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Part Number

Part Number:
NSN:
NIIN:
Item Name:
BEARING , WASHER , THRUST

Definition:

AN ITEM OF ANY PERIPHERAL SHAPE USUALLY HAVING ONE FLAT OR SPHERICAL SURFACE AND A CENTRALLY LOCATED HOLE. IT IS DESIGNED FOR APPLICATIONS INVOLVING MOVING (KINETIC) LOADS. EXCEPT FOR ITEMS FABRICATED FROM BEARING QUALITY SYNTHETIC (PLASTIC) OR COMPOSED OF MULTILAYER MATERIAL, ONE BEARING SURFACE MUST EITHER HAVE A SPECIFIC SURFACE FINISH DESIGNATION OF 32 MICROINCH (0.8 MICROMETRE) OR LESS, ARITHMETICAL AVERAGE (AA) (ARITHMETIC MEAN DEVIATION) OR ONE OF THE FOLLOWING CONDITIONS: BE LAPPED OR GROUND; HAVE VISIBLE OR DETECTABLE MEANS OF LUBRICATION; GROOVES, INDENTATIONS; OR SELF-LUBRICATION. THE THICKNESS MUST NOT EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OF THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS (WHEN THICKNESS AND/OR OUTSIDE DIAMETER IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE). EXCLUDES STRAIGHT, TUBULAR (WITHOUT FLANGE) ITEMS HAVING A BEARING SURFACE(S) PARALLEL TO THE AXIS OF THE BORE ONLY. SEE ALSO WASHER, FLAT AND SPACER, SLEEVE.

CAGE Information

Code Company
60380 TIMKEN AEROSPACE INC DBA TORRINGTON

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
CSYM SURFACE FINISH 20.0 MICROINCHES LEFT SIDE
CSYM SURFACE FINISH 20.0 MICROINCHES LEFT SIDE
ABMZ DIAMETER 1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM
STYL STYLE DESIGNATOR ROUND
AAGR CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
ABMX CENTER HOLE SHAPE STYLE ROUND
ABKV OUTSIDE DIAMETER 2.0180 INCHES MINIMUM AND 2.0380 INCHES MAXIMUM
ADUM OVERALL THICKNESS 0.1850 INCHES MINIMUM AND 0.1880 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 1117 OVERALL OR STEEL COMP 1018 OVERALL
CSYM SURFACE FINISH 20.0 MICROINCHES RIGHT SIDE
BZLX CORNER SHAPE SQUARE ALL CORNERS
CBBL FEATURES PROVIDED CASEHARDENED
FEAT SPECIAL FEATURES 025-.040 CASE DEPTH
CQFM HARDNESS RATING 60.0 ROCKWELL C MINIMUM OVERALL AND 64.0 ROCKWELL C MAXIMUM OVERALL

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