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) | 01-243-0758 (012430758) |
| NCB Code | USA (01) |
| Manufacturer | Nimikkeistokeskus Ncb Finland, Huck International Inc, West Coast Aerospace Inc, Sps Technologies Inc, Hi Shear Corporation, Boeing Company The, Reid Products Inc, Lisi Aerospace Canada Corp, Alcoa Global Fasteners Inc, Fastener Innovation Technology Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 10113579 | nimikkeistokeskus ncb finland | screw close tolerance | RFQ |
| HT4020-6-21A | huck international inc | screw close tolerance | RFQ |
| ST3M652C6-21A | west coast aerospace inc | screw close tolerance | RFQ |
| HT4020-6-21A | sps technologies inc | screw close tolerance | RFQ |
| HT4020-6-21A | hi shear corporation | screw close tolerance | RFQ |
| ST3M652C6-21A | boeing company the | screw close tolerance | RFQ |
| ST3M652C6-21A | reid products inc | screw close tolerance | RFQ |
| HT4020-6-21A | lisi aerospace canada corp | screw close tolerance | RFQ |
| ST3M652C6-21A | huck international inc | screw close tolerance | RFQ |
| HT4020-6-21A | alcoa global fasteners inc | screw close tolerance | RFQ |
| ST3M652C6-21A | fastener innovation technology 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 | 1.937 INCHES MINIMUM AND 1.984 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.7556 INCHES MINIMUM AND 0.7604 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.1147 INCHES MINIMUM AND 0.1167 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 | 1.302 INCHES MINIMUM AND 1.322 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,CETYL ALCOHOL LUBRICANT,WHITE PAINT ON NONBEARING SURFACE OF HEAD |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-243-0758, 5305012430758 | ||||
| 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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