| Item Name | Screw Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-392-6490 (013926490) |
| NCB Code | USA (01) |
| Manufacturer | Raytheon Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 0.500 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.141 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE |
| HUES | COLOR | BLACK |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| CYBA | SCREW SURFACE TREATMENT | OXIDE |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| CYAU | SCREW MATERIAL | STEEL |
| FEAT | SPECIAL FEATURES | REMOVE 0 RING BEFORE MACHINING AND REPLACE O-RING AFTER PROCESS 1 |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL |
| AASK | HEAD STYLE | WATERTIGHT |
| AASU | HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| CBBL | FEATURES PROVIDED | O RING |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 FED SPEC SINGLE MATERIAL RESPONSE |
| Relevant Components for NSN - 5305-01-392-6490, 5305013926490 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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