Rex BMT125115MM is a take-up bearing insert with a 115 mm bore, featuring an M-seal spring-loaded heavy contact lip seal and one closed auxiliary cap. This 1000 series insert is designed for use in take-up frames and provides reliable performance in conveyor and material handling applications.

Ability to Relubricate

Yes

Adjusting screw clearance hole diameter (in)

2.13

Adjusting screw square nut seat height (in)

3.38

Adjustment pad height (in)

6.38

Adjustment slot width (in)

2.13

Allowable Working Load [2/3 Yield Strength] (lb)

53700

Auxiliary seals

1 open 1 closed cap cast iron

Auxiliary Seals

1 OPEN 1 CLOSED CAP CAST IRON

Base to centerline height (in)

8.688

Bearing Brand

REX ROLLER BEARING

Bearing housing

TU blk center pull RB

Bearing housing material

Cast iron

Bearing Type

Spherical roller brg

C dynamic load rating

149500 lb

Cage Material

Engineered Polymer

Centerline to Cap Face (in)

4.25

Clearance

C3 STANDARD

Co static load rating

159300 lb

Fixed expansion

Fixed

Fixed vs. Expansion

Fixed

Grease fitting size

1/4 NPT

Grease Fitting Thread Size

1/4 NPT

Housing Cast Face to Outermost Bearing Face (in)

2.19

Housing coating

Powder coated

Housing Coating

POWDER COATED

Housing Color

Black

Housing Construction

Solid

Housing Material

Cast Iron

Housing Outside Diameter to Cast Square Nut Slot Face (in)

9.81

Housing Style

Take-Up Block

Housing Type

Take Up, Wide Slot

Housing width (in)

4.25

Inner Ring Outside Diameter (in)

5.032

Insert

5115MMU

Length Through Bore (in)

8.5

Locking collar outside diameter (in)

6.19

Locking device kit

SC12Y QTY 2

Locking Device Kit

SC12Y QTY 2

Locking Type

Double Set Collar

Lubrication type

EXXON RONEX MP STD

Lubrication Type

EXXON RONEX MP STD

Max Speed

1100 RPM

Maximum Speed (RPM)

1100 rpm

Maximum Temperature (C)

107

Maximum Temperature (F)

225

Microlock kit

ML4

Misalignment Capability

±2.0° Misalignment - Dynamic

Misalignment Type

Dynamic

Mounted clearance

C3 standard

Net Weight

90.00

Overall Height (in)

10.38

Overall Length (in)

13.44

Overall width

8.5

Primary seal

Buna spring loaded lip seal

Primary Seal

BUNA SPRING LOADED LIP SEAL

Radial Dynamic Load Capacity (lb)

149500 lb

Radial Static Load Capacity (lb)

159300 lb

Retainer Material

Engineered Polymer

Retainer type

Engineered polymer

Seal kit

MS12Y

Seal type

Heavy Contact Seal

Service instructions

BR3-001 REX 2, 3, 5, 6, 9000

Setscrew torque (in-lbs)

1350

Shaft locking

Double set collar

Size code

12

Size Code

12

Slot Length (in)

8

Slot spacing (in)

9.5

Slot Width (in)

2.06

Threaded cover kit

TC12Y

Vibration frequency fundamental train

0.0072 cps

Vibration Frequency Fundamental Train

0.0072 cps

Vibration frequency inner ring defect

0.1901 cps

Vibration Frequency Inner Ring Defect

0.1901 cps

Vibration frequency outer ring defect

0.1433 cps

Vibration Frequency Outer Ring Defect

0.1433 cps

Vibration frequency roller spin

0.0568 cps

Vibration Frequency Roller Spin

0.0568 cps

Weight unit

LB