National Item Identification Number
01-203-8547
012038547
3040-01-203-8547
3040012038547
National Stock Number
Item Name
COLLAR,SHAFT
Federal Supply Class
3040
Description
An item designed to be mounted around a shaft to limit axial movement of the shaft and/or its assembled parts. It is secured directly to the shaft by use of a setscrew(s), pin(s), or the like, which may be a part of the item of supply. A pilot hole drilled in or through the wall(s) for drilling and pinning at application may be considered a method of securing. Solid items have a bearing surface on one or both end(s) perpendicular to the axis. For items designed to be mounted around the extended hub portion of a mounted item on a shaft or clamp around a shaft, see CLAMP, HUB. See also BEARING, SLEEVE; BUSHING, SLEEVE; SPACER, SLEEVE; and COUPLING, SHAFT, RIGID.
Commercial and Government Entity Code (Supplier Data)
71041
INCOM INTL INC
BOSTON GEAR DIV
14 HAYWARD ST
QUINCY
MA
02171
617-328-3300
19200
19200
Reference Numbers (Part Numbers)
SC25 67699
37204 SC25
9290948
Required Categories
MATERIAL
STYLE DESIGNATOR
OUTSIDE DIAMETER
THICKNESS
BORE DIAMETER
SECURING
Required Description
STEEL
A1 PLAIN ROUND
0.500 INCHES NOMINAL
0.281 INCHES NOMINAL
0.2500 INCHES