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) | 01-521-9556 (015219556) |
| NCB Code | USA (01) |
| Manufacturer | Boeing Company The, Saturn Fasteners Inc, Hi Shear Corporation, Twist Tite Mfg Inc, Fastener Innovation Technology Inc, Alcoa Global Fasteners Inc, Linread Canada Ltd, Lisi Aerospace Canada Corp, Nimikkeistokeskus Ncb Finland, Houston Precision Fastener L L C, West Coast Aerospace Inc, Valley Todeco Inc, Huck International Inc, Camcar Llc, Sps Technologies Inc, Heartland Precision Fasteners In, Reid Products Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ST3M557 | boeing company the | screw close tolerance | RFQ |
| ST3M557-3-13 | saturn fasteners inc | screw close tolerance | RFQ |
| HT4027-3-13 | hi shear corporation | screw close tolerance | RFQ |
| ST3M557-3-13 | twist tite mfg inc | screw close tolerance | RFQ |
| ST3M557-3-13 | fastener innovation technology inc | screw close tolerance | RFQ |
| HT4027-3-13 | alcoa global fasteners inc | screw close tolerance | RFQ |
| ST3M557-3-13 | linread canada ltd | screw close tolerance | RFQ |
| HT4027-3-13 | lisi aerospace canada corp | screw close tolerance | RFQ |
| 10113848 | nimikkeistokeskus ncb finland | screw close tolerance | RFQ |
| ST3M557-3-13 | houston precision fastener l l c | screw close tolerance | RFQ |
| WC4027-3-13 | west coast aerospace inc | screw close tolerance | RFQ |
| ST3M557-3-13 | valley todeco inc | screw close tolerance | RFQ |
| ST3M557-3-13 | boeing company the | screw close tolerance | RFQ |
| HT4027-3-13 | huck international inc | screw close tolerance | RFQ |
| ST3M5573-13 | camcar llc | screw close tolerance | RFQ |
| HT4027-3-13 | sps technologies inc | screw close tolerance | RFQ |
| ST3M557-3-13 | heartland precision fasteners in | screw close tolerance | RFQ |
| 11923-3-13 | reid products inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.313 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.218 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.293 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
| AAUJ | SPLINE MAJOR DIAMETER | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | TORX |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ANEE | GRIP LENGTH | 0.812 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES NOMINAL AND 101.0 DEGREES MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,100 DEGREE REDUCED HEAD,GEARDRIVE RECESS-SPECIAL THREAD LENGTH INCONCEL 718 (125 KSI SHEAR) |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BPS-F-69 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-521-9556, 5305015219556 | ||||
| 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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