3120-00-350-0402, BEARING,SLEEVE

National Stock Number:
3120-00-350-0402

Federal Supply Class:
3120

National Item Identification Number:
003500402

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:

7352835	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
TB7021	81921	PACIFIC CAR AND FOUNDRY CO STRUCTURAL STEEL DIV

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	3 HOLE
BODY INSIDE DIAMETER	7.7470 INCHES MINIMUM AND 7.7480 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	8.7450 INCHES MINIMUM AND 8.7470 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPE	ROUND INSIDE LEFT CORNER
CORNER SHAPE	ROUND INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
HARDNESS RATING	44.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
HOLE DIAMETER	0.3750 INCHES NOMINAL FIRST
KEYWAY DIMENSION	0.1270 INCHES NOMINAL INTERNAL KEYWAY DEPTH
KEYWAY DIMENSION	0.5000 INCHES NOMINAL INTERNAL KEYWAY WIDTH
KEYWAY DIMENSION	1.6550 INCHES MINIMUM AND 1.6560 INCHES MAXIMUM INTERNAL KEYWAY LENGTH
OVERALL LENGTH	1.6550 INCHES MINIMUM AND 1.6560 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 1015 OVERALL
SPECIAL FEATURES	RIGHT END OD OF BODY REDUCED TO 8.620 IN. DIA BY 0.187 IN. LG
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY

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