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National Stock Number:
5305-01-039-2838
Federal Supply Class:
5305
National Item Identification Number:
010392838
Description:
THUMBSCREW
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).
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Manufacturer Information:
| 82A5027A1611 | 01365 | MARINE CORPS LOGISTICS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE-MICC LOGISTICS OPERATIONS CENTER | | SM-C-850394-2 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.270 INCHES NOMINAL | | FASTENER LENGTH | 0.650 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SURFACE TREATMENT | PAINT LUSTERLESS OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | SLIDING HANDLE | | HEAD DIAMETER | 0.620 INCHES NOMINAL | | HANDLE LENGTH | 1.440 INCHES MINIMUM AND | | 1.560 INCHES MAXIMUM | | HANDLE DIAMETER | 0.188 INCHES NOMINAL | | HEAD HEIGHT | 0.300 INCHES NOMINAL | | SPECIAL FEATURES | CONSISTS OF SM-C-850394-6 AND SM-C-850394-7 |
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