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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
54402 R. P. S. INC

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
BZLX CORNER SHAPE SQUARE FIRST INSIDE CORNER
STYL STYLE DESIGNATOR ROUND
BZLX CORNER SHAPE SQUARE THIRD OUTSIDE CORNER
BZLX CORNER SHAPE SQUARE FIRST OUTSIDE CORNER
BZLX CORNER SHAPE SQUARE FOURTH OUTSIDE CORNER
ABMX CENTER HOLE SHAPE STYLE ROUND
ABKV OUTSIDE DIAMETER 1.6074 INCHES MINIMUM AND 1.6114 INCHES MAXIMUM
AAGR CROSS-SECTIONAL SHAPE STYLE SHOULDERED
ABMZ DIAMETER 1.1640 INCHES MINIMUM AND 1.1680 INCHES MAXIMUM
ADUM OVERALL THICKNESS 0.3125 INCHES NOMINAL
ABKU FLANGE THICKNESS 0.1250 INCHES NOMINAL
BZLX CORNER SHAPE SQUARE SECOND INSIDE CORNER
SFCD SURFACE CONDITION GROUND
BZLX CORNER SHAPE SQUARE SECOND OUTSIDE CORNER

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