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 |
| 80205 |
NATIONAL AEROSPACE STANDARDS COMMITT |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
MIL-C-5541, CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ABNM |
THICKNESS |
0.016 INCHES NOMINAL |
| AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
| MATT |
MATERIAL |
ALUMINUM ALLOY 2024 OVERALL AND ALUMINUM ALLOY 1230 OVERALL |
| ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
| AAUB |
HOLE DIAMETER |
1.380 INCHES MINIMUM AND 1.400 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-A-250/5 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| SFTT |
SURFACE TREATMENT |
CHROMATE OVERALL |
| ABMW |
PERIPHERAL SHAPE STYLE |
ROUND |
| ADAV |
OVERALL DIAMETER |
2.120 INCHES MINIMUM AND 2.145 INCHES MAXIMUM |
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