3120-01-247-2799, BEARING,SLEEVE

National Stock Number:
3120-01-247-2799

Federal Supply Class:
3120

National Item Identification Number:
012472799

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:

5829204

53711

NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

MATERIAL	STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A-668,CLASS D ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	OXIDE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE, INTERNAL FLANGE AT BOTH ENDS
OVERALL LENGTH	3.6790 INCHES MINIMUM AND
	3.6810 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.9700 INCHES MINIMUM AND
	3.0000 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	4.3800 INCHES NOMINAL
FLANGE WIDTH	0.3800 INCHES NOMINAL
LEFT INTERNAL FLANGE HOLE DIAMETER	2.9550 INCHES MINIMUM AND
	2.9570 INCHES MAXIMUM
RIGHT INTERNAL FLANGE HOLE DIAMETER	2.9550 INCHES MINIMUM AND
	2.9570 INCHES MAXIMUM
LEFT INTERNAL FLANGE WIDTH	0.3800 INCHES NOMINAL
RIGHT INTERNAL FLANGE WIDTH	0.3800 INCHES NOMINAL
END TO FLANGE DISTANCE	0.2500 INCHES NOMINAL
LEFT END BODY DIAMETER	3.5000 INCHES NOMINAL
RIGHT END BODY DIAMETER	3.5000 INCHES NOMINAL
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	CHAMFERED INSIDE RIGHT CORNER
	CHAMFERED INSIDE LEFT CORNER
	ROUND CENTER FLANGE LEFT BODY CORNER
	ROUND CENTER FLANGE RIGHT BODY CORNER
	SQUARE CENTER FLANGE OUTSIDE LEFT CORNER
	SQUARE CENTER FLANGE OUTSIDE RIGHT CORNER
SURFACE FINISH	63.0 MICROINCHES LEFT END SURFACE OF BODY
	63.0 MICROINCHES RIGHT END SURFACE OF BODY

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