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) | 01-337-3257 (013373257) |
| NCB Code | USA (01) |
| Manufacturer | Zf Industrieantriebe Witten Gmbh, Federal Specifications, American National Standards |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| FF S 86 TY6 31 2 18UNC 3AX 875 | zf industrieantriebe witten gmbh | screw cap socket head | RFQ |
| FF-S-86 | federal specifications | screw cap socket head | RFQ |
| 0-312-18UNC X 0-875-NICU | american national standards | screw cap socket head | RFQ |
| 695049 | zf industrieantriebe witten gmbh | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASA | THREAD LENGTH | 0.764 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.250 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| CQHQ | MINIMUM YIELD STRENGTH | 40000 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | NICKEL ALLOY 400 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 3A |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| AASB | FASTENER LENGTH | 0.875 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT CHAMFER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5305-01-337-3257, 5305013373257 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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