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) | 01-142-9918 (011429918) |
| NCB Code | USA (01) |
| Manufacturer | Boeing Company The, Sps Technologies Inc, Deutsch Engineered Connecting De, Huck International Inc, Lisi Aerospace Canada Corp, Fastener Innovation Technology Inc, Alcoa Global Fasteners Inc, Hi Shear Corporation, Reid Products Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 3M902C5-18A | boeing company the | screw shoulder | RFQ |
| HT4020-5-18AY | sps technologies inc | screw shoulder | RFQ |
| 3M902C5-18A | deutsch engineered connecting de | screw shoulder | RFQ |
| HT4020-5-18AY | huck international inc | screw shoulder | RFQ |
| HT4020-5-18AY | lisi aerospace canada corp | screw shoulder | RFQ |
| 3M902C5-18A | fastener innovation technology inc | screw shoulder | RFQ |
| HT4020-5-18AY | alcoa global fasteners inc | screw shoulder | RFQ |
| 3M902C5-18A | huck international inc | screw shoulder | RFQ |
| HT4020-5-18AY | hi shear corporation | screw shoulder | RFQ |
| 11879C5-18A | reid products inc | screw shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.505 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.640 INCHES MINIMUM AND 1.687 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.629 INCHES MINIMUM AND 0.634 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.075 INCHES MINIMUM AND 0.077 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.3427 INCHES MINIMUM FIRST SHOULDER AND 0.3432 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.038 INCHES MINIMUM FIRST SHOULDER AND 1.060 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 | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | FURNISHED WITH ONE RUBBER 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 - 5305-01-142-9918, 5305011429918 | ||||
| 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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