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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
204-011-457-3 97499 A 3 2 1 KZ
204-011-457-003 97499 A 5 2 5 9Z

CAGE Information

Code Company
97499 BELL HELICOPTER TEXTRON INC.

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
CSTM RECESS ANGLE 89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM
ABPX MATERIAL THICKNESS 0.065 INCHES MINIMUM AND 0.077 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 1095 OVERALL OR STEEL COMP 4340 OVERALL
ABKV OUTSIDE DIAMETER 0.875 INCHES NOMINAL
AAUB HOLE DIAMETER 0.328 INCHES NOMINAL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-8559 COND C-4 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-7947 COND 1 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 COND C-1 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
STYL STYLE DESIGNATOR RECESS
ABMD RECESS DIAMETER 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM

Similar Parts

204-011-457-003 , 204011457003 , 5310-01-083-6496 , 5310010836496 , 010836496 , 204-011-457-3 , 204-011-457-003 ,