952 PLXC hydrodynamic liner assembly for 3-15/16" shaft. Cast iron construction for industrial power transmission applications requiring fluid film bearing support.
Brand Dodge
Model 132952
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Free Shipping orders over $100
#1834456
6932-448-010
Thomson Linear 6932-448-010 Actuator, MCS-2041 ACTUATOR CONTROL. This linear motion component is designed for precise control in factory automation applications. The MCS-2041 actuator control provides reliable performance for positioning and motion tasks.
Brand Thomson Linear
Model 6932-448-010
$1,237.58 Each
Free Shipping orders over $100
#1834457
6932-448-015
Thomson Linear 6932-448-015 MCS-2051 actuator control, 120V. Designed for use with Thomson linear actuators in factory automation applications.
Brand Thomson Linear
Model 6932-448-015
$3,556.15 Each
Free Shipping orders over $100
#1835817
XCT2-6210
Thomson Linear XCT2-6210 lead nut only, XC style advanced anti-backlash design with inch thread mount. Thread size 0.625 in x 0.200 in, right-hand thread, acetal material. Rated for 175 lbf design load. Suitable for precision positioning applications requiring low backlash.
Brand Thomson Linear
Model XCT2-6210
$140.50 Each
Free Shipping orders over $100
#1836232
190-9116
Thomson Linear 190-9116 ball screw, 2.500 in diameter, 0.500 in lead, 144.0 in length, right-hand thread, ±0.004 in/ft lead accuracy, single start. Precision rolled ball screw for linear motion applications requiring accurate positioning and smooth operation.
Brand Thomson Linear
Model 190-9116
Call for pricing
#1836233
190-9117
Thomson Linear 190-9117 ball screw, 3.000 in diameter, 0.660 in lead, 144.0 in length, right-hand thread, ±0.004 in/ft accuracy, single start. Precision rolled ball screw for linear motion applications requiring accurate positioning and smooth operation.
Brand Thomson Linear
Model 190-9117
Call for pricing
#1836235
190-9345
Thomson Linear 190-9345 Ball Screw, 1.500 in diameter, 2.000 in lead, 144.0 in length, right-hand thread, ±0.004 in/ft accuracy, 4 starts. Precision rolled ball screw for linear motion applications requiring high efficiency and repeatability.
Brand Thomson Linear
Model 190-9345
$1,203.43 Each
Free Shipping orders over $100
#1836363
8106-448-010
Thomson Linear 8106-448-010 Ball Nut, 0.631 x 0.200 in thread, right-hand, square flange, 800 lbf dynamic load capacity, no load lock. Designed for precision linear motion applications.
Brand Thomson Linear
Model 8106-448-010
$72.69 Each
Free shipping
#1836374
8107-448-011
Thomson Linear 8107-448-011 ball nut, 0.750 X 0.500 in, right-hand thread, round shape, dynamic load rating of 3150 lbf, preloaded with load lock.
Brand Thomson Linear
Model 8107-448-011
$1,085.25 Each
Free Shipping orders over $100
#1836376
8107-448-014
Thomson 8107-448-014 Ball Nut, 0.750 x 0.500 in, right-hand thread, round shape, 3450 lbf dynamic load capacity, 1.250-16 UN V-thread, with load lock.
Brand Thomson Linear
Model 8107-448-014
$386.89 Each
Free Shipping orders over $100
#1836388
8107-448-046
Thomson 8107-448-046 Ball Nut, 0.750 x 0.200 in, RH, Round, 1900 lbf Dynamic Load Capacity, 1.250-18 UNEF V-Thread, with Load Lock. This precision ball nut is designed for high-load linear motion applications requiring reliable dynamic performance and secure thread locking.
Brand Thomson Linear
Model 8107-448-046
$386.89 Each
Free Shipping orders over $100
#1836390
8107-448-048
Thomson 8107-448-048 Ball Nut, 0.750 x 0.500 in, RH, Round, 3450 lbf Dynamic Load Capacity, 1.250-18 UNEF V-Thread, with Load Lock. Precision-ground ball nut for linear motion systems.
