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) | 01-439-2684 (014392684) |
| NCB Code | USA (01) |
| Manufacturer | Moeller Manufacturing And Supply Inc, Anillo Industries Inc, Northrop Grumman Systems Corporation, Sps Technologies Inc, Alcoa Global Fasteners Inc, Federal Mogul Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MM891-4A | moeller manufacturing and supply inc | washer flat | RFQ |
| AS32990-4A | anillo industries inc | washer flat | RFQ |
| 03A280-4A | northrop grumman systems corporation | washer flat | RFQ |
| NS202859-4A | sps technologies inc | washer flat | RFQ |
| VN948YNP4-A | alcoa global fasteners inc | washer flat | RFQ |
| 03A280-4A | federal mogul corporation | washer flat | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.252 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.460 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5596 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5597 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ALUMINUM ALLOY OVERALL |
| Relevant Components for NSN - 5310-01-439-2684, 5310014392684 | ||||
| 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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