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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
MS9321-09 81343 A 3 2 E ZZ
AS9321 81343 A 3 1 E ZZ
5021005 001JK A 5 2 4 ZF
10511916 56161 A 3 2 1 KZ
5021005 S4956 R 5 9 4 ZF
MS9321-09 96906 M 5 9 4 SE
PWA53425-7 77445 A 5 9 5 KZ

CAGE Information

Code Company
001JK EMBRAER S/A
81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
56161 GENERAL DYNAMICS LAND SYSTEMS CANADA
S4956 EMBRAER EMPRESA BRASILEIRA DE AERONA
96906 MILITARY STANDARDS PROMULGATED BY MI
77445 UNITED TECHNOLOGIES CORPORATION DBA

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
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
AAGR CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
ABNM THICKNESS 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
AAUB HOLE DIAMETER 0.208 INCHES MINIMUM AND 0.223 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 321 OVERALL
ABMX CENTER HOLE SHAPE STYLE ROUND
CSYM SURFACE FINISH 63.0 MICROINCHES TOP
ADAV OVERALL DIAMETER 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
ABMW PERIPHERAL SHAPE STYLE ROUND
CSYM SURFACE FINISH 63.0 MICROINCHES BOTTOM
SFTT SURFACE TREATMENT PASSIVATE OVERALL

Similar Parts

5021005 , 5021005 , 5310-00-764-2429 , 5310007642429 , 007642429 , MS9321-09 , AS9321 , 5021005 , 10511916 , 5021005 , MS9321-09 , PWA53425-7 ,