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National Stock Number:
5305-00-206-6226
Federal Supply Class:
5305
National Item Identification Number:
002066226
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:
| A245504 | 06845 | RAYTHEON COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.097 INCHES MINIMUM | | FASTENER LENGTH | 1.180 INCHES NOMINAL | | MATERIAL | STEEL COMP 321 OR | | STEEL COMP 347 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CL 8,TY A FED SPEC ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 0.760 INCHES NOMINAL | | HEAD HEIGHT | 0.180 INCHES NOMINAL | | POINT STYLE | FLAT | | SHOULDER DIAMETER | 0.183 INCHES MINIMUM AND | | 0.190 INCHES MAXIMUM FIRST SHOULDER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 06845 | | DESIGN CONTROL REFERENCE | A245504 |
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