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National Stock Number:
5305-01-589-8124
Federal Supply Class:
5305
National Item Identification Number:
015898124
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:
| 6214496 | 53711 | NAVAL SEA SYSTEMS COMMAND | | CL-36-BSS | 99862 | CARR LANE MANUFACTURING CO |
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Techincal Specification:
| FASTENER LENGTH | 3.937 INCHES NOMINAL | | HEAD HEIGHT | 0.437 INCHES NOMINAL | | HEAD DIAMETER | 1.250 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW SWIVEL KNURLED HEAD | | SPECIAL FEATURES | POINT SWIVEL INCLUDED ANGLE | | THREAD CLASS | 2A | | THREAD DIRECTION | LEFT-HAND | | THREAD LENGTH | 3.750 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 16 |
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