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) | 01-280-6687 (012806687) |
| NCB Code | USA (01) |
| Manufacturer | Raytheon Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.130 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.688 INCHES MINIMUM AND 0.692 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM |
| AAWC | FIRST DIAMETER FROM HEAD | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| AAWD | SECOND DIAMETER FROM HEAD | 0.095 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| AAWE | THIRD DIAMETER FROM HEAD | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| AAWF | FOURTH DIAMETER FROM HEAD | 0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
| AAWG | FIFTH DIAMETER FROM HEAD | 0.158 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.261 INCHES MINIMUM AND 0.272 INCHES MAXIMUM |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.293 INCHES MINIMUM AND 0.302 INCHES MAXIMUM |
| AAWL | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 0.458 INCHES MINIMUM AND 0.462 INCHES MAXIMUM |
| AAWM | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER | 0.518 INCHES MINIMUM AND 0.522 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.112 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 40 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 5 |
| CTCC | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SIXTH DIAMETER | 0.558 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| CWAF | SIXTH DIAMETER FROM HEAD | 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-01-280-6687, 5305012806687 | ||||
| 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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