3120-01-511-2719, BEARING,SLEEVE

4320-01-511-2718 SEAL ASSEMBLY,SHAFT,SPRING LOADE

4320-01-511-2720 SEAL ASSEMBLY,SHAFT,SPRING LOADE

National Stock Number:
3120-01-511-2719

Federal Supply Class:
3120

National Item Identification Number:
015112719

Description:
BEARING,SLEEVE

Detail:
A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also BUSHING, SLEEVE; SPACER, SLEEVE; and WASHER (as modified). Excludes PIN, HOLLOW.

Manufacturer Information:

561-7409898	53711	NAVAL SEA SYSTEMS COMMAND
561-7409898-40	53711	NAVAL SEA SYSTEMS COMMAND
KRJ32-UDSV-020	50632	KAMATICS CORPORATION
B525-3024-40	96169	ELECTRIC BOAT CORPORATION

Techincal Specification:

BODY INSIDE DIAMETER	2.0005 INCHES MINIMUM AND 2.0015 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	2.2518 INCHES MINIMUM AND 2.2528 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	2.7300 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM
FLANGE WIDTH	0.0887 INCHES MINIMUM AND 0.0937 INCHES MAXIMUM
HARDNESS RATING	27.0 ROCKWELL C MINIMUM BODY
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-81934/2 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE BORE LINER
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE FLANGE
MATERIAL	STEEL COMP 630 BODY
PROPRIETARY CHARACTERISTICS	PACS
OVERALL LENGTH	0.6150 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
SPECIAL FEATURES	TECHNICAL DATA IS NOT AUTHORIZED TO BE RELEASED OUTSIDE US.
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END

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