| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-163-0521 (011630521) |
| NCB Code | USA (01) |
| Manufacturer | Sundstrand International Corporation, Suntec Industries Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 0501P420-6 | sundstrand international corporation | screw cap hexagon head | 99166 | RFQ |
| 0501P420-6 | suntec industries inc | screw cap hexagon head | 1y370 | RFQ |
| 9007200-2508 | suntec industries inc | screw cap hexagon head | 1y370 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.156 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQBC | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| FEAT | SPECIAL FEATURES | FULLY THREADED,THREAD SPACING: COARSE,HEAD HEIGHT: 0.437 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 05047-ASME B18.2.1 ASSN STD SINGLE MATERIAL RESPONSE AND 0U583-SAE-J429 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| SPCL | SPECIAL TEST FEATURES | BLACK-OXIDE GRADE 5 STEEL HEX HEAD SCREW,MEDIUM STRENGTH,1/4 -20 THREAD SIZE,1/2 LONG |
| Relevant Components for NSN - 5305-01-163-0521, 5305011630521 | ||||
| 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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