AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-651-3489 (016513489) |
| NCB Code | USA (01) |
| Manufacturer | Hobson Engineering Co Pty Ltd, Haulmark Trailers Australia, Brighton Best International Inc, American Society For Testing |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| WR43ZM20 | hobson engineering co pty ltd | washer flat | RFQ |
| HWZSM9204240-01 | haulmark trailers australia | washer flat | RFQ |
| 371200 373027 | brighton best international inc | washer flat | RFQ |
| ASTM F436M-TY1 M20 | american society for testing | washer flat | RFQ |
| ASTM F436M | american society for testing | washer flat | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 22.0 MILLIMETERS MINIMUM AND 22.5 MILLIMETERS MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 3.1 MILLIMETERS MINIMUM AND 4.6 MILLIMETERS MAXIMUM |
| ADAV | OVERALL DIAMETER | 40.4 MILLIMETERS MINIMUM AND 42.0 MILLIMETERS MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| Relevant Components for NSN - 5310-01-651-3489, 5310016513489 | ||||
| 5305-01-642-0405 (5305016420405) | 5340-01-469-1045 (5340014691045) | 5315-01-562-5736 (5315015625736) | 5315-01-575-7397 (5315015757397) | |
| 5310-00-347-0214 (5310003470214) | 5320-01-073-2961 (5320010732961) | 5342-01-117-9590 (5342011179590) | 5355-00-201-5369 (5355002015369) | |
| 5305-01-321-3806 (5305013213806) | 5330-00-256-6918 (5330002566918) | 5365-01-625-0045 (5365016250045) | 5310-01-593-4780 (5310015934780) | |
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