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National Stock Number:
5305-01-317-1317
Federal Supply Class:
5305
National Item Identification Number:
013171317
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:
| 7111-466A | 63632 | DELPHI POWERTRAIN SYSTEMS, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 13.0 MILLIMETERS NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | THUMB NO. 4 | | WIDTH BETWEEN FLATS | 18.90 MILLIMETERS NOMINAL | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 13.0 MILLIMETERS NOMINAL FIRST SHOULDER |
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