AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-406-9183 (014069183) |
| NCB Code | USA (01) |
| Manufacturer | Federal Specifications, Zf Industrieantriebe Witten Gmbh, American National Standards |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| FF-S-86 | federal specifications | screw cap socket head | RFQ |
| FF-S-86 0.375-1 6UNC-2A X3.750L | zf industrieantriebe witten gmbh | screw cap socket head | RFQ |
| FFS86 CL-A 82 D EG CSK HEX HEAD | zf industrieantriebe witten gmbh | screw cap socket head | RFQ |
| B18 3 3 8UNC 2AX3 75LGCSHDNICAL | american national standards | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.256 INCHES MINIMUM AND 1.560 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 3.690 INCHES MINIMUM AND 3.750 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.720 INCHES MINIMUM AND 0.781 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | PATCH THREADS OR STRIP THREADS |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQBC | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
| CQHQ | MINIMUM YIELD STRENGTH | 90000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| MATT | MATERIAL | NICKEL ALLOY K-500 FASTENER |
| MATT | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING FEATURE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE FASTENER |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-01-406-9183, 5305014069183 | ||||
| 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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