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Jaw Couplings

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#32156
30214717
Boston Gear 30214717 FC45 steel coupling with 2-1/8 inch bore. Rigid shaft connection for power transmission applications. Durable steel construction for reliable performance in industrial machinery.
Brand Boston Gear
Model 30214717
$607.92 Each
Free Shipping orders over $100
#32716
30241480
Boston Gear 30241480 FC20 steel coupling half with 9/16" bore. Designed for power transmission applications requiring a rigid or flexible coupling connection. Steel construction provides durability and strength for general industrial drives.
Brand Boston Gear
Model 30241480
$123.62 Each
Free Shipping orders over $100
#241135
68514471711
Lovejoy catalog number 68514471711 is an LS225 Spider In-Shear 6 Pin for Jaw In-Shear couplings. This elastomeric spider is designed for the LS225 size, which interchanges with standard L-Type jaw coupling hubs. The 6-pin design provides torsional flexibility and shock absorption for demanding industrial power transmission applications, such as pumps, compressors, and conveyors.
Brand LoveJoy
Model 68514471711
$255.08 Each
Free Shipping orders over $100
#247877
ML090 5/8
Martin ML090 5/8 jaw coupling hub half with 5/8" bore and 2.125" outside diameter. Steel construction for ML series flexible jaw couplings. Compatible with ML090 elastomeric spiders (sold separately).
Brand Martin Sprocket
Model ML090 5/8
$13.09 Each
Free shipping
#247885
ML095 1/2
Martin ML095 1/2 jaw coupling hub half for ML series flexible jaw couplings, 1/2" bore, 2.125" outside diameter, steel construction. Compatible with standard elastomeric spiders for reliable torque transmission and misalignment accommodation in industrial power transmission applications.
Brand Martin Sprocket
Model ML095 1/2
$20.00 Each
Free shipping
#247940
ML110 11/16
Martin ML110 11/16 jaw coupling hub half for ML series flexible jaw couplings. Steel construction with 11/16" bore and 3.312" outside diameter. Designed for use with elastomeric spiders to accommodate misalignment and dampen vibration in power transmission applications.
Brand Martin Sprocket
Model ML110 11/16
$51.49 Each
Free shipping
#247946
ML110BLK 5/8
Martin ML110BLK 5/8 jaw coupling hub half for ML series elastomeric jaw couplings. 110BLK series, 5/8" bore, steel construction with 3.312" outside diameter. Compatible with standard ML series spiders (sold separately).
Brand Martin Sprocket
Model ML110BLK 5/8
$51.49 Each
Free shipping
#247965
ML150 3/4
Martin ML150 3/4 jaw coupling hub half for ML series elastomeric jaw couplings. Steel construction with 3/4" bore and 3.750" outside diameter. Compatible with ML150 spiders (sold separately).
Brand Martin Sprocket
Model ML150 3/4
$65.89 Each
Free shipping
#247983
ML190 1 7/8
Martin ML190 1 7/8 jaw coupling hub half for ML series flexible jaw couplings. Steel construction with 4.500" outside diameter and 1-7/8" bore. Compatible with standard elastomeric spiders for power transmission applications.
Brand Martin Sprocket
Model ML190 1 7/8
$120.62 Each
Free Shipping orders over $100
#248023
ML225 7/8
Martin ML225 7/8 jaw coupling hub half with 7/8" bore, steel construction, and 5.000" outside diameter. Designed for ML series jaw couplings, this hub half accepts elastomeric spider elements (sold separately) for torque transmission and vibration dampening.
Brand Martin Sprocket
Model ML225 7/8
$141.22 Each
Free Shipping orders over $100
#248127
MS110 1 1/2
Martin MS110 1 1/2 Super Jaw coupling hub half for MS series jaw couplings. Steel construction with 1-1/2" bore and 3.312" outside diameter. Compatible with elastomeric spider elements for torque transmission and misalignment accommodation in power transmission systems.
Brand Martin Sprocket
Model MS110 1 1/2
$51.49 Each
Free shipping
#248145
MS150 1 1/16
Martin MS150 1 1/16 jaw coupling hub half, steel construction with 3.750" outside diameter. Designed for use with elastomeric spider elements in jaw-type flexible couplings. Interchangeable with industry-standard jaw coupling hubs.
