| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-142-4873 (011424873) |
| NCB Code | USA (01) |
| Manufacturer | Huck International Inc, Boeing Company The, Alcoa Global Fasteners Inc, Hi Shear Corporation, West Coast Aerospace Inc, Nimikkeistokeskus Ncb Finland, Fastener Innovation Technology Inc, Sps Technologies Inc, Lisi Aerospace Canada Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HT4008-5-9 | huck international inc | screw shoulder | 97928 | RFQ |
| ST3M496-5-9 | boeing company the | screw shoulder | 76301 | RFQ |
| HT4008-5-9 | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| HT4008-5-9 | hi shear corporation | screw shoulder | 73197 | RFQ |
| WC4008-5-9 | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| 10427366 | nimikkeistokeskus ncb finland | screw shoulder | a486g | RFQ |
| ST3M496-5-9 | fastener innovation technology inc | screw shoulder | 58998 | RFQ |
| HT4008-5-9 | sps technologies inc | screw shoulder | 80539 | RFQ |
| HT4008-5-9 | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.442 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.014 INCHES MINIMUM AND 1.044 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.3271 INCHES MINIMUM FIRST SHOULDER AND 0.3276 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.426 INCHES MINIMUM FIRST SHOULDER AND 0.446 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| 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 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-142-4873, 5305011424873 | ||||
| 5325-00-489-4951 (5325004894951) | 5305-01-688-2332 (5305016882332) | 5310-01-270-2593 (5310012702593) | 5360-01-362-9775 (5360013629775) | |
| 5305-01-574-2082 (5305015742082) | 5330-00-875-6402 (5330008756402) | 5310-01-166-6682 (5310011666682) | 5325-01-330-8489 (5325013308489) | |
| 5310-01-519-7106 (5310015197106) | 5310-12-130-8939 (5310121308939) | 5331-01-513-1941 (5331015131941) | 5310-01-360-7550 (5310013607550) | |
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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