| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-045-9644 (010459644) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, Boeing Company The, Alcoa Global Fasteners Inc, Hi Shear Corporation, West Coast Aerospace Inc, Huck International Inc, Fastener Innovation Technology Inc, Lisi Aerospace Canada Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HT4016-4-16Y | sps technologies inc | screw shoulder | 80539 | RFQ |
| ST3M506-4-16-1 | boeing company the | screw shoulder | 76301 | RFQ |
| HT4016-4-16Y | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| HT4016-4-16Y | hi shear corporation | screw shoulder | 73197 | RFQ |
| WC4011-4-16 | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| HT4016-4-16Y | huck international inc | screw shoulder | 97928 | RFQ |
| ST3M506-4-16-1 | fastener innovation technology inc | screw shoulder | 58998 | RFQ |
| ST3M506-4-16-1 | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| HT4016-4-16Y | lisi aerospace canada corp | screw shoulder | l4528 | 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 | 1.382 INCHES MINIMUM AND 1.412 INCHES MAXIMUM |
| AASK | HEAD STYLE | OVAL COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.421 INCHES MINIMUM AND 0.426 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.936 INCHES MINIMUM FIRST SHOULDER AND 0.944 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | SOOCKET DRIVE RECESS IN THREAD END 0.947 IN. MIN AND 0.967 IN. MAX WIDTH ACROSS FLATS |
| 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 - 5305-01-045-9644, 5305010459644 | ||||
| 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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