Brand Martin Sprocket
Model MS150 1 1/16
$65.89 Each
Free shipping
#248159
MS150 11/16
Martin MS150 11/16 jaw coupling hub half for MS series jaw couplings. Steel construction with 3.750" outside diameter and 11/16" bore. Designed for power transmission applications requiring misalignment accommodation and vibration dampening.
Brand Martin Sprocket
Model MS150 11/16
$65.89 Each
Free shipping
#248160
MS150 13/16
Martin MS150 13/16 jaw coupling hub half for Super Jaw couplings, 13/16" bore, 3.750" outside diameter, steel construction. Compatible with Martin ML/MS series jaw coupling spiders.
Brand Martin Sprocket
Model MS150 13/16
$65.89 Each
Free shipping
#248167
MS190 1 1/16
Martin MS190 1 1/16 Super Jaw (MS series) coupling hub half, 1-1/16" bore, 4.500" outside diameter. Steel construction for power transmission applications. Compatible with standard jaw coupling spiders.
Brand Martin Sprocket
Model MS190 1 1/16
$120.62 Each
Free Shipping orders over $100
#248178
MS190 1 5/8
Martin MS190 1 5/8 jaw coupling hub half with 1-5/8" bore and 4.500" outside diameter. Steel construction for MS/ML series jaw couplings. Compatible with standard elastomeric spiders for flexible power transmission.
Brand Martin Sprocket
Model MS190 1 5/8
$120.62 Each
Free Shipping orders over $100
#248179
MS190 1 7/16
Martin MS190 1 7/16 Super Jaw coupling hub half with 1-7/16" bore and 4.500" outside diameter. Steel construction for MS series jaw couplings. Designed to accommodate misalignment and transmit torque when paired with a compatible elastomeric spider (sold separately).
Brand Martin Sprocket
Model MS190 1 7/16
$120.62 Each
Free Shipping orders over $100
#248184
MS190 2
Martin MS190 2 jaw coupling hub half for Super Jaw couplings. Steel construction with 4.500" outside diameter. Designed for use with Martin MS series jaw couplings in power transmission applications.
Brand Martin Sprocket
Model MS190 2
$120.62 Each
Free Shipping orders over $100
#248188
MS190 7/8
Martin MS190 7/8 coupling hub half for Super Jaw jaw couplings. Steel construction, 4.500" outside diameter, 7/8" bore. Compatible with ML/MS series jaw couplings, requires elastomeric spider element (sold separately).
Brand Martin Sprocket
Model MS190 7/8
$120.62 Each
Free Shipping orders over $100
#248205
MS225 1 7/8
Martin MS225 1 7/8 Super Jaw coupling hub half with 1-7/8" bore and 5.000" outside diameter. Steel construction for MS series jaw couplings. Compatible with ML/MS jaw coupling spiders.
Brand Martin Sprocket
Model MS225 1 7/8
$141.22 Each
Free Shipping orders over $100
#248207
MS225 13/16
Martin MS225 13/16 jaw coupling hub half, 13/16" bore, 5.000" outside diameter. Steel construction for MS series jaw couplings. Designed for power transmission applications requiring flexible jaw coupling connections.
Brand Martin Sprocket
Model MS225 13/16
$141.22 Each
Free Shipping orders over $100
#248212
MS225 2 1/4
Martin MS225 2 1/4 Super Jaw coupling hub half with 2-1/4" bore and 5.000" outside diameter. Steel construction for MS series jaw couplings. Designed to accommodate elastomeric spider elements for torque transmission and misalignment compensation.
Brand Martin Sprocket
Model MS225 2 1/4
$141.22 Each
Free Shipping orders over $100
#248213
MS225 2 1/8
Martin MS225 2 1/8 jaw coupling hub half with 2-1/8" bore and 5.000" outside diameter. Steel construction for Super Jaw couplings, compatible with standard elastomeric spider elements for torque transmission and misalignment accommodation.
Brand Martin Sprocket
Model MS225 2 1/8
$141.22 Each
Free Shipping orders over $100
#248217
MS225 2 5/8
Martin MS225 2 5/8 Super Jaw coupling hub half with 2-5/8" bore and 5.000" outside diameter. Steel construction for MS series jaw couplings. Compatible with ML/MS series elastomeric spiders.
