| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-047-0370 (010470370) |
| NCB Code | USA (01) |
| Manufacturer | Boeing Company The, Fastener Innovation Technology Inc, Alcoa Global Fasteners Inc, West Coast Aerospace Inc, Lisi Aerospace Canada Corp, Sps Technologies Inc, Twist Tite Mfg Inc, Huck International Inc, Hi Shear Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ST3M506-8-11 | boeing company the | screw shoulder | RFQ |
| ST3M506-8-11 | fastener innovation technology inc | screw shoulder | RFQ |
| HT40211-8-11 | alcoa global fasteners inc | screw shoulder | RFQ |
| WC4011-8-11 | west coast aerospace inc | screw shoulder | RFQ |
| HT4011-8-11 | lisi aerospace canada corp | screw shoulder | RFQ |
| HT4011-8-11 | sps technologies inc | screw shoulder | RFQ |
| ST3M506-8-11 | twist tite mfg inc | screw shoulder | RFQ |
| HT4011-8-11 | huck international inc | screw shoulder | RFQ |
| HT4011-8-11 | alcoa global fasteners inc | screw shoulder | RFQ |
| HT4011-8-11 | hi shear corporation | screw shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.623 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.321 INCHES MINIMUM AND 1.368 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.720 INCHES MINIMUM AND 0.787 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.531 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.569 INCHES MINIMUM FIRST SHOULDER AND 0.589 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT;EAGLE F-15 |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-047-0370, 5305010470370 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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