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) | 00-656-0430 (006560430) |
| NCB Code | USA (00) |
| Manufacturer | Seastrom Manufacturing Co Inc, Lockheed Martin Corporation, Rolls Royce Corporation, Northrop Grumman Systems Corporation, General Electric Company, Allison Transmission Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 5710-61-30P | seastrom manufacturing co inc | washer flat | RFQ |
| 7058450P4 | lockheed martin corporation | washer flat | RFQ |
| 6866505 | rolls royce corporation | washer flat | RFQ |
| 100H154PC72 | northrop grumman systems corporation | washer flat | RFQ |
| 7058490P4 | lockheed martin corporation | washer flat | RFQ |
| 7058490P4 | general electric company | washer flat | RFQ |
| 6866505 | allison transmission inc | washer flat | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.259 INCHES MINIMUM AND 0.267 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.0300 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 302 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| Relevant Components for NSN - 5310-00-656-0430, 5310006560430 | ||||
| 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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