Brand Martin Sprocket
Model MS225 2 5/8
$141.22 Each
Free Shipping orders over $100
#248867
SUL075
Martin SUL075 spider element for coupling base 075. Urethane elastomer construction provides shock absorption and misalignment accommodation in flexible power transmission couplings. Designed for use with compatible jaw coupling hubs to dampen vibration and reduce wear.
Brand Martin Sprocket
Model SUL075
$12.11 Each
Free shipping
#336938
L10011/16
TB Woods L10011/16 L-Jaw coupling hub for size L100 with 11/16" finished bore and keyway. Straight-jaw design in sinter carbon steel, rated for 7000 RPM. Pairs with a matching L-Jaw spider and second hub for light-duty industrial drives.
Brand TB Woods
Model L10011/16
$43.41 Each
Free shipping
#336958
L110118
TB Woods L110118 L-Jaw coupling hub for size L110 with a 1-1/8" finished bore and 1/4" x 1/8" keyway. Made of sinter carbon steel with a straight jaw design, rated for speeds up to 5000 RPM. Pairs with a matching L-Jaw spider and second hub for light-duty industrial drives.
Brand TB Woods
Model L110118
$55.59 Each
Free shipping
#337024
L225138
TB Woods L225138 L-Jaw coupling hub for size L225 with a 1-3/8" finished bore and 5/16" x 5/32" keyway. Cast-iron construction with straight jaw design, rated for speeds up to 4600 RPM. Pairs with a matching L-Jaw spider and second hub to form a complete flexible coupling for light-duty industrial drives.
Brand TB Woods
Model L225138
$143.44 Each
Free Shipping orders over $100
#338564
L22515/16
TB Woods L22515/16 L-Jaw coupling hub for size L225 with a 15/16" finished bore and standard keyway. Cast-iron construction with a straight jaw profile, rated for speeds up to 4600 RPM. Pairs with a matching L-Jaw spider and second hub to form a complete flexible coupling for light-duty industrial drives.
Brand TB Woods
Model L22515/16
$143.44 Each
Free Shipping orders over $100
#338760
L07512NK
TB Woods L07512NK L-Jaw coupling hub for size L075 with a 1/2" finished bore and no keyway. Straight-jaw design in sinter carbon steel rated for 11,000 RPM max. Pairs with a matching L-Jaw spider and second hub for light-duty industrial drives.
Brand TB Woods
Model L07512NK
$9.83 Each
Free shipping
#340572
L099NH
TB Woods L099NH L-Jaw coupling hub for Size L099, molded from Buna-N (Nitrile) with 80A durometer. Rated for 36 Nm torque with aluminum or steel L099 hubs and 47 Nm with L100 hubs. Operating temperature range -40°F to 212°F, maximum speed 7,000 rpm, and accommodates bores from 0.4375" to 1.1875".
Brand TB Woods
Model L099NH
$22.08 Each
Free shipping
#340814
L19050MM
TB Woods L19050MM L-Jaw coupling hub for L190 size, with a 50 mm finished bore and 14 mm x 3.8 mm keyway. Cast-iron construction with straight jaw design, rated for up to 5000 RPM. Pairs with a matching L-Jaw spider and second hub to form a complete flexible coupling.
Brand TB Woods
Model L19050MM
$118.13 Each
Free Shipping orders over $100
#340967
L22560MM
TB Woods L22560MM L-Jaw coupling hub for size L225 with a 60 mm finished bore and 18 mm x 4.4 mm keyway. Cast-iron construction with straight jaw design, rated for speeds up to 4600 RPM. Pairs with a matching L-Jaw spider and second hub to form a complete flexible coupling.
Brand TB Woods
Model L22560MM
$143.44 Each
Free Shipping orders over $100
#705551
L110X1-3/8
Dodge L110X1-3/8 jaw coupling hub half for size 110 elastomeric spider jaw couplings, 1-3/8" bore. Steel construction hub component for industrial drive applications.
Brand Dodge
Model L110X1-3/8
$49.70 Each
Free shipping
#705598
L150X5/8
Dodge L150X5/8 jaw coupling spider element, replacement component for Dodge jaw couplings. Designed to transmit torque while dampening vibration and accommodating misalignment in industrial power transmission systems.
Brand Dodge
Model L150X5/8
$63.90 Each
Free shipping
#705617
L190X1-7/8
Dodge L190X1-7/8 jaw coupling hub half with 1-7/8" bore diameter for size 190 coupling base. Steel construction provides reliable torque transmission in industrial drive applications. Compatible with spider elements for flexible coupling assemblies.
