| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-138-4315 (001384315) |
| NCB Code | USA (00) |
| Manufacturer | Military Standards Corp, Master Washer And Stamping Co, Zf Industrieantriebe Witten Gmbh, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS51859-5 | military standards corp | washer flat | RFQ |
| 723225-472 | master washer and stamping co | washer flat | RFQ |
| 8-52T-431 | zf industrieantriebe witten gmbh | washer flat | RFQ |
| 723225-472 | zf industrieantriebe witten gmbh | washer flat | RFQ |
| 944661-3 | northrop grumman systems corporation | washer flat | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.031 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.425 INCHES MINIMUM AND 0.469 INCHES MAXIMUM |
| MATT | MATERIAL | PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-138-4315, 5310001384315 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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