Brand Thomson Linear
Model 8107-448-048
$386.89 Each
Free Shipping orders over $100
#1836398
8110-448-017
Thomson Linear 8110-448-017 Ball Nut, 1.000 x 0.250 in, RH, Round, 3350 lbf Load, Dynamic, No Load Lock, Preloaded.
Brand Thomson Linear
Model 8110-448-017
$1,262.35 Each
Free Shipping orders over $100
#1836404
8110-448-029
Thomson Linear 8110-448-029 Ball Nut, 1.000 X 0.250 in, RH, Round, 3350 lbf Load, Dynamic, No Load Lock. This ball nut is designed for precision linear motion applications requiring high dynamic load capacity.
Brand Thomson Linear
Model 8110-448-029
$303.31 Each
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#1836419
8110-448-086
Thomson Linear 8110-448-086 Ball Nut, 1.000 X 1.000 in, RH, Square, 2400 lbf Load, Dynamic, With Load Lock. This ball nut is designed for precision linear motion applications requiring high dynamic load capacity and reliable performance.
Brand Thomson Linear
Model 8110-448-086
Obsolete
See Replacement
#1836465
8122-448-005
Thomson Linear 8122-448-005 Ball Nut, 2.250 X 0.500 in, RH, Wiper, Round, 19300 lbf Dynamic Load Capacity, With Load Lock. Precision ball nut for linear motion systems.
Brand Thomson Linear
Model 8122-448-005
Call for pricing
#1836501
KGF-N-3205-RH-EE
Thomson Linear KGF-N-3205-RH-EE KGF-N-3205-RH-E-EE ball nut only, KGF style, 32 mm x 5 mm lead, right-hand thread, flange mount, integral wiper, 0.08 mm maximum nut backlash, steel construction, 21.5 kN dynamic load capacity.
Brand Thomson Linear
Model KGF-N-3205-RH-EE
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#1836762
5704305
Thomson Linear 5704305 manual gearbox with a 1:1 ratio. Designed for linear motion applications requiring manual adjustment or positioning. This gearbox provides precise control and reliable performance in industrial automation systems.
Brand Thomson Linear
Model 5704305
$223.20 Each
Free Shipping orders over $100
#1836764
7820146
Thomson Linear 7820146 actuator kit, lift only, 4 in stroke. This linear motion component is designed for lifting applications requiring a compact 4-inch stroke. The kit includes the actuator lift mechanism only.
Brand Thomson Linear
Model 7820146
$639.90 Each
Free Shipping orders over $100
#1836765
7820147
Thomson Linear 7820147 actuator lift kit with 12-inch stroke. This linear motion component is designed for lifting applications requiring a compact, ready-to-install actuator solution.
Brand Thomson Linear
Model 7820147
$554.45 Each
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#1836769
7820264
Thomson Linear 7820264 actuator kit includes a motor and gearbox assembly with a 58:1 ratio, operating at 90 Vdc. Designed as a replacement part for Thomson linear motion systems, this kit restores drive functionality in factory automation and positioning applications.
Brand Thomson Linear
Model 7820264
$538.03 Each
Free Shipping orders over $100
#1836770
7820406
Thomson Linear 7820406 rectifier with speed control converts 110V AC input to 90V DC output for DC motor speed regulation in linear motion systems.
Brand Thomson Linear
Model 7820406
$449.30 Each
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#1836772
7820950
Thomson Linear 7820950 actuator lift kit with 8 in stroke. This linear motion component is designed for lifting applications requiring a compact, ready-to-install actuator solution.
Brand Thomson Linear
Model 7820950
$511.16 Each
Free Shipping orders over $100
#1836773
7821066
Thomson Linear 7821066 actuator lift kit with 18 in stroke. This linear motion component is designed for lifting applications requiring a compact, ready-to-install actuator solution.
