| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-145-9176 (011459176) |
| NCB Code | USA (01) |
| Manufacturer | Lisi Aerospace Canada Corp, Sps Technologies Inc, Hi Shear Corporation, Huck International Inc, Alcoa Global Fasteners Inc, Boeing Company The, Fastener Innovation Technology Inc, West Coast Aerospace Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HT4016-4-51Y | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| HT4016-4-51Y | sps technologies inc | screw shoulder | 80539 | RFQ |
| HT4016-4-51Y | hi shear corporation | screw shoulder | 73197 | RFQ |
| HT4016-4-51Y | huck international inc | screw shoulder | 97928 | RFQ |
| HT4016-4-51Y | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| ST3M506-4-51-1 | alcoa global fasteners inc | screw shoulder | 06950 | RFQ |
| ST3M506-4-51-1 | boeing company the | screw shoulder | 76301 | RFQ |
| ST3M506-4-51-1 | fastener innovation technology inc | screw shoulder | 58998 | RFQ |
| ST3M506-4-51-1 | huck international inc | screw shoulder | 17446 | RFQ |
| ST3M506-4-51-1 | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 3.570 INCHES MINIMUM AND 3.600 INCHES MAXIMUM |
| AASK | HEAD STYLE | OVAL COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.4208 INCHES MINIMUM AND 0.4258 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 3.114 INCHES MINIMUM FIRST SHOULDER AND 3.142 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| 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 0.0947 IN. MIN AND 0.0967 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 |
| Relevant Components for NSN - 5305-01-145-9176, 5305011459176 | ||||
| 5365-01-408-0738 (5365014080738) | 5360-01-398-4043 (5360013984043) | 5340-01-691-6542 (5340016916542) | 5320-01-436-2383 (5320014362383) | |
| 5306-01-314-9902 (5306013149902) | 5360-01-309-0721 (5360013090721) | 5340-01-572-7694 (5340015727694) | 5330-01-590-0378 (5330015900378) | |
| 5305-00-885-9913 (5305008859913) | 5305-01-107-6588 (5305011076588) | 5360-00-419-0733 (5360004190733) | 5365-01-088-3799 (5365010883799) | |
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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