| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-141-7904 (011417904) |
| NCB Code | USA (01) |
| Manufacturer | Lisi Aerospace Canada Corp, Alcoa Global Fasteners Inc, Reid Products Inc, Boeing Company The, West Coast Aerospace Inc, Fastener Innovation Technology Inc, Hi Shear Corporation, Huck International Inc, Sps Technologies Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HT4020-3-4Y | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| 3M902C3-4D | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| 11879C3-4D | reid products inc | screw shoulder | 59563 | RFQ |
| 3M902C3-4D | boeing company the | screw shoulder | 76301 | RFQ |
| HT4020-3-4Y | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| WC4020-34Y | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| 3M902C3-4D | fastener innovation technology inc | screw shoulder | 58998 | RFQ |
| HT4020-3-4Y | hi shear corporation | screw shoulder | 73197 | RFQ |
| HT4020-3-4Y | huck international inc | screw shoulder | 97928 | RFQ |
| HT4020-3-4Y | sps technologies inc | screw shoulder | 80539 | RFQ |
| 3M902C3-4D | huck international inc | screw shoulder | 17446 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.640 INCHES MINIMUM AND 0.687 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.377 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.0320 INCHES MINIMUM AND 0.0340 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2177 INCHES MINIMUM FIRST SHOULDER AND 0.2182 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.206 INCHES MINIMUM FIRST SHOULDER AND 0.228 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 | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-141-7904, 5305011417904 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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