AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 01-194-0675 (011940675) |
| NCB Code | USA (01) |
| Manufacturer | Klx Aerospace Solutions Ii Sas, Lisi Aerospace Canada Corp, Northrop Grumman Systems Corporation, Sps Technologies Inc, Hi Shear Corporation, Alcoa Global Fasteners Inc, Klx Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| H50437-4 | klx aerospace solutions ii sas | nut self locking extended washer | RFQ |
| N11-4 | lisi aerospace canada corp | nut self locking extended washer | RFQ |
| GN512JG4 | northrop grumman systems corporation | nut self locking extended washer | RFQ |
| 78456-820 | sps technologies inc | nut self locking extended washer | RFQ |
| N11-4 | hi shear corporation | nut self locking extended washer | RFQ |
| H50437-4 | alcoa global fasteners inc | nut self locking extended washer | RFQ |
| H50437-4 | klx inc | nut self locking extended washer | 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 | 0.425 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.291 INCHES MINIMUM NUT AND 0.295 INCHES MAXIMUM NUT |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| ABKW | OVERALL HEIGHT | 0.365 INCHES MAXIMUM |
| ACTA | NUT STYLE | HEXAGON |
| ADFK | NUT COUNTERBORE DEPTH | 0.175 INCHES MINIMUM NUT AND 0.185 INCHES MAXIMUM NUT |
| ASDB | WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AZKQ | TEMP RATING | 232.0 DEG CELSIUS MAXIMUM |
| BZRR | THREAD SERIES | UNJF |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP 4037 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | TIN OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B545 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-01-194-0675, 5310011940675 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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