| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-144-4761 (011444761) |
| NCB Code | USA (01) |
| Manufacturer | Huck International Inc, Hi Shear Corporation, Sps Technologies Inc, Lisi Aerospace Canada Corp, Alcoa Global Fasteners Inc, Atotech Usa Inc, Boeing Company The, Fastener Innovation Technology Inc, Houston Precision Fastener L L C, West Coast Aerospace Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HT4016-3-204 | huck international inc | screw shoulder | 97928 | RFQ |
| HT4016-3-20Y | huck international inc | screw shoulder | 97928 | RFQ |
| HT4016-3-20Y | hi shear corporation | screw shoulder | 73197 | RFQ |
| HT4016-3-20Y | sps technologies inc | screw shoulder | 80539 | RFQ |
| HT4016-3-20Y | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| HT4016-3-20Y | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| ST3M506-3-20-1 | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| ST3M506-3-20-1 | atotech usa inc | screw shoulder | 08514 | RFQ |
| ST3M506-3-20-1 | boeing company the | screw shoulder | 76301 | RFQ |
| ST3M506-3-20-1 | sps technologies inc | screw shoulder | 56878 | RFQ |
| ST3M506-3-20-1 | fastener innovation technology inc | screw shoulder | 58998 | RFQ |
| ST3M506-3-20-1 | houston precision fastener l l c | screw shoulder | 1vsl7 | RFQ |
| WC4011-3-20-1 | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.306 INCHES MINIMUM AND 0.356 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.566 INCHES MINIMUM AND 1.596 INCHES MAXIMUM |
| AASK | HEAD STYLE | OVAL COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.3275 INCHES MINIMUM AND 0.3325 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2177 INCHES MINIMUM FIRST SHOULDER AND 0.2182 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.190 INCHES MINIMUM FIRST SHOULDER AND 1.218 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | INTERNAL HEXAGON SOCKET IN THREADED END 0.0791 IN. MIN AND 0.0806 IN. MAX WIDTH ACROSS FLATS |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Components Related to NSN - 5305-01-144-4761, 5305011444761 | ||||
| 5340-01-631-5368 (5340016315368) | 5330-01-297-3590 (5330012973590) | 5360-00-245-2131 (5360002452131) | 5365-01-571-1663 (5365015711663) | |
| 5342-01-255-3551 (5342012553551) | 5330-01-556-4440 (5330015564440) | 5330-01-613-3472 (5330016133472) | 5342-01-259-3873 (5342012593873) | |
| 5340-00-575-1873 (5340005751873) | 5310-00-151-9032 (5310001519032) | 5315-01-622-0550 (5315016220550) | 5340-01-429-0419 (5340014290419) | |
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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