AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-128-5124 (011285124) |
| NCB Code | USA (01) |
| Manufacturer | West Coast Aerospace Inc, Hi Shear Corporation, Reid Products Inc, Fastener Innovation Technology Inc, Sps Technologies Inc, Lisi Aerospace Canada Corp, Boeing Company The, Huck International Inc, Nimikkeistokeskus Ncb Finland, Alcoa Global Fasteners Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| WC4020-6-20A | west coast aerospace inc | screw close tolerance | RFQ |
| HT4020-6-20A | hi shear corporation | screw close tolerance | RFQ |
| 119256-20A | reid products inc | screw close tolerance | RFQ |
| ST3M6526-20A | fastener innovation technology inc | screw close tolerance | RFQ |
| HT4020-6-20A | sps technologies inc | screw close tolerance | RFQ |
| HT4020-6-20A | lisi aerospace canada corp | screw close tolerance | RFQ |
| 11925C6-20A | reid products inc | screw close tolerance | RFQ |
| ST3M652C6-20A | fastener innovation technology inc | screw close tolerance | RFQ |
| ST3M652C6-20A | boeing company the | screw close tolerance | RFQ |
| HT4020-6-20A | huck international inc | screw close tolerance | RFQ |
| 10115172 | nimikkeistokeskus ncb finland | screw close tolerance | RFQ |
| HT4020-6-20A | alcoa global fasteners inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.615 INCHES MINIMUM AND 0.682 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.875 INCHES MINIMUM AND 1.922 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.756 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.117 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| ANEE | GRIP LENGTH | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| FEAT | SPECIAL FEATURES | FURNISHED WITH ONE O-RING |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-128-5124, 5305011285124 | ||||
| 5305-01-642-0405 (5305016420405) | 5340-01-469-1045 (5340014691045) | 5315-01-562-5736 (5315015625736) | 5315-01-575-7397 (5315015757397) | |
| 5310-00-347-0214 (5310003470214) | 5320-01-073-2961 (5320010732961) | 5342-01-117-9590 (5342011179590) | 5355-00-201-5369 (5355002015369) | |
| 5305-01-321-3806 (5305013213806) | 5330-00-256-6918 (5330002566918) | 5365-01-625-0045 (5365016250045) | 5310-01-593-4780 (5310015934780) | |
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