| Item Name | Thumbscrew |
| INC Code | 06673 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-319-7899 (003197899) |
| NCB Code | USA (00) |
| Manufacturer | Army United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.406 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 1.031 INCHES NOMINAL |
| AASK | HEAD STYLE | WING NO. 2 |
| AASU | HEAD HEIGHT | 0.908 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 1.688 INCHES NOMINAL |
| AAUY | POINT LENGTH | 0.281 INCHES NOMINAL |
| AAVA | POINT DIAMETER | 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM |
| ABQJ | POINT STYLE | CHAMFER DOG |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CWDK | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1010 OR STEEL COMP 1020 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-319-7899, 5305003197899 | ||||
| 5305-01-550-7160 (5305015507160) | 5305-00-817-7604 (5305008177604) | 5305-01-576-5750 (5305015765750) | 5305-01-571-8125 (5305015718125) | |
| 5305-01-102-9332 (5305011029332) | 5305-01-663-8969 (5305016638969) | 5305-01-501-5086 (5305015015086) | 5305-00-837-3323 (5305008373323) | |
| 5305-01-226-0794 (5305012260794) | 5305-01-364-9897 (5305013649897) | 5305-00-592-9787 (5305005929787) | 5305-00-699-6718 (5305006996718) | |
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