AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-044-2244 (010442244) |
| NCB Code | USA (01) |
| Manufacturer | Alcoa Global Fasteners Inc, Sps Technologies Inc, Lisi Aerospace Canada Corp, Deutsch Co The, Huck International Inc, Boeing Company The, Hi Shear Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| HT4020-4-9 | alcoa global fasteners inc | screw close tolerance | RFQ |
| CHT4020 | sps technologies inc | screw close tolerance | RFQ |
| ST3M652C4-9D | sps technologies inc | screw close tolerance | RFQ |
| HT4020-4-9 | lisi aerospace canada corp | screw close tolerance | RFQ |
| HT4020-4-9 | sps technologies inc | screw close tolerance | RFQ |
| CHT4020 | deutsch co the | screw close tolerance | RFQ |
| HT4020-4-9 | huck international inc | screw close tolerance | RFQ |
| ST3M652C4-9D | boeing company the | screw close tolerance | RFQ |
| CHT4020 | alcoa global fasteners inc | screw close tolerance | RFQ |
| HT4020-4-9 | hi shear corporation | screw close tolerance | RFQ |
| ST3M652C4-9D | huck international inc | screw close tolerance | RFQ |
| ST3M652C4-9D | alcoa global fasteners inc | screw close tolerance | 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 | 1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.502 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.071 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT,HORNET F/A-18;AIRCRAFT,HORNET F/A-18 (E/F);AIRCRAFT,EAGLE F-15 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| FEAT | SPECIAL FEATURES | CETYL ALCOHOL LUBRICATION |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-044-2244, 5305010442244 | ||||
| 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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