3120-00-003-3907, BEARING,SLEEVE

National Stock Number:
3120-00-003-3907

Federal Supply Class:
3120

National Item Identification Number:
000033907

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:

A51B27575-13	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION
A51B27575-13	61174	NORTHROP GRUMMAN SYSTEMS CORPORATION
A51B27575-13	79RG9	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

BODY INSIDE DIAMETER	2.4400 INCHES NOMINAL
BODY OUTSIDE DIAMETER	2.7540 INCHES MINIMUM AND 2.7560 INCHES MAXIMUM
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE LEFT FLANGE BODY CORNER
CORNER SHAPE	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER	3.2500 INCHES NOMINAL
FLANGE WIDTH	0.1250 INCHES NOMINAL
HARDNESS RATING	46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR
OVERALL LENGTH	0.7250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	COMP 4330V,GMPS 1010 FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH	125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
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 BODY
SURFACE FINISH	125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH	200.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE GROOVE LOCATION AND QUANTITY	4 INTERNAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-8837,TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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