| Item Name | Thumbscrew |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-276-1629 (012761629) |
| NCB Code | USA (01) |
| Manufacturer | Davco Mfg Corp, Davco Technology Llc, Department Of Defense Project |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.470 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.550 INCHES NOMINAL |
| AASK | HEAD STYLE | KNURLED NO. 1 |
| AASL | HEAD DIAMETER | 0.550 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.350 INCHES NOMINAL |
| ABQJ | POINT STYLE | FLAT |
| AHYM | NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS |
| CQQR | THREAD PITCH IN MILLIMETERS | 1.0 |
| CQWR | EXTERNAL THREAD TOLERANCE CLASS | 6G |
| FEAT | SPECIAL FEATURES | CUT KEY WAY IN THREADED AREA AT A RADIUS 1.250 IN. WIDTH 0.094 IN. |
| MATT | MATERIAL | COPPER ALLOY 360 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | M |
| Relevant Components for NSN - 5305-01-276-1629, 5305012761629 | ||||
| 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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