Part Number
Part Number:
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.
CAGE Information
Code |
Company |
19207 |
U S ARMY TANK AUTOMOTIVE COMMAND AMS |
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-B-13501 MIL SPEC 1ST MATERIAL RESPONSE OVERALL AND SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL |
MATT |
MATERIAL |
COPPER ALLOY B OVERALL OR COPPER ALLOY 544 OVERALL |
AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
ABNM |
THICKNESS |
0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
ADAV |
OVERALL DIAMETER |
0.750 INCHES NOMINAL |
AAUB |
HOLE DIAMETER |
0.266 INCHES NOMINAL |
ABMW |
PERIPHERAL SHAPE STYLE |
ROUND |
CQFM |
HARDNESS RATING |
60.0 ROCKWELL B MINIMUM |
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