AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-047-6345 (010476345) |
| NCB Code | USA (01) |
| Manufacturer | Alcoa Global Fasteners Inc, Twist Tite Mfg Inc, Sps Technologies Inc, Boeing Company The, West Coast Aerospace Inc, Huck International Inc, Hi Shear Corporation, Lisi Aerospace Canada Corp, Fastener Innovation Technology Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ST3M506-5-11 | alcoa global fasteners inc | screw shoulder | RFQ |
| ST3M506-5-11 | twist tite mfg inc | screw shoulder | RFQ |
| HT4011-5-11 | sps technologies inc | screw shoulder | RFQ |
| HT4011-5-11 | alcoa global fasteners inc | screw shoulder | RFQ |
| ST3M506-5-11 | boeing company the | screw shoulder | RFQ |
| ST3M506-5-11 | sps technologies inc | screw shoulder | RFQ |
| ST3M506-5-11 | west coast aerospace inc | screw shoulder | RFQ |
| ST3M506-5-11 | huck international inc | screw shoulder | RFQ |
| HT4011-5-11 | hi shear corporation | screw shoulder | RFQ |
| HT4011-5-11 | huck international inc | screw shoulder | RFQ |
| ST3M506-5-11 | lisi aerospace canada corp | screw shoulder | RFQ |
| ST3M506-5-11 | hi shear corporation | screw shoulder | RFQ |
| ST3M506-5-11 | fastener innovation technology inc | screw shoulder | RFQ |
| ST3M506 | boeing company the | screw shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.431 INCHES MINIMUM AND 0.498 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.129 INCHES MINIMUM AND 1.176 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.461 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.342 INCHES MINIMUM FIRST SHOULDER AND 0.343 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.678 INCHES MINIMUM FIRST SHOULDER AND 0.698 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | INTERNAL HEXAGON SOCKET 0.127 IN. MIN AND 0.130 IN. MAX WIDTH ACROSS FLATS,0.160 IN. DEEP IN THREAD END |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 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 - 5305-01-047-6345, 5305010476345 | ||||
| 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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