| Item Name | Setscrew |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-639-8221 (006398221) |
| NCB Code | USA (00) |
| Manufacturer | Boeing Company The, Screw Corp, Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.438 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.438 INCHES NOMINAL |
| AASK | HEAD STYLE | HEADLESS (SETSCREW) |
| AAUY | POINT LENGTH | 0.266 INCHES NOMINAL |
| AAVA | POINT DIAMETER | 0.088 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| ABQJ | POINT STYLE | FLAT |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.125 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 40 |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CWDK | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 431 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-639-8221, 5305006398221 | ||||
| 5330-01-539-5629 (5330015395629) | 5305-01-517-2434 (5305015172434) | 5305-00-057-3980 (5305000573980) | 5325-01-082-8190 (5325010828190) | |
| 5305-99-254-4806 (5305992544806) | 5315-01-592-1130 (5315015921130) | 5330-00-561-7707 (5330005617707) | 5330-01-313-3034 (5330013133034) | |
| 5307-01-185-8617 (5307011858617) | 5330-01-648-9167 (5330016489167) | 5365-00-210-1895 (5365002101895) | 5315-01-061-2903 (5315010612903) | |
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