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) | 01-178-9308 (011789308) |
| NCB Code | USA (01) |
| Manufacturer | Twist Tite Mfg Inc, Sps Technologies Inc, Fastener Innovation Technology Inc, Nimikkeistokeskus Ncb Finland, Boeing Company The, Valley Todeco Inc, West Coast Aerospace Inc, Hi Shear Corporation, Heartland Precision Fasteners In, Reid Products Inc, Raytheon Company, Saturn Fasteners Inc, Houston Precision Fastener L L C, Alcoa Global Fasteners Inc, Lisi Aerospace Canada Corp, Camcar Llc, Huck International Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ST3M557-3-5 | twist tite mfg inc | screw close tolerance | RFQ |
| HT4027-3-5 | sps technologies inc | screw close tolerance | RFQ |
| ST3M557-3-5 | fastener innovation technology inc | screw close tolerance | RFQ |
| 10115551 | nimikkeistokeskus ncb finland | screw close tolerance | RFQ |
| ST3M557-3-5 | boeing company the | screw close tolerance | RFQ |
| ST3M557-3-5 | sps technologies inc | screw close tolerance | RFQ |
| ST3M557-3-5 | valley todeco inc | screw close tolerance | RFQ |
| ST3M557-3-5 | west coast aerospace inc | screw close tolerance | RFQ |
| HT4027-3-5 | hi shear corporation | screw close tolerance | RFQ |
| ST3M557-3-5 | heartland precision fasteners in | screw close tolerance | RFQ |
| 11923-3-5 | reid products inc | screw close tolerance | RFQ |
| 3929AS1227-3R5 | raytheon company | screw close tolerance | RFQ |
| ST3M557-3-5 | saturn fasteners inc | screw close tolerance | RFQ |
| ST3M557-3-5 | houston precision fastener l l c | screw close tolerance | RFQ |
| HT4027-3-5 | alcoa global fasteners inc | screw close tolerance | RFQ |
| HT4027-3-5 | lisi aerospace canada corp | screw close tolerance | RFQ |
| ST3M557-3-5 | camcar llc | screw close tolerance | RFQ |
| HT4027-3-5 | huck international inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.702 INCHES MINIMUM AND 0.749 INCHES MAXIMUM |
| AASK | HEAD STYLE | OVAL COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.297 INCHES MINIMUM AND 0.302 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ANEE | GRIP LENGTH | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-178-9308, 5305011789308 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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