| Item Name | Thumbscrew |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-198-0065 (011980065) |
| NCB Code | USA (01) |
| Manufacturer | Anco Machine Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 24.63 MILLIMETERS NOMINAL |
| AASB | FASTENER LENGTH | 28.44 MILLIMETERS NOMINAL |
| AASK | HEAD STYLE | THUMB NO. 3 |
| AASU | HEAD HEIGHT | 22.5 MILLIMETERS NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 38.1 MILLIMETERS NOMINAL |
| AAUY | POINT LENGTH | 3.8 MILLIMETERS NOMINAL |
| AAVA | POINT DIAMETER | 5.2 MILLIMETERS MINIMUM AND 5.3 MILLIMETERS MAXIMUM |
| ABQJ | POINT STYLE | UNIVERSAL |
| AHYM | NOMINAL THREAD DIAMETER | 7.9 MILLIMETERS |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CQQR | THREAD PITCH IN MILLIMETERS | 0.2 |
| CTLL | POINT SWIVEL INCLUDED ANGLE | 1.7 DEGREES NOMINAL |
| CWDK | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Components Related to NSN - 5305-01-198-0065, 5305011980065 | ||||
| 5340-01-169-2963 (5340011692963) | 5310-01-158-6265 (5310011586265) | 5315-01-608-8364 (5315016088364) | 5330-01-510-3005 (5330015103005) | |
| 5365-01-446-8973 (5365014468973) | 5340-01-487-3594 (5340014873594) | 5340-01-557-7739 (5340015577739) | 5331-00-625-8831 (5331006258831) | |
| 5306-01-648-2938 (5306016482938) | 5307-01-106-3946 (5307011063946) | 5305-00-050-9241 (5305000509241) | 5360-01-598-3689 (5360015983689) | |
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