Modified Stock Gearing - Boston Gear

BOStonE Molded Plastic Bearings
Roll End Bearings for Standard Steel Pipe
F
ALL DIMENSIONS IN INCHES
ORDER BY CATALOG NUMBER OR ITEM CODE †
B Catalog Item †
A* C D E
(Pipe Size)
Number Code
1-3/4 3/8 32P40D-1/2 57400
1/2 1-3/4 3/8 3/16 32P40GS-1/2 57405
1-7/8 1/2 32P40AF-1/2 57410
1-3/4 3/8 32P40D-5/8 57401
5/8 1-3/4 3/8 3/16 32P40GS-5/8 57406
1-7/8 1/2 32P40AF-5/8 57411
1-3/4 3/8 32P40D-3/4 57402
4 3/4 1-3/4 3/8 3/16 32P40GS-3/4 57407
Sch. 40 1-7/8 1/2 32P40AF-3/4 57412
1-3/4 3/8 32P40D-1 57403
1 1-3/4 3/8 3/16 32P40GS-1 57408
1-7/8 1/2 32P40AF-1 57411
1-3/4 3/8 32P40D-1-1/4 57404
4.500 O.D. 1-1/4 1-3/4 3/8 3/16 32P40GS1-1/4 57409
4.026 I.D. 1-7/8 1/2 32P40AF-1-1/4 57414
B
A
D
C
AF bearings with 3" or larger O.D. will be supplied with an AF Flanged bushing
inserted into a D or GS Roll End Bearing. For these AF Bearings it is recommended
to reduce the shaft diameter or increase bushing I.D. to obtain proper clearance.
BLIND BORE bearings are available on special order — minimum quantities will
apply.
E
PRESS
FIT INTO
ROLL SIZE
Material
Delrin or Celcon (Acetals) — D
Nylatron GS (Molybdenum disulfide filled nylon) — GS
Teflon filled Acetal (Teflon added to Delrin or Celcon) — AF
*These dimensions are approximately 1/64” larger than listed.
†Any item listed WITHOUT an Item Code Number is available on a SPECIAL
ORDER BASIS – minimum quantities may apply.
168 Boston Gear 800-825-6544 P-1930-BG 04/10