| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-081-3102 (010813102) |
| NCB Code | USA (01) |
| Manufacturer | Huck International Inc, Sps Technologies Inc, Reid Products Inc, Hi Shear Corporation, West Coast Aerospace Inc, Alcoa Global Fasteners Inc, Boeing Company The, Lisi Aerospace Canada Corp, Fastener Innovation Technology Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| ST3M495-4-3-1 | huck international inc | screw shoulder | 17446 | RFQ |
| HT4016-4-3X | sps technologies inc | screw shoulder | 80539 | RFQ |
| 11911-4-3-1 | reid products inc | screw shoulder | 59563 | RFQ |
| HT4016-4-3X | hi shear corporation | screw shoulder | 73197 | RFQ |
| ST3M495-4-3-1 | sps technologies inc | screw shoulder | 0ptk6 | RFQ |
| WC4010-4-3 | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| HT4016-4-3X | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| ST3M495-4-3-1 | alcoa global fasteners inc | screw shoulder | 06950 | RFQ |
| ST3M495-4-3-1 | boeing company the | screw shoulder | 76301 | RFQ |
| HT4016-4-3X | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| HT4016-4-3X | huck international inc | screw shoulder | 97928 | RFQ |
| ST3M495-4-3-1 | fastener innovation technology inc | screw shoulder | 58998 | 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 | 0.570 INCHES MINIMUM AND 0.600 INCHES MAXIMUM |
| AASK | HEAD STYLE | FILLISTER COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.3948 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.015 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2646 INCHES MINIMUM FIRST SHOULDER AND 0.2651 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.135 INCHES NOMINAL FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | SOCKET DRIVE RECESS IN THREAD END 0.095 IN. MIN 0.097 IN. MAX WIDTH ACROSS FLATS |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 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 - 5305-01-081-3102, 5305010813102 | ||||
| 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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