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 |
19204 |
ARMY UNITED STATES DEPARTMENT OF THE |
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL OR QQ-B-728 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
ABNM |
THICKNESS |
0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
MATT |
MATERIAL |
COPPER ALLOY 903 OVERALL OR COPPER ALLOY B OVERALL |
ABMW |
PERIPHERAL SHAPE STYLE |
ROUND |
ADAV |
OVERALL DIAMETER |
4.846 INCHES MINIMUM AND 4.849 INCHES MAXIMUM |
AAUB |
HOLE DIAMETER |
2.900 INCHES MINIMUM AND 2.905 INCHES MAXIMUM |
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