| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-063-7416 (000637416) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Harris Corporation, Military Standards Corp, Lockheed Martin Corporation, Itt Industries Limited, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MS15795-904 | national aerospace standards com | washer flat | 80205 | RFQ |
| 4521230-4 | harris corporation | washer flat | 31550 | RFQ |
| MS15795-904 | military standards corp | washer flat | 96906 | RFQ |
| 901792-03 | lockheed martin corporation | washer flat | 90536 | RFQ |
| 4521230-4 | itt industries limited | washer flat | 28528 | RFQ |
| 901792-03 | northrop grumman systems corporation | washer flat | 03956 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.120 INCHES MINIMUM AND 0.133 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.307 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY 11 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A TYPE AND 1 GRADE AND E CLASS |
| ZZZX | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY THE SURFACE TREATMENT |
| Relevant Components for NSN - 5310-00-063-7416, 5310000637416 | ||||
| 5325-00-489-4951 (5325004894951) | 5305-01-688-2332 (5305016882332) | 5310-01-270-2593 (5310012702593) | 5360-01-362-9775 (5360013629775) | |
| 5305-01-574-2082 (5305015742082) | 5330-00-875-6402 (5330008756402) | 5310-01-166-6682 (5310011666682) | 5325-01-330-8489 (5325013308489) | |
| 5310-01-519-7106 (5310015197106) | 5310-12-130-8939 (5310121308939) | 5331-01-513-1941 (5331015131941) | 5310-01-360-7550 (5310013607550) | |
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