| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-138-9527 (001389527) |
| NCB Code | USA (00) |
| Manufacturer | Hamilton Sundstrand Corporation, Meriden Manufacturing Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 2.551 INCHES MINIMUM AND 2.561 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 2.671 INCHES MINIMUM AND 2.681 INCHES MAXIMUM |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.120 INCHES NOMINAL |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 1.096 INCHES MINIMUM AND 1.101 INCHES MAXIMUM |
| ABMR | INTERNAL KEY QUANTITY | 3 |
| ABPX | MATERIAL THICKNESS | 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 75.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM |
| FEAT | SPECIAL FEATURES | KEYS BENT 30 DEGREES |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5513 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Components Related to NSN - 5310-00-138-9527, 5310001389527 | ||||
| 5365-01-353-6485 (5365013536485) | 5365-01-314-0869 (5365013140869) | 5365-01-538-9415 (5365015389415) | 5330-01-360-0946 (5330013600946) | |
| 5330-01-260-4708 (5330012604708) | 5342-01-109-4185 (5342011094185) | 5331-01-608-0793 (5331016080793) | 5305-00-298-4681 (5305002984681) | |
| 5315-00-514-0217 (5315005140217) | 5330-01-528-4162 (5330015284162) | 5310-01-312-3813 (5310013123813) | 5360-00-969-4423 (5360009694423) | |
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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