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National Stock Number:
5305-01-375-2850
Federal Supply Class:
5305
National Item Identification Number:
013752850
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:
| 00-009280-001 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 003-009280-001 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD SERIES DESIGNATOR | UNJF | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A 582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD DIAMETER | 0.750 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | THREAD CLASS | 2A | | HEAD HEIGHT | 1.457 INCHES MINIMUM AND 1.461 INCHES MAXIMUM | | THREAD LENGTH | 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | FASTENER LENGTH | 0.119 INCHES MINIMUM AND 0.123 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
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