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National Stock Number:
5305-01-367-4126
Federal Supply Class:
5305
National Item Identification Number:
013674126
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:
| 971741-1 | 3B150 | RAYTHEON COMPANY | | 971741-1 | 49956 | RAYTHEON COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | THREAD QUANTITY PER INCH | 48 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES NOMINAL | | FASTENER LENGTH | 0.728 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 OVERALL | | HEAD STYLE | BALL | | HEAD DIAMETER | 0.150 INCHES MINIMUM AND | | 0.152 INCHES MAXIMUM | | POINT STYLE | FLAT | | SPECIAL FEATURES | SAW SLOT AT BOTTOM OF SCREW .03WIDE X .06DP |
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