Brand Dodge
Model L190X1-7/8
$92.77 Each
Free shipping
#705621
L190X2
Dodge L190X2 jaw coupling hub half with 2" bored-to-size shaft bore and sintered steel construction. Designed for L-series jaw couplings in industrial power transmission applications. Weighs 6.72 lb, supports speeds up to 5000 rpm.
Brand Dodge
Model L190X2
$92.77 Each
Free shipping
#705634
L225X1-1/2
Dodge L225X1-1/2 spider coupling element for jaw couplings. Replacement element designed for Dodge jaw coupling hubs, providing vibration damping and shock absorption in power transmission applications. Manufactured by Dodge.
Brand Dodge
Model L225X1-1/2
$112.65 Each
Free Shipping orders over $100
#841674
ML095SS 7/8
Martin ML095SS 7/8 jaw coupling hub half for ML series couplings. Stainless steel construction with 7/8" finished bore and 2.125" outside diameter. Designed for use with elastomeric spiders to accommodate angular misalignment. Ideal for corrosion-resistant applications.
Brand Martin Sprocket
Model ML095SS 7/8
$95.03 Each
Free shipping
#2339841
L100-15/16
MasterDrive L100-15/16 L100 jaw coupling hub with 15/16" bore. Cast iron construction for industrial power transmission applications. Designed for use with MasterDrive BSC series jaw couplings.
Brand MasterDrive
Model L100-15/16
$38.88 Each
Free shipping
#2339846
L100-30MM
MasterDrive L100-30MM L100 jaw coupling hub with 30mm bore. Cast iron construction for industrial power transmission applications. Provides reliable torque transmission and misalignment accommodation in pump, compressor, and conveyor drives.
Brand MasterDrive
Model L100-30MM
$38.88 Each
Free shipping
#2339877
L150-1/2
MasterDrive L150-1/2 L150 jaw coupling hub with 1/2-inch bore. Cast iron construction for industrial power transmission applications. Provides reliable torque transmission and misalignment accommodation in pump, compressor, and conveyor drives.
Brand MasterDrive
Model L150-1/2
$68.32 Each
Free shipping
#2339886
L150-1-3/8
MasterDrive L150-1-3/8 L150 jaw coupling hub with 1-3/8" bore. Precision-machined for industrial power transmission applications. Durable construction ensures reliable torque transfer and misalignment accommodation.
Brand MasterDrive
Model L150-1-3/8
$68.32 Each
Free shipping
#2339889
L150-1-5/8
MasterDrive L150-1-5/8 L150 jaw coupling hub with 1-5/8-inch bore. Cast iron construction for industrial power transmission applications. Designed for use with L150 series jaw coupling spiders.
Brand MasterDrive
Model L150-1-5/8
$68.32 Each
Free shipping
#2339897
L150-5/8
MasterDrive L150-5/8 L150 jaw coupling hub with 5/8" bore. Cast iron construction for industrial power transmission applications. Provides flexible shaft connection with torque transmission and misalignment accommodation.
Brand MasterDrive
Model L150-5/8
$68.32 Each
Free shipping
#2339906
L190-1-1/2
MasterDrive L190-1-1/2 L190 jaw coupling hub with 1-1/2-inch bore. Cast iron construction for industrial power transmission applications. Designed for use with L190 spider element to form a complete flexible jaw coupling.
Brand MasterDrive
Model L190-1-1/2
$125.04 Each
Free Shipping orders over $100
#2339908
L190-1-1/8
MasterDrive L190-1-1/8 L190 jaw coupling hub with 1-1/8-inch bore. Cast iron construction for industrial power transmission applications. Provides reliable torque transmission and misalignment accommodation in motor-to-driven equipment connections.
Brand MasterDrive
Model L190-1-1/8
$125.04 Each
Free Shipping orders over $100
#2926051
ML095SPL 5/8
Martin ML095SPL 5/8 jaw coupling hub half with splined bore for ML series couplings. Features a 5/8" bore and is designed for use with elastomeric spiders to accommodate angular and parallel misalignment in power transmission applications.
