3120-00-205-3978, BEARING,SLEEVE

National Stock Number:
3120-00-205-3978

Federal Supply Class:
3120

National Item Identification Number:
002053978

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:

724A0007J028A	30828	KROBACH MFG. CORP.
724A0007J028A	63857	CIRCOR NAVAL SOLUTIONS LLC
CS2053978	07310	CALABRESE & SONS, INC.

Techincal Specification:

BODY INSIDE DIAMETER	1.8750 INCHES MINIMUM AND 1.8760 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	2.2460 INCHES MINIMUM AND 2.2470 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
KEYWAY DIMENSION	0.3125 INCHES MINIMUM AND 0.1770 INCHES MAXIMUM INTERNAL KEYWAY DEPTH
KEYWAY DIMENSION	0.3125 INCHES NOMINAL INTERNAL KEYWAY WIDTH
KEYWAY DIMENSION	0.5520 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM INTERNAL KEYWAY LENGTH
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR
OVERALL LENGTH	4.5000 INCHES NOMINAL
MATERIAL	NICKEL ALLOY K-500 OVERALL
RIGHT INTERNAL FLANGE WIDTH	0.5520 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM
RIGHT INTERNAL FLANGE HOLE DIAMETER	1.2812 INCHES MINIMUM AND 1.2969 INCHES MAXIMUM
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL

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