| Item Name | Screw Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-891-8979 (008918979) |
| NCB Code | USA (00) |
| Manufacturer | Stanadyne Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | HEXAGON |
| AATB | WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.068 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.281 INCHES MINIMUM AND 1.344 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.343 INCHES MINIMUM AND 1.406 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.170 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ASXK | HOLE QUANTITY | 1 |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CYAU | SCREW MATERIAL | STEEL COMP 1018 |
| CYBA | SCREW SURFACE TREATMENT | CADMIUM |
| CYBG | HEAD HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-891-8979, 5305008918979 | ||||
| 5305-01-339-0166 (5305013390166) | 5365-01-662-5153 (5365016625153) | 5360-01-351-8647 (5360013518647) | 5305-00-452-2092 (5305004522092) | |
| 5320-01-350-0370 (5320013500370) | 5365-01-048-9619 (5365010489619) | 5330-01-329-6615 (5330013296615) | 5331-00-493-8173 (5331004938173) | |
| 5330-00-146-3153 (5330001463153) | 5305-00-052-8884 (5305000528884) | 5330-01-651-5544 (5330016515544) | 5310-00-444-5136 (5310004445136) | |
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