| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-126-7313 (011267313) |
| NCB Code | USA (01) |
| Manufacturer | West Coast Aerospace Inc, Huck International Inc, Nimikkeistokeskus Ncb Finland, Alcoa Global Fasteners Inc, Boeing Company The, Hi Shear Corporation, Fastener Innovation Technology Inc, Lisi Aerospace Canada Corp, Sps Technologies Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| ST3M740-4L12 | west coast aerospace inc | screw close tolerance | 60516 | RFQ |
| HT4053-4-12A | huck international inc | screw close tolerance | 97928 | RFQ |
| 10115144 | nimikkeistokeskus ncb finland | screw close tolerance | a486g | RFQ |
| HT4053-4-12A | alcoa global fasteners inc | screw close tolerance | 92215 | RFQ |
| ST3M740-4L12 | boeing company the | screw close tolerance | 76301 | RFQ |
| ST3M740-4L12 | alcoa global fasteners inc | screw close tolerance | 92215 | RFQ |
| HT4053-4-12A | hi shear corporation | screw close tolerance | 73197 | RFQ |
| ST3M740-4-12 | boeing company the | screw close tolerance | 76301 | RFQ |
| ST3M740-4L12 | fastener innovation technology inc | screw close tolerance | 58998 | RFQ |
| HT4053-4-12A | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| HT4053-4-12A | sps technologies inc | screw close tolerance | 80539 | RFQ |
| ST3M740-4L12 | huck international inc | screw close tolerance | 17446 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.204 INCHES MINIMUM AND 1.234 INCHES MAXIMUM |
| AASK | HEAD STYLE | OVAL COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.390 INCHES MINIMUM AND 0.394 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ALUMINUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 TY 2CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-126-7313, 5305011267313 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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