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 |
| 43999 |
BOEING COMPANY THE DBA BOEING DIV DE |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| MATT |
MATERIAL |
STEEL COMP 347 OVERALL OR STEEL COMP 321 OVERALL OR STEEL COMP 348 OVERALL |
| AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
| ADAV |
OVERALL DIAMETER |
1.500 INCHES NOMINAL |
| ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
| CQFM |
HARDNESS RATING |
16.0 ROCKWELL C NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6721 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6721 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| ABNM |
THICKNESS |
0.090 INCHES NOMINAL |
| ABMW |
PERIPHERAL SHAPE STYLE |
ROUND |
| AAUB |
HOLE DIAMETER |
0.890 INCHES NOMINAL |
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