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National Stock Number:
5305-01-332-9257
Federal Supply Class:
5305
National Item Identification Number:
013329257
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:
| 87034A1640 | 01365 | MARINE CORPS LOGISTICS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE-MICC LOGISTICS OPERATIONS CENTER | | 87034A1640 | 19564 | CRSI INC DELAWARE DIV GENERAL DYNAMICS SATCOM TECHNOLOGIES INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.280 INCHES NOMINAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | THUMB NO. 3 | | HEAD HEIGHT | 0.450 INCHES MINIMUM AND | | 0.480 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.395 INCHES MINIMUM AND | | 0.425 INCHES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.145 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.220 INCHES NOMINAL |
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