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) | 01-165-2459 (011652459) |
| NCB Code | USA (01) |
| Manufacturer | Hi Shear Corporation, Lisi Aerospace Canada Corp, Sps Technologies Inc, Twist Tite Mfg Inc, Alcoa Global Fasteners Inc, Lewiston Forest Products Inc, Fastener Innovation Technology Inc, Boeing Company The, Huck International Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| HT4057-4D44 | hi shear corporation | screw close tolerance | RFQ |
| HT4057-4D44A | lisi aerospace canada corp | screw close tolerance | RFQ |
| HT4057-4D44A | sps technologies inc | screw close tolerance | RFQ |
| ST3M733-4DL44 | twist tite mfg inc | screw close tolerance | RFQ |
| HT4057-4D44A | alcoa global fasteners inc | screw close tolerance | RFQ |
| ST3M733-4DL44 | lewiston forest products inc | screw close tolerance | RFQ |
| HT4057-4D44 | lisi aerospace canada corp | screw close tolerance | RFQ |
| ST3M733-4DL44 | fastener innovation technology inc | screw close tolerance | RFQ |
| HT4057-4D44A | hi shear corporation | screw close tolerance | RFQ |
| ST3M733-4D44 | boeing company the | screw close tolerance | RFQ |
| HT4057-4D44 | huck international inc | screw close tolerance | RFQ |
| ST3M733-4DL44 | boeing company the | screw close tolerance | RFQ |
| HT4057-4D44 | alcoa global fasteners inc | screw close tolerance | RFQ |
| HT4057-4D44 | sps technologies inc | screw close tolerance | RFQ |
| HT4057-4D44A | huck international inc | screw close tolerance | 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 | 3.204 INCHES MINIMUM AND 3.234 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.456 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.081 INCHES MAXIMUM FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.063 INCHES MINIMUM FIRST HOLE AND 3.113 INCHES MAXIMUM FIRST HOLE |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ALUMINUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488,TY 2,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-165-2459, 5305011652459 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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