| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-790-2990 (007902990) |
| NCB Code | USA (00) |
| Manufacturer | Jergens Inc, Barry Wright Corporation, Mjt Holdings Llc, Carr Lane Manufacturing Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ADAV | OVERALL DIAMETER | 1.125 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 56.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM |
| SFTT | SURFACE TREATMENT | OXIDE FILM OVERALL |
| AAUB | HOLE DIAMETER | 0.531 INCHES NOMINAL |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.125 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| HUES | COLOR | BLACK OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| Relevant Components for NSN - 5310-00-790-2990, 5310007902990 | ||||
| 5325-01-474-4172 (5325014744172) | 5305-00-005-0050 (5305000050050) | 5305-01-081-2450 (5305010812450) | 5360-00-248-8834 (5360002488834) | |
| 5340-01-369-8169 (5340013698169) | 5305-00-899-3578 (5305008993578) | 5330-00-593-8695 (5330005938695) | 5305-01-514-9340 (5305015149340) | |
| 5340-01-702-5703 (5340017025703) | 5360-00-920-9595 (5360009209595) | 5340-01-691-6457 (5340016916457) | 5306-01-269-7435 (5306012697435) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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