| Item Name | Screw Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-421-9911 (004219911) |
| NCB Code | USA (00) |
| Manufacturer | General Dynamics Land Systems Inc, Federal Specifications, Military Standards Corp, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 904386-9 | general dynamics land systems inc | screw machine | 05257 | RFQ |
| FFS92 | federal specifications | screw machine | 81348 | RFQ |
| MS51959-9B | military standards corp | screw machine | 96906 | RFQ |
| NASM51959-9B | national aerospace standards com | screw machine | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AASA | THREAD LENGTH | 0.632 INCHES MINIMUM AND 0.699 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.147 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.086 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 56 |
| CQBC | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| CYAU | SCREW MATERIAL | STEEL CORROSION RESISTING OR STEEL |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,300 SERIES FED SPEC 1ST MATERIAL RESPONSE OR 66,300 SERIES FED STD 1ST MATERIAL RESPONSE OR COMP 16-18 OR 18-8 ASSN STD 2ND MATERIAL RESPONSE |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Components Related to NSN - 5305-00-421-9911, 5305004219911 | ||||
| 5330-00-038-4345 (5330000384345) | 5305-01-191-2462 (5305011912462) | 5365-00-898-3506 (5365008983506) | 5315-01-424-1290 (5315014241290) | |
| 5330-01-696-0897 (5330016960897) | 5330-01-561-7601 (5330015617601) | 5342-00-408-9183 (5342004089183) | 5310-00-981-2299 (5310009812299) | |
| 5340-01-523-8925 (5340015238925) | 5342-01-649-3882 (5342016493882) | 5310-00-943-5411 (5310009435411) | 5340-01-569-9497 (5340015699497) | |
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