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National Stock Number:
5305-01-471-8366
Federal Supply Class:
5305
National Item Identification Number:
014718366
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:
| CTS230A | 76301 | THE BOEING COMPANY | | CTS230A-16 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| HEAD HEIGHT | 0.500 INCHES NOMINAL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SPECIAL FEATURES | APPLY BLACK OXIDE FINISH PER SPEC MIL-C-13924A | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 13 | | WIDTH BETWEEN FLATS | 1.250 INCHES NOMINAL |
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