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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
WASHER , FLAT

Definition:

A WASHER HAVING A CENTRALLY LOCATED HOLE WITH A SOLID OR LAMINATED CROSS-SECTION AND TWO FLAT PARALLEL BEARING SURFACES. THE HOLE MUST BE 75 PERCENT OR LESS THAN THE LARGEST DIMENSION AND THE BEARING SURFACE FINISH IS GREATER THAN 32 MICROINCH (0.8 MICROMETER). THE THICKNESS CANNOT EXCEED 25 PERCENT OF THE LARGEST OUTSIDE DIMENSION. WHEN THE LARGEST OUTSIDE DIMENSION IS LESS THAN 1/4 INCH OR 6MM, THE THICKNESS MUST BE 0.006 INCHES (0.15MM) OR GREATER AND FOR ITEMS 1/4 INCH (6MM) OR LARGER, THE THICKNESS MUST BE 0.016 INCHES (0.4MM) OR GREATER. THE MAXIMUM TOLERANCE IS APPLIED TO DIMENSIONS AND USED AS A DETERMINING FACTOR. ITEMS WITH SEPARABLE LAMINATION USE SHIM. FOR ITEMS FABRICATED FROM CERAMIC OR ELECTRICALLY RATED MATERIALS BY SPECIFICATION OR INDUSTRY STANDARDS USE INSULATOR (1), WASHER. EXCLUDES DISK, VALVE, GRAPHITE IMPREGNATED AND LUBRICATED ITEMS.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
64361-04009-101 78286 A 3 2 1 KZ

CAGE Information

Code Company
78286 SIKORSKY AIRCRAFT CORPORATION

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
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-P-416,TY 3,CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CADMIUM OVERALL AND CHROMATE OVERALL OR PHOSPHATE OVERALL
ABNM THICKNESS 0.093 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
AAGR CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
ABMX CENTER HOLE SHAPE STYLE ROUND
AAUB HOLE DIAMETER 0.3750 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM
ADAV OVERALL DIAMETER 0.750 INCHES NOMINAL
CQFM HARDNESS RATING 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
MATT MATERIAL STEEL COMP E4340 OVERALL OR STEEL COMP 4130 OVERALL
ABMW PERIPHERAL SHAPE STYLE ROUND
FEAT SPECIAL FEATURES FLAT AREA OF WASHER TO BE TANGENT TO 0.500 IN. RADIUS BOTH SIDES
CQBC MINIMUM TENSILE STRENGTH 150000 POUNDS PER SQUARE INCH
CSYM SURFACE FINISH 90.0 MICROINCHES ALL SURFACES
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5000,COND C MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6758,COND C MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6758,COND D MIL SPEC 2ND MATERIAL RESPONSE OVERALL

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64361-04009-101 , 6436104009101 , 5310-01-124-8229 , 5310011248229 , 011248229 , 64361-04009-101 ,