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National Stock Number:
5305-01-211-5000
Federal Supply Class:
5305
National Item Identification Number:
012115000
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:
| C5-15-5466 | 70318 | ALLMETAL SCREW PRODUCTS CORP | | C5-15-5466 | 81361 | EDGEWOOD CHEMICAL BIOLOGICAL CENTER ECBC |
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Techincal Specification:
| FASTENER LENGTH | 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM | | HEAD HEIGHT | 0.320 INCHES MINIMUM AND 0.560 INCHES MAXIMUM | | HEAD STYLE | THUMB NO. 4 | | MATERIAL | STEEL COMP 303 OVERALL | | POINT STYLE | FLAT | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.261 INCHES MINIMUM AND 0.406 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNC |
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