AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Externally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-334-9817 (003349817) |
| NCB Code | USA (00) |
| Manufacturer | Hamilton Sundstrand Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.580 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 2.325 INCHES MINIMUM AND 2.335 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.540 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.180 INCHES NOMINAL |
| AAWC | FIRST DIAMETER FROM HEAD | 0.326 INCHES MINIMUM AND 0.336 INCHES MAXIMUM |
| AAWD | SECOND DIAMETER FROM HEAD | 0.4375 INCHES NOMINAL |
| AAWE | THIRD DIAMETER FROM HEAD | 0.326 INCHES MINIMUM AND 0.336 INCHES MAXIMUM |
| AAWF | FOURTH DIAMETER FROM HEAD | 0.3685 INCHES MINIMUM AND 0.3695 INCHES MAXIMUM |
| AAWG | FIFTH DIAMETER FROM HEAD | 0.258 INCHES MINIMUM AND 0.262 INCHES MAXIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.120 INCHES NOMINAL |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.700 INCHES NOMINAL |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.880 INCHES NOMINAL |
| AAWL | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 1.470 INCHES NOMINAL |
| AAWM | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER | 1.564 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.4375 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 14 |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 6 |
| CSYT | CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| CTCC | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SIXTH DIAMETER | 2.325 INCHES MINIMUM AND 2.335 INCHES MAXIMUM |
| CWAF | SIXTH DIAMETER FROM HEAD | 0.3685 INCHES MINIMUM AND 0.3695 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | END HAS 0.094 IN. SPHERICAL RADIUS POINT,60.0 DEG ANGLE 0.275 IN. LG |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-334-9817, 5305003349817 | ||||
| 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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