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National Stock Number (NSN) Output Data

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.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
33896 00198 A 3 2 2 SB
33896 77445 A 5 9 2 SB

CAGE Information

Code Company
00198 PRATT AND WHITNEY CANADA INC WHITNEY
77445 UNITED TECHNOLOGIES CORPORATION DBA

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
ABKU FLANGE THICKNESS 0.0680 INCHES NOMINAL
STYL STYLE DESIGNATOR ROUND
ABMZ DIAMETER 1.6150 INCHES NOMINAL
ADUM OVERALL THICKNESS 0.3906 INCHES NOMINAL
ABMX CENTER HOLE SHAPE STYLE ROUND
CQFM HARDNESS RATING 40.0 ROCKWELL C NOMINAL OVERALL
AAGR CROSS-SECTIONAL SHAPE STYLE SHOULDERED
AGGZ SHANK OUTSIDE DIAMETER 1.7510 INCHES MINIMUM AND 1.7520 INCHES MAXIMUM
MATT MATERIAL STEEL OVERALL
BZLX CORNER SHAPE SQUARE ALL CORNERS
ABKV OUTSIDE DIAMETER 2.0625 INCHES NOMINAL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 4820 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

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