3120-00-650-9875, BEARING,SLEEVE

1620-00-650-9874 CONE,LOWER PISTON BEARING,NLG

National Stock Number:
3120-00-650-9875

Federal Supply Class:
3120

National Item Identification Number:
006509875

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:

362143-1

98897

LOCKHEED MARTIN CORP

Techincal Specification:

BODY INSIDE DIAMETER	4.0000 INCHES MINIMUM AND 4.0030 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	4.7440 INCHES MINIMUM AND 4.7470 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPE	CHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
KEYWAY DIMENSION	0.1720 INCHES MINIMUM AND 0.1735 INCHES MAXIMUM EXTERNAL KEYWAY DEPTH
KEYWAY DIMENSION	0.3760 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM EXTERNAL KEYWAY WIDTH
KEYWAY DIMENSION	2.5000 INCHES NOMINAL EXTERNAL KEYWAY LENGTH
OVERALL LENGTH	2.5000 INCHES NOMINAL
MATERIAL	COPPER ALLOY 954 OVERALL
STYLE DESIGNATOR	SPLIT, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	100.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	250.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH	250.0 MICROINCHES RIGHT END SURFACE OF BODY

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