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) | 01-521-9170 (015219170) |
| NCB Code | USA (01) |
| Manufacturer | Boeing Company The, Twist Tite Mfg Inc, Sps Technologies Inc, Lisi Aerospace Canada Corp, Alcoa Global Fasteners Inc, West Coast Aerospace Inc, Hi Shear Corporation, Fastener Innovation Technology Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ST3M557-5-13 | boeing company the | screw close tolerance | RFQ |
| ST3M557-5-13 | twist tite mfg inc | screw close tolerance | RFQ |
| HT4027-5-13 | sps technologies inc | screw close tolerance | RFQ |
| HT4027-5-13 | lisi aerospace canada corp | screw close tolerance | RFQ |
| HT4027-5-13 | alcoa global fasteners inc | screw close tolerance | RFQ |
| WC4027-5-13 | west coast aerospace inc | screw close tolerance | RFQ |
| ST3M557-5-13 | sps technologies inc | screw close tolerance | RFQ |
| HT4027-5-13 | hi shear corporation | screw close tolerance | RFQ |
| ST3M557-5-13 | fastener innovation technology inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.531 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.328 INCHES MINIMUM AND 1.358 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.477 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AGAV | END ITEM IDENTIFICATION | FWD FUSELAGE |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| ANEE | GRIP LENGTH | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 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 - 5305-01-521-9170, 5305015219170 | ||||
| 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.
Request for Quote