| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-527-1871 (015271871) |
| NCB Code | USA (01) |
| Manufacturer | Polyamp Ab, Maryland Metrics |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 101698 | polyamp ab | washer flat | s4231 | RFQ |
| DIN125A-M4-A2 | maryland metrics | washer flat | 4s332 | RFQ |
| DIN25A-M4-A2 | maryland metrics | washer flat | 4s332 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 4.3 MILLIMETERS NOMINAL |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.8 MILLIMETERS NOMINAL |
| ADAV | OVERALL DIAMETER | 9.0 MILLIMETERS NOMINAL |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 4.3 MILLIMETERS NOMINAL |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.8 MILLIMETERS NOMINAL |
| ADAV | OVERALL DIAMETER | 9.0 MILLIMETERS NOMINAL |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| Components Related to NSN - 5310-01-527-1871, 5310015271871 | ||||
| 5305-01-222-3196 (5305012223196) | 5340-01-420-2904 (5340014202904) | 5305-01-506-5038 (5305015065038) | 5307-01-093-0586 (5307010930586) | |
| 5306-01-455-2212 (5306014552212) | 5320-01-425-9724 (5320014259724) | 5330-01-429-5246 (5330014295246) | 5340-01-359-3660 (5340013593660) | |
| 5330-01-524-1191 (5330015241191) | 5320-00-395-6445 (5320003956445) | 5310-01-510-7415 (5310015107415) | 5310-01-104-8190 (5310011048190) | |
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