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National Stock Number:
5305-00-207-9880
Federal Supply Class:
5305
National Item Identification Number:
002079880
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:
| 10017 | 30218 | SCHENCK USA CORP. |
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Techincal Specification:
| FASTENER LENGTH | 0.812 INCHES NOMINAL | | HEAD DIAMETER | 1.500 INCHES NOMINAL | | HEAD HEIGHT | 0.562 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 2 | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | POINT STYLE | FLAT | | SHOULDER DIAMETER | 0.500 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.250 INCHES NOMINAL FIRST SHOULDER | | SURFACE TREATMENT | OXIDE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.562 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNC |
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