Brand Thomson Linear
Model 7821066
$612.41 Each
Free Shipping orders over $100
#1836778
7821193
Thomson Linear 7821193 actuator lift kit with 24 in stroke. This kit includes the actuator lift only for replacement or upgrade in linear motion systems. Designed for factory automation and material handling applications.
Brand Thomson Linear
Model 7821193
$635.29 Each
Free Shipping orders over $100
#1836779
7821239
Thomson Linear 7821239 actuator kit includes a motor and gearbox with an 18:1 ratio, operating at 36 Vdc. This replacement part is designed for use with Thomson linear actuators, providing a direct-fit solution for maintenance and repair applications.
Brand Thomson Linear
Model 7821239
$355.69 Each
Free Shipping orders over $100
#1836786
7822047
Thomson Linear 7822047 actuator lift kit with 36 in stroke. This linear motion component is designed for lifting applications requiring a 36-inch stroke length. The kit includes the actuator and necessary components for installation.
Brand Thomson Linear
Model 7822047
$765.19 Each
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#1836791
7824295
Thomson Linear 7824295 universal mounting bracket designed for use with Thomson linear actuators. This bracket provides a versatile mounting solution for various actuator models in factory automation and linear motion applications. Constructed from durable steel for reliable support.
Brand Thomson Linear
Model 7824295
$240.19 Each
Free Shipping orders over $100
#1836793
7825260
Thomson Linear 7825260 motor/gearbox kit, 90 Vdc, 58:1 ratio, HP. This kit combines a motor and gearbox for linear motion applications.
Brand Thomson Linear
Model 7825260
$585.57 Each
Free Shipping orders over $100
#1836862
7828498
Thomson Linear 7828498 actuator motor and gearbox assembly with 24 Vdc input and 18:1 gear ratio. Designed for linear motion applications requiring precise speed reduction and torque multiplication. Includes SEN feedback option for position monitoring.
Brand Thomson Linear
Model 7828498
Obsolete
#1836863
7828499
Thomson Linear 7828499 motor and gearbox assembly operates at 24 Vdc with a 58:1 gear ratio and includes a sensor housing. This component is designed for integration into linear motion systems requiring precise speed reduction and feedback capability.
Brand Thomson Linear
Model 7828499
$456.41 Each
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#1836864
7828719
Thomson Linear 7828719 actuator gearbox kit, 12 Vdc, 18:1 ratio, with auxiliary. This kit includes a gearbox designed for linear motion applications requiring precise speed reduction and torque multiplication.
Brand Thomson Linear
Model 7828719
$485.82 Each
Free Shipping orders over $100
#2166375
LFE8-1
INA LFE8-1 Linear bolt
Brand INA Bearing
Model LFE8-1
Obsolete
#2166434
LFZ5
INA LFZ5 Linear bolt
Brand INA Bearing
Model LFZ5
$29.86 Each
Free shipping
#2166435
LFZ8
INA LFZ8 Linear bolt
Brand INA Bearing
Model LFZ8
$14.98 Each
Free shipping
#2166438
LFZ12/M12
INA LFZ12/M12 Linear bolt
Brand INA Bearing
Model LFZ12/M12
$35.34 Each
Free shipping
#2166441
LFZ12X45A1
INA LFZ12X45A1 Linear bolt
Brand INA Bearing
Model LFZ12X45A1
$52.24 Each
Free shipping
#5038970
W0800MA-5PY-C3Z2
NSK W0800MA-5PY-C3Z2 precision ground ball screw with 8 mm shaft diameter and C3 accuracy class. Features a preloaded nut assembly for minimal backlash. Designed for CNC machine tools, robotics, and motion-control systems requiring precise linear positioning.
Brand NSK Bearings
Model W0800MA-5PY-C3Z2
$1,641.34 Each
Free Shipping orders over $100
#5038983
W0801MA-9PY-C3Z2
NSK W0801MA-9PY-C3Z2 Precision ground ball screw with 8 mm shaft diameter and C3 accuracy class. It features a 1 mm lead and is designed for high-precision motion control applications. Backed by NSK's precision-engineering heritage.
