| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-249-0454 (012490454) |
| NCB Code | USA (01) |
| Manufacturer | Lisi Aerospace Canada Corp, Boeing Company The, Alcoa Global Fasteners Inc, Huck International Inc, Sps Technologies Inc, Hi Shear Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HT4060V4-3D | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| ST3M851V4-3D | boeing company the | screw shoulder | 76301 | RFQ |
| ST3M851V4-3D | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| HT4060V4-3D | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| HT4060V4-3D | huck international inc | screw shoulder | 97928 | RFQ |
| HT4060V4-3D | sps technologies inc | screw shoulder | 80539 | RFQ |
| HT4060V4-3D | hi shear corporation | screw shoulder | 73197 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.442 INCHES MINIMUM AND 0.509 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.640 INCHES MINIMUM AND 0.687 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.456 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.0582 INCHES MINIMUM AND 0.0602 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.178 INCHES MINIMUM FIRST SHOULDER AND 0.198 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 | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-249-0454, 5305012490454 | ||||
| 5305-01-339-0166 (5305013390166) | 5365-01-662-5153 (5365016625153) | 5360-01-351-8647 (5360013518647) | 5305-00-452-2092 (5305004522092) | |
| 5320-01-350-0370 (5320013500370) | 5365-01-048-9619 (5365010489619) | 5330-01-329-6615 (5330013296615) | 5331-00-493-8173 (5331004938173) | |
| 5330-00-146-3153 (5330001463153) | 5305-00-052-8884 (5305000528884) | 5330-01-651-5544 (5330016515544) | 5310-00-444-5136 (5310004445136) | |
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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