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 |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL |
| AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
| FEAT |
SPECIAL FEATURES |
OD KNURL W/48 THREADS PER INCH 0.015 DEEP |
| ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| ABNM |
THICKNESS |
0.062 INCHES NOMINAL |
| ABMW |
PERIPHERAL SHAPE STYLE |
ROUND |
| AAUB |
HOLE DIAMETER |
0.656 INCHES NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ADAV |
OVERALL DIAMETER |
1.072 INCHES MINIMUM AND 1.077 INCHES MAXIMUM |
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