3120-01-042-8905, BEARING,SLEEVE

National Stock Number:
3120-01-042-8905

Federal Supply Class:
3120

National Item Identification Number:
010428905

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:

121-1204-012	77896	REXNORD INDUSTRIES, LLC
91386-04-012	09455	RBC TRANSPORT DYNAMICS CORP
ADG04A012	15860	NEW HAMPSHIRE BALL BEARINGS INC
BJ8TF-012	3NPS1	RBC AIRCRAFT PRODUCTS, INC.
BJ8TF012	21335	TIMKEN CO
GB523BD4D012	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION
GDRDD4-012	73134	ROLLER BEARING CO OF AMERICA INC

Techincal Specification:

BODY INSIDE DIAMETER	0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.3756 INCHES MINIMUM AND 0.3761 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
OVERALL LENGTH	0.1150 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM
MATERIAL	ALUMINUM ALLOY 2024 OUTER LAYER
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS FIBER OR PLASTIC POLYTETRAFLUOROETHYLENE AND PLASTIC POLYETHYLENE TEREPHTHALATE INNER LAYER
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	125.0 MICROINCHES INNER MEMBER
SURFACE FINISH	125.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH	125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTER LAYER
SURFACE TREATMENT	ANODIZE OUTER LAYER

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