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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
WASHER , RECESSED

Definition:

A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
491405 77521 F 3 9 5 KZ

CAGE Information

Code Company
77521 BOSCH AUTOMATION TECHNOLOGY

Federal Supply Class

Title

NUTS AND WASHERS

Inclusions:

INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.

Exclusions:

EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ABMD RECESS DIAMETER 0.765 INCHES MINIMUM AND 0.785 INCHES MAXIMUM
CSTM RECESS ANGLE 45.0 DEGREES NOMINAL
AAUB HOLE DIAMETER 0.627 INCHES MINIMUM AND 0.647 INCHES MAXIMUM
MATT MATERIAL STEEL OVERALL
STYL STYLE DESIGNATOR RECESS
ABPX MATERIAL THICKNESS 0.063 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
ABKV OUTSIDE DIAMETER 1.048 INCHES MINIMUM AND 1.078 INCHES MAXIMUM

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491405 , 491405 , 5310-01-101-4751 , 5310011014751 , 011014751 , 491405 ,