| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-264-1389 (002641389) |
| NCB Code | USA (00) |
| Manufacturer | Defense Reduction Agency, Hewlett-Packard Company, Rockwell Collins Aerospace, Raytheon Company, National Aerospace Standards Com, Aeronautical Standards Group, Keysight Technologies Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 812304-00 | defense reduction agency | washer flat | 32345 | RFQ |
| 512-3 | hewlett-packard company | washer flat | 28480 | RFQ |
| 310-0751-030 | rockwell collins aerospace | washer flat | 13499 | RFQ |
| 4197412-16 | raytheon company | washer flat | 05869 | RFQ |
| AN961-8T | national aerospace standards com | washer flat | 80205 | RFQ |
| AN961-8T | aeronautical standards group | washer flat | 88044 | RFQ |
| 4197412-001 | raytheon company | washer flat | 82577 | RFQ |
| 512-3 | keysight technologies inc | washer flat | 1lqk8 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.164 INCHES MINIMUM AND 0.184 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.022 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | MULTIPLE LAUNCH ROCKET SYSTEM (MLRS) |
| MATT | MATERIAL | COPPER ALLOY 270 OR COPPER ALLOY 268 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE1/2 HARD ASSN STD 1ST MATERIAL RESPONSE AND QQ-B-626 1/2 HARD FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | TIN OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-T-10727,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-264-1389, 5310002641389 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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