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Part Number

Part Number:
NSN:
NIIN:
Item Name:
BEARING , SLEEVE

Definition:

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.

CAGE Information

Code Company
43999 BOEING COMPANY THE DBA BOEING DIV DE

Federal Supply Class

Title

BEARINGS, PLAIN, UNMOUNTED

Inclusions:

INCLUDES SLEEVE BEARINGS; SPLIT BEARINGS; WASHER TYPE BEARINGS; JEWEL BEARINGS.

Exclusions:

EXCLUDES ANTIFRICTION BEARINGS (FSC 3110); MOUNTED BEARINGS (FSC 3130).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ABHP OVERALL LENGTH 0.4995 INCHES NOMINAL
AGFF FLANGE WIDTH 0.0610 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 630 OUTER LAYER
CSFM UNDERCUT DEPTH (NON-CORE) ERR-070
ZZZK SPECIFICATION/STANDARD DATA 43999-LD131-0028 MANUFACTURERS STANDARD
BZLX CORNER SHAPE SQUARE INSIDE LEFT CORNER
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER LAYER
STYL STYLE DESIGNATOR SOLID
BZLX CORNER SHAPE SQUARE INSIDE RIGHT CORNER
BZLX CORNER SHAPE SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
ADAR BODY OUTSIDE DIAMETER 0.6887 INCHES MINIMUM AND 0.6892 INCHES MAXIMUM
BZLX CORNER SHAPE UNDERCUT LEFT FLANGE BODY CORNER
BZLX CORNER SHAPE SQUARE OUTSIDE LEFT CORNER
MATT MATERIAL PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER
BZLX CORNER SHAPE SQUARE OUTSIDE RIGHT CORNER
ABPC UNDERCUT WIDTH (NON-CORE) ERR-070
ADAS BODY INSIDE DIAMETER 0.5630 INCHES MINIMUM AND 0.5640 INCHES MAXIMUM
CSYM SURFACE FINISH 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
CSYM SURFACE FINISH 32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
AEPR FLANGE OUTSIDE DIAMETER 0.8750 INCHES NOMINAL

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