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National Stock Number:
5305-01-346-5619
Federal Supply Class:
5305
National Item Identification Number:
013465619
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:
| CL-41-SHS-N | 99862 | CARR LANE MANUFACTURING CO |
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Techincal Specification:
| FASTENER LENGTH | 3.094 INCHES NOMINAL | | HEAD HEIGHT | 0.375 INCHES NOMINAL | | HEAD DIAMETER | 1.125 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL | STEEL COMP 12L14 FASTENER | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | POINT LENGTH | 0.421 INCHES NOMINAL | | POINT STYLE | UNIVERSAL | | POINT SWIVEL INCLUDED ANGLE | 20.0 DEGREES NOMINAL | | POINT DIAMETER | 0.500 INCHES NOMINAL | | SPECIAL FEATURES | NYLON POINT: UNIVERSAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY2 CL FE/ZN 5 ASSN STD SINGLE TREATMENT RESPONSE FASTENER | | SURFACE TREATMENT | ZINC AND CHROMATE FASTENER | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.485 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 18 |
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