Brand NSK Bearings
Model W0801MA-9PY-C3Z2
$1,661.05 Each
Free Shipping orders over $100
#5039198
W1510FA-4G-C5T20
NSK W1510FA-4G-C5T20 precision ground ball screw with 15 mm shaft diameter and 10 mm lead. Features C5 accuracy class and a preloaded nut assembly. Designed for CNC machine tools, robotics, and motion-control systems requiring precise linear positioning.
Brand NSK Bearings
Model W1510FA-4G-C5T20
$2,054.37 Each
Free Shipping orders over $100
#5039433
W2505SA-2P-C5Z5
NSK W2505SA-2P-C5Z5 precision ground ball screw with 25 mm shaft diameter and 5 mm lead. C5 accuracy class for high-precision positioning. Designed for CNC machine tools, robotics, and motion-control systems. Backed by NSK's precision-engineering heritage.
Brand NSK Bearings
Model W2505SA-2P-C5Z5
$1,867.94 Each
Free Shipping orders over $100
#5039767
W3221FA-3P-C5Z32
NSK W3221FA-3P-C5Z32 Precision ground ball screw with 32 mm shaft diameter and 21 mm lead. It features C5 accuracy class and a 3P preload variant. This ball screw assembly is designed for CNC machine tools, robotics, and motion-control systems. Backed by NSK's precision-bearing engineering heritage.
Brand NSK Bearings
Model W3221FA-3P-C5Z32
$3,481.70 Each
Free Shipping orders over $100
#5039991
WBK08-01A
NSK WBK08-01A precision ground ball screw support unit designed for use with NSK ball screws. It provides rigid support for the screw shaft end, ensuring accurate positioning and smooth motion in CNC machine tools and automation equipment. This compact unit features a pre-lubricated bearing and is engineered for high-speed, high-precision applications.
Brand NSK Bearings
Model WBK08-01A
$285.44 Each
Free Shipping orders over $100
#5039996
WBK10-11
NSK WBK10-11 precision ground ball screw with 10 mm shaft outer diameter. Designed for high-accuracy linear motion in CNC machine tools, robotics, and motion-control systems. Backed by NSK's precision-bearing engineering heritage.
Brand NSK Bearings
Model WBK10-11
$298.17 Each
Free Shipping orders over $100
#5039999
WBK12-01A
NSK WBK12-01A precision ground ball screw support unit with preloaded angular contact bearing arrangement for high axial rigidity and low runout. Designed for rigid support of the screw shaft end in CNC machine tools and automation equipment, ensuring accurate positioning and smooth motion.
Brand NSK Bearings
Model WBK12-01A
$293.57 Each
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#5040000
WBK12-11
NSK WBK12-11 Precision ground ball screw support unit designed for use with NSK ball screws. It provides rigid support for the screw shaft end, ensuring accurate positioning and smooth motion in CNC machine tools and automation equipment. Backed by NSK's precision engineering heritage.
Brand NSK Bearings
Model WBK12-11
$283.16 Each
Free Shipping orders over $100
#5040003
WBK15-01A
NSK WBK15-01A precision ground ball screw support unit designed for 15 mm shaft diameter applications. This compact support unit provides rigid axial support for ball screw ends in CNC machine tools and motion control systems. Backed by NSK's precision engineering heritage.
Brand NSK Bearings
Model WBK15-01A
$366.20 Each
Free Shipping orders over $100
#5040009
WBK20-01
NSK WBK20-01 precision ground ball screw support unit for 20 mm shaft diameter applications. Provides rigid support for ball screw ends in CNC machine tools and motion control systems. Backed by NSK's precision engineering heritage.
Brand NSK Bearings
Model WBK20-01
$544.91 Each
Free Shipping orders over $100
#5040010
WBK20-11
NSK WBK20-11 precision ground ball screw support bearing unit with 20 mm bore. Pre-assembled housing integrates angular contact ball bearings for high axial rigidity and smooth motion. Suitable for CNC machine tools, robotics, and precision motion-control applications requiring accurate positioning and repeatability.
