| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-566-0619 (005660619) |
| NCB Code | USA (00) |
| Manufacturer | Mtu America Inc, Allison Transmission Inc, General Motors Corp, W W Williams Midwest Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.932 INCHES MINIMUM AND 1.992 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 3.180 INCHES MINIMUM AND 3.260 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.180 INCHES NOMINAL |
| ABMH | RECESS DEPTH | 0.085 INCHES MINIMUM AND 0.089 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.457 INCHES MINIMUM AND 0.487 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM |
| MATT | MATERIAL | STEEL COMP 1008 OVERALL OR STEEL COMP 1020 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-00-566-0619, 5310005660619 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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