3120-00-031-0843, BEARING,SLEEVE

National Stock Number:
3120-00-031-0843

Federal Supply Class:
3120

National Item Identification Number:
000310843

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:

120-12-04-012	77896	REXNORD INDUSTRIES, LLC
91384-04-012	09455	RBC TRANSPORT DYNAMICS CORP
ATGF4A012	15860	NEW HAMPSHIRE BALL BEARINGS INC
FBJW8TF012	21335	TIMKEN CO
FBJW8TF012	3NPS1	RBC AIRCRAFT PRODUCTS, INC.
GB528BE4D012	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION
GDFRDD4-012	73134	ROLLER BEARING COMPANY 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 INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	UNDERCUT LEFT FLANGE BODY CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER	0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM
FLANGE WIDTH	0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM
OVERALL LENGTH	0.1720 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER
MATERIAL	ALUMINUM ALLOY 2024 OUTER LAYER
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER
SPECIAL FEATURES	PLASTIC POLYTETRAFLUOROETHYLENE / LINER BONDED TO LEFT END SURFACE OF BODY AND FLANGE
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH	125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH	125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
SURFACE FINISH	125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE RIGHT END SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE RIGHT END SURFACE OF LEFT FLANGE
SURFACE TREATMENT	ANODIZE OUTSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT	ANODIZE OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE TREATMENT	ANODIZE RIGHT END SURFACE OF BODY
SURFACE TREATMENT	ANODIZE RIGHT END SURFACE OF LEFT FLANGE

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