| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-553-1579 (005531579) |
| NCB Code | USA (00) |
| Manufacturer | Airdale Express Llc, Goodrich Corporation, Lucas Aerospace Ltd, Ontic Engineering And Manufacturing Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.662 INCHES NOMINAL |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.050 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.880 INCHES MINIMUM AND 0.890 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| CSYM | SURFACE FINISH | 100.0 MICROINCHES ALL SURFACES |
| HEAT | HEAT TREATMENT | QUENCHED AND TEMPERED |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66,AISI/SAE 1060 FED STD 1ST MATERIAL RESPONSE OR FED STD 66,AISI/SAE 1074 FED STD 2ND MATERIAL RESPONSE OR FED STD 66,AISI/SAE 1074 FED STD 3RD MATERIAL RESPONSE OR FED STD 66,AISI/SAE 1075 FED STD 4TH MATERIAL RESPONSE OR FED |
| Components Related to NSN - 5310-00-553-1579, 5310005531579 | ||||
| 5320-01-288-0602 (5320012880602) | 5315-01-595-1361 (5315015951361) | 5310-01-425-6377 (5310014256377) | 5330-00-128-1254 (5330001281254) | |
| 5330-01-540-2102 (5330015402102) | 5310-01-661-3334 (5310016613334) | 5320-01-255-7970 (5320012557970) | 5330-01-103-2439 (5330011032439) | |
| 5365-00-115-6523 (5365001156523) | 5306-01-431-2275 (5306014312275) | 5330-01-476-3266 (5330014763266) | 5355-01-113-6386 (5355011136386) | |
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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