AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-638-5066 (006385066) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 7.280 INCHES MINIMUM AND 7.320 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 8.030 INCHES MINIMUM AND 8.050 INCHES MAXIMUM |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.062 INCHES NOMINAL |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 8.085 INCHES MINIMUM AND 8.115 INCHES MAXIMUM |
| ABMQ | EXTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | 6 INTERNAL PREBENT KEYS FIRST KEY OPPOSITE EXTERNAL KEY,120 DEGREE ANGLE BETWEEN FIRST AND SECOND KEY,30 DEGREE ANGLE BETWEEN SECOND AND THIRD KEY,30 DEGREE ANGLE BETWEEN THIRD AND FOURTH KEY,120 DEGREE ANGLE BETWEEN FOURTH AND FIFTH KEY,30 |
| MATT | MATERIAL | STEEL COMP 1010 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5040 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-638-5066, 5310006385066 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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