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National Stock Number:
5305-00-061-1987
Federal Supply Class:
5305
National Item Identification Number:
000611987
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:
| 61255 | 08198 | FLUIDGENICS INC |
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Techincal Specification:
| FASTENER LENGTH | 0.770 INCHES NOMINAL | | HEAD HEIGHT | 0.200 INCHES NOMINAL | | HEAD STYLE | THUMB NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303SE OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SPECIAL FEATURES | 3RD SHOULDER 0.148 IN. DIA BY 0.029 IN. LG,4TH SHOULDER 0.188 IN. DIA BY 0.031 IN. LG | | POINT STYLE | FLAT | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.450 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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