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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
99167 HAMILTON SUNDSTRAND CORPORATION

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
ABKV OUTSIDE DIAMETER 1.8140 INCHES MINIMUM AND 1.8180 INCHES MAXIMUM
CSYM SURFACE FINISH 32.0 MICROINCHES LEFT SIDE
STYL STYLE DESIGNATOR ROUND
CSYM SURFACE FINISH 32.0 MICROINCHES RIGHT SIDE
AAWY COUNTERBORE DIAMETER 1.6150 INCHES MINIMUM AND 1.6350 INCHES MAXIMUM
AAGR CROSS-SECTIONAL SHAPE STYLE COUNTERBORED
ABMX CENTER HOLE SHAPE STYLE ROUND
BZLX CORNER SHAPE SQUARE INSIDE RIGHT CORNER
CSYM SURFACE FINISH 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
BZLX CORNER SHAPE SQUARE LEFT FLANGE BODY CORNER
ADUM OVERALL THICKNESS 0.3020 INCHES MINIMUM AND 0.3060 INCHES MAXIMUM
BZLX CORNER SHAPE SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CQFM HARDNESS RATING 58.0 ROCKWELL C MINIMUM OVERALL AND 62.0 ROCKWELL C MAXIMUM OVERALL
MATT MATERIAL STEEL OVERALL
BZLX CORNER SHAPE SQUARE OUTSIDE LEFT CORNER
BZLX CORNER SHAPE SQUARE OUTSIDE RIGHT CORNER
CSYM SURFACE FINISH 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER
BZLX CORNER SHAPE ROUND INSIDE LEFT CORNER
ABGG RADIUS ERR-070 AND ERR-070
AAWZ COUNTERBORE DEPTH 0.2390 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM
CSYM SURFACE FINISH 125.0 MICROINCHES EXTERNAL CYLINDRICAL SURFACE
ABMZ DIAMETER 1.4280 INCHES MINIMUM AND 1.4480 INCHES MAXIMUM

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