AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-017-9791 (000179791) |
| NCB Code | USA (00) |
| Manufacturer | Mtu America Inc, Diamond Reo Trucks Inc, Quincy Compressor Division Of Coltec, Ingersoll Rand Company, Dresser Rand Company, Federal Specifications, Garwood Feller Inc, General Motors Corp, Military Standards Corp, Agco Corp, Teledyne Continental Motors Inc, Meritor Heavy Vehicle Braking System, Axletech International Llc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 179791 | mtu america inc | screw cap hexagon head | RFQ |
| BB5138 | diamond reo trucks inc | screw cap hexagon head | RFQ |
| 2138 | quincy compressor division of coltec | screw cap hexagon head | RFQ |
| F4688PC169 | ingersoll rand company | screw cap hexagon head | RFQ |
| F4689PC169 | dresser rand company | screw cap hexagon head | RFQ |
| 3249163 | mtu america inc | screw cap hexagon head | RFQ |
| FFS85TYPE2STYLE10P | federal specifications | screw cap hexagon head | RFQ |
| 103202 | garwood feller inc | screw cap hexagon head | RFQ |
| F4688PC169 | dresser rand company | screw cap hexagon head | RFQ |
| 3249163 | general motors corp | screw cap hexagon head | RFQ |
| 179791 | general motors corp | screw cap hexagon head | RFQ |
| MS35295-3 | military standards corp | screw cap hexagon head | RFQ |
| 4100112 | agco corp | screw cap hexagon head | RFQ |
| 13XX5857 | teledyne continental motors inc | screw cap hexagon head | RFQ |
| F4689PC169 | ingersoll rand company | screw cap hexagon head | RFQ |
| S244 | meritor heavy vehicle braking system | screw cap hexagon head | RFQ |
| S244 | axletech international llc | screw cap hexagon head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.500 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQBC | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM OVERALL AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-017-9791, 5305000179791 | ||||
| 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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