| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-063-6345 (000636345) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Northrop Grumman Systems Corporation, Mbda Incorporated, Lord Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 12C374-7 | lockheed martin corporation | washer flat | 81755 | RFQ |
| 56AA3 | northrop grumman systems corporation | washer flat | 26512 | RFQ |
| B94004 | mbda incorporated | washer flat | k0967 | RFQ |
| J2049-3D | lord corporation | washer flat | 76005 | RFQ |
| SP4300-229 | northrop grumman systems corporation | washer flat | 26512 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.390 INCHES NOMINAL |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.063 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 1.1875 INCHES NOMINAL |
| HEAT | HEAT TREATMENT | F-AS FABRICATED |
| MATT | MATERIAL | ALUMINUM ALLOY 2014 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/3 ALCLAD FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| Components Related to NSN - 5310-00-063-6345, 5310000636345 | ||||
| 5365-01-353-6485 (5365013536485) | 5365-01-314-0869 (5365013140869) | 5365-01-538-9415 (5365015389415) | 5330-01-360-0946 (5330013600946) | |
| 5330-01-260-4708 (5330012604708) | 5342-01-109-4185 (5342011094185) | 5331-01-608-0793 (5331016080793) | 5305-00-298-4681 (5305002984681) | |
| 5315-00-514-0217 (5315005140217) | 5330-01-528-4162 (5330015284162) | 5310-01-312-3813 (5310013123813) | 5360-00-969-4423 (5360009694423) | |
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