Brand Martin Sprocket
Model ML095SPL 5/8
$127.23 Each
Free Shipping orders over $100
#2926128
ML110SPL 7/8
Martin ML110SPL 7/8 jaw coupling hub half with 7/8" splined bore. ML series component mates with elastomeric spider insert to transmit torque while absorbing shock and accommodating minor misalignment. Splined bore design provides positive shaft engagement for industrial power transmission applications.
Brand Martin Sprocket
Model ML110SPL 7/8
$187.45 Each
Free Shipping orders over $100
#2926129
ML110SS 1 1/4
Martin ML110SS 1 1/4 stainless steel jaw coupling hub half for ML series couplings. Features a 1-1/4" finished bore for direct shaft mounting. Compatible with standard elastomeric spiders for torque transmission and misalignment accommodation.
Brand Martin Sprocket
Model ML110SS 1 1/4
$210.04 Each
Free Shipping orders over $100
#2926142
ML150 32MM
Martin ML150 32MM jaw coupling hub half for ML series elastomeric couplings. Steel hub half with 32mm bore, designed to mate with a corresponding hub and spider element. Accommodates up to 1/2 degree of angular misalignment. Requires separate spider (sold separately).
Brand Martin Sprocket
Model ML150 32MM
$65.89 Each
Free shipping
#2926149
ML150 45MM
Martin ML150 45MM jaw coupling hub half for ML series elastomeric couplings. Steel construction with 45mm finished bore, designed to mate with a standard spider element to accommodate angular and parallel misalignment in industrial power transmission applications.
Brand Martin Sprocket
Model ML150 45MM
$65.89 Each
Free shipping
#2926196
ML225 42MM
Martin ML225 42MM jaw coupling hub half for ML series elastomeric couplings. Steel hub with 42mm bore, designed to connect with a matching hub and spider insert. Accommodates up to 1/2 degree of angular misalignment. For use with ML225 spider elements.
Brand Martin Sprocket
Model ML225 42MM
$141.22 Each
Free Shipping orders over $100
#2928830
GWE 5104-48
Ringfeder GWE 5104-48 SPECIFY H1_H2 BORE_KEY AND SPIDER WITH ORDER Servo insert coupling
Brand Ringfeder
Model GWE 5104-48
$1,065.34 Each
Free Shipping orders over $100
#2928832
GWE 5104-65
Ringfeder GWE 5104-65 SPECIFY H1_H2 BORE_KEY AND SPIDER WITH ORDER Servo insert coupling
Brand Ringfeder
Model GWE 5104-65
$1,330.54 Each
Free Shipping orders over $100
#2935841
SS100118
TB Woods SS100118 L-Jaw coupling hub for SS100 size, with a 1-1/8" finished bore and 1/4" x 1/8" keyway. Stainless steel construction with straight jaw design, rated for up to 7,000 RPM. Pairs with a matching L-Jaw spider and second hub to form a complete flexible coupling for light-duty industrial drives.
Brand TB Woods
Model SS100118
$148.29 Each
Free Shipping orders over $100
#2936081
L15024MM
TB Woods L15024MM L-Jaw coupling hub for size L150 with a 24 mm finished bore and 8 mm x 3.3 mm keyway. Straight-jaw design in sinter carbon steel, rated for up to 5,000 RPM. Pairs with a matching L-Jaw spider and second hub for light-duty industrial drives.
Brand TB Woods
Model L15024MM
$75.60 Each
Free shipping
#2936216
L19045MM
TB Woods L19045MM L-Jaw coupling hub for size L190 with a 45 mm finished bore and 14 mm x 3.8 mm keyway. Cast-iron construction with straight jaw design, rated for speeds up to 5000 RPM. Pairs with a matching L-Jaw spider and second hub to form a complete flexible coupling.
Brand TB Woods
Model L19045MM
$144.01 Each
Free Shipping orders over $100
#6373726
0685144114945
Lovejoy 685144114945 L/AL099/100 Spider is a standard NBR (SOX) rubber elastomeric element for L099 and L100 size jaw couplings. This solid-center spider provides high torsional dampening and operates in temperatures from -40°F to 212°F. It is compatible with both L-Type sintered iron and AL-Type aluminum hubs, offering a reliable, maintenance-free connection for pumps, compressors, and conveyors.
Brand LoveJoy
Model 0685144114945
$23.70 Each
Free shipping
#6428442
30645788
Guardian Couplings 30645788
Brand MRO Supply
Model 30645788
$61.25 Each
Free shipping