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National Stock Number:
5305-01-593-2988
Federal Supply Class:
5305
National Item Identification Number:
015932988
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:
| 13022753 | 19200 | US ARMY ARDEC RDECOM | | 92552A459 | 2V507 | MCMASTER-CARR SUPPLY COