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National Stock Number:
5305-01-210-7411
Federal Supply Class:
5305
National Item Identification Number:
012107411
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:
| 4035 | 00141 | ROLLER BEARING CO OF AMERICA, INC | | PO-26-3 | 29444 | PRECISION BROACHING AND MACHINE DIV OF FORMCRAFT TOOL CO | | V953F316-51 | 59042 | CBS BROADCASTING INC. |
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Techincal Specification:
| FASTENER LENGTH | 1.250 INCHES MINIMUM AND 1.500 INCHES MAXIMUM | | HEAD DIAMETER | 0.750 INCHES NOMINAL | | HEAD HEIGHT | 0.188 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | POINT STYLE | POINTLESS | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES MINIMUM AND 1.250 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 24 |
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