| Item Name | Nut Self Locking Extended Washer |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-056-9524 (000569524) |
| NCB Code | USA (00) |
| Manufacturer | Fitz Aerospace Llc, Harvard Industries Inc, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| LH4079-048 | fitz aerospace llc | nut self locking extended washer | 019l2 | RFQ |
| LH4079-048 | harvard industries inc | nut self locking extended washer | 72962 | RFQ |
| NAS1287C4 | national aerospace standards com | nut self locking extended washer | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| AAVX | WASHER OUTSIDE DIAMETER | 0.416 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.254 INCHES MINIMUM NUT |
| ABKW | OVERALL HEIGHT | 0.280 INCHES MAXIMUM |
| ACTA | NUT STYLE | HEXAGON |
| ADFK | NUT COUNTERBORE DEPTH | 0.090 INCHES MINIMUM NUT |
| ASDB | WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM |
| AZKQ | TEMP RATING | 1400.0 DEG FAHRENHEIT NOMINAL |
| BZRR | THREAD SERIES | UNJF |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATT | MATERIAL | NICKEL ALLOY M252 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5756 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | NICKEL AND ZINC LOCKING INSERT |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 6304 ASSN STD SINGLE TREATMENT RESPONSE LOCKING INSERT |
| Components Related to NSN - 5310-00-056-9524, 5310000569524 | ||||
| 5310-01-197-4020 (5310011974020) | 5315-01-603-3457 (5315016033457) | 5307-00-208-2583 (5307002082583) | 5306-00-723-0855 (5306007230855) | |
| 5306-01-051-8024 (5306010518024) | 5365-00-997-7495 (5365009977495) | 5360-00-769-7461 (5360007697461) | 5360-01-313-5636 (5360013135636) | |
| 5330-01-455-6923 (5330014556923) | 5340-00-061-1146 (5340000611146) | 5320-00-333-6513 (5320003336513) | 5310-01-109-8086 (5310011098086) | |
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