AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-239-1515 (012391515) |
| NCB Code | USA (01) |
| Manufacturer | Fastener Innovation Technology Inc, Lisi Aerospace Canada Corp, Huck International Inc, Hi Shear Corporation, West Coast Aerospace Inc, Sps Technologies Inc, Eta Global Inc, Alcoa Global Fasteners Inc, Boeing Company The, Reid Products Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 3M902C4-10A | fastener innovation technology inc | screw shoulder | RFQ |
| HT4020-4-10AY | lisi aerospace canada corp | screw shoulder | RFQ |
| HT4020-4-10AY | huck international inc | screw shoulder | RFQ |
| HT4020-4-10AY | hi shear corporation | screw shoulder | RFQ |
| WC4020-4-10AY | west coast aerospace inc | screw shoulder | RFQ |
| 3M902C4-10A | sps technologies inc | screw shoulder | RFQ |
| 3M902C4-10A | eta global inc | screw shoulder | RFQ |
| 3M902C4-10A | alcoa global fasteners inc | screw shoulder | RFQ |
| HT4020-4-10AY | sps technologies inc | screw shoulder | RFQ |
| HT4020-4-10AY | alcoa global fasteners inc | screw shoulder | RFQ |
| 3M902C4-10A | boeing company the | screw shoulder | RFQ |
| 11879C4-10A | reid products inc | screw shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.078 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.501 INCHES MINIMUM AND 0.506 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.058 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.615 INCHES MINIMUM FIRST SHOULDER AND 0.635 INCHES MAXIMUM 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 | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | FURNISH WITH ONE O-RING |
| 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 - 5305-01-239-1515, 5305012391515 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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