Brand NSK Bearings
Model WBK20-11
$673.28 Each
Free Shipping orders over $100
#5040011
WBK20DF-31
NSK WBK20DF-31 precision ground ball screw support bearing unit integrates angular contact ball bearings in a duplex arrangement for axial rigidity. Designed for high-accuracy positioning in CNC machine tools and motion-control systems. Backed by NSK's precision-bearing engineering heritage.
Brand NSK Bearings
Model WBK20DF-31
$1,764.57 Each
Free Shipping orders over $100
#5040013
WBK20L-31
NSK WBK20L-31 precision ground ball screw support bearing unit designed for use with ball screw assemblies in CNC machine tools and motion-control systems. This compact unit provides axial support and preload adjustment for high-accuracy positioning applications. Backed by NSK's precision-bearing engineering heritage.
Brand NSK Bearings
Model WBK20L-31
$123.29 Each
Free Shipping orders over $100
#5040014
WBK20S-01
NSK WBK20S-01 Precision ground ball screw support bearing unit designed for use with ball screw assemblies. It provides axial support and preload for ball screw shafts in CNC machine tools and motion control systems. Backed by NSK's precision-bearing engineering heritage.
Brand NSK Bearings
Model WBK20S-01
$179.56 Each
Free Shipping orders over $100
#5040016
WBK25DF-31
NSK WBK25DF-31 precision ground ball screw support bearing unit with 25 mm bore. Integrates a duplex angular contact bearing set in a precision-ground housing for rigid axial support. Designed for high-accuracy positioning in CNC machine tools and motion-control systems.
Brand NSK Bearings
Model WBK25DF-31
$1,891.32 Each
Free Shipping orders over $100
#5040019
WBK25S-01
NSK WBK25S-01 Precision ground ball screw support unit designed for use with NSK ball screws. It provides rigid support for the screw shaft end, reducing deflection and improving positioning accuracy. This unit is suitable for CNC machine tools, robotics, and motion-control systems. Backed by NSK's precision-bearing engineering heritage.
Brand NSK Bearings
Model WBK25S-01
$219.98 Each
Free Shipping orders over $100
#5040020
WBK30DF-31
NSK WBK30DF-31 precision ground ball screw support bearing unit with duplex angular contact bearing arrangement for high axial rigidity and accuracy. 30 mm bore, pre-lubricated and sealed for maintenance-free operation. Designed for CNC machine tools and precision positioning systems.
Brand NSK Bearings
Model WBK30DF-31
Obsolete
See Replacement
#5040021
WBK30DFD-31
NSK WBK30DFD-31 precision ground ball screw support bearing unit with a 30 mm shaft diameter. This unit integrates a duplex angular contact ball bearing set in a compact housing, preloaded for zero axial play. Designed for use in CNC machine tools, robotics, and precision positioning systems requiring high rigidity and accuracy.
Brand NSK Bearings
Model WBK30DFD-31
$2,193.12 Each
Free Shipping orders over $100
#5040030
WBK40L-31
NSK WBK40L-31 precision ground ball screw support bearing unit designed for use with ball screw assemblies. It provides rigid axial support for the screw shaft end, ensuring accurate positioning in CNC machine tools and motion control systems. This unit features a compact design and is pre-lubricated for maintenance-free operation.
Brand NSK Bearings
Model WBK40L-31
$139.37 Each
Free Shipping orders over $100
#6043137
PG11-18B65-XXEBXXX
Thomson Linear PG11-18B65-XXEBXXX Linear Motion Kit, KIT: MTR/GEARBOX, 110 VAC, 18:1 ratio, EB control. This pre-assembled automation kit integrates a motor and gearbox for factory automation applications.
Brand Thomson Linear
Model PG11-18B65-XXEBXXX
$1,379.37 Each
Free Shipping orders over $100