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National Stock Number:
5305-01-229-7999
Federal Supply Class:
5305
National Item Identification Number:
012297999
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:
| 3310846 | 59364 | HONEYWELL INTERNATIONAL INC. | | 3310846 | 77068 | ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV | | CL-23212 | 99862 | CARR LANE MANUFACTURING CO |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.999 INCHES MINIMUM AND | | 1.251 INCHES MAXIMUM | | FASTENER LENGTH | 1.187 INCHES MINIMUM AND | | 1.313 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | HEAD STYLE | KNURLED NO. 4 | | HEAD DIAMETER | 0.438 INCHES MINIMUM AND | | 0.563 INCHES MAXIMUM | | HEAD HEIGHT | 0.125 INCHES MINIMUM AND | | 0.251 INCHES MAXIMUM | | POINT STYLE | FLAT |
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