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National Stock Number:
5305-00-515-2774
Federal Supply Class:
5305
National Item Identification Number:
005152774
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:
| 1005-515-2774 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 1005-515-2774 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 5152774 | 19200 | US ARMY ARDEC RDECOM | | 5152774 | 19205 | SPRINGFIELD ARMORY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MINIMUM AND | | 0.531 INCHES MAXIMUM | | FASTENER LENGTH | 0.812 INCHES MINIMUM AND | | 0.844 INCHES MAXIMUM | | MATERIAL | STEEL COMP 1212 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | HEAD STYLE | WING NO. 2 | | HEAD HEIGHT | 0.687 INCHES MINIMUM AND | | 0.875 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.312 INCHES MINIMUM AND | | 1.562 INCHES MAXIMUM | | POINT STYLE | OVAL |
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