Martin Bearing Maintenance
And Troubleshooting Guide
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Insert Bearings

Bearing Depot & Supply stocks a large line of ER and UC inserts for your specific unit. These ball insert bearings have Cylindrical Bores for multiple Industrial Supply Applications. The pressed steel balls decrease the noise and friction of the application and give a better lifespan to the unit. These inserts typically go into a flanged or pillow block mounting unit.


ER210

ER210

Insert bearing with straight OD , retaining ring on OD . Setscrews on bore.  50mm bore. ..

$28.50

ER23

ER23

Insert bearing with straight OD , retaining ring on OD . Setscrews on bore. 1-7/16 bore..

$24.50

ER24

ER24

Insert bearing with straight OD , retaining ring on OD . Setscrews on bore.  1-1/2 BORE. ..

$32.00

ER31

ER31

Insert bearing with straight OD , retaining ring on OD . Setscrews on bore. 1-15/16 bore..

$44.00

ER32

ER32

Insert bearing with straight OD , retaining ring on OD . Setscrews on bore. 2'' bore..

$59.50

ER40

ER40

Insert bearing with straight OD , retaining ring on OD . Setscrews on bore. 2-1/2 bore. ..

$136.00

ER55

ER55

Insert bearing with straight OD , retaining ring on OD . Setscrews on bore. 3-7/16 bore. ..

$193.55

NAA207-21KR Bearing

NAA207-21KR Bearing

NAA207-21KR FYH Bearing. 1-5/16 bore with locking collar. Straight outside race. ..

$55.00

UC201-8 Insert Bearing

UC201-8 Insert Bearing

Beveled OD , 1/2 bore with set screws. For Pillowblocks and flanges. ..

$12.75

UC202-10 Insert Bearing

UC202-10 Insert Bearing

Beveled OD with Set screws . 5/8 bore ..

$15.75

UC203 Insert Bearing

UC203 Insert Bearing

Beveled OD with Set screws used in Pillowblocks and flanges. 17MM bore..

$14.50

UC204 Insert Bearing

UC204 Insert Bearing

Beveled OD with Set screws used in Pillowblocks and flanges. 20mm bore..

$16.95

 

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