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 |
| CSYM |
SURFACE FINISH |
40.0 MICROINCHES ALL SURFACES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-640,FS1015 /CANC/ FED SPEC 1ST MATERIAL RESPONSE OVERALL |
| ADAV |
OVERALL DIAMETER |
3.125 INCHES NOMINAL |
| AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
| ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
| CQFM |
HARDNESS RATING |
55.0 ROCKWELL C NOMINAL |
| ABMW |
PERIPHERAL SHAPE STYLE |
ROUND |
| AAUB |
HOLE DIAMETER |
2.000 INCHES MINIMUM AND 2.002 INCHES MAXIMUM |
| ABNM |
THICKNESS |
0.150 INCHES MINIMUM AND 0.152 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 1009 OVERALL AND STEEL COMP 1015 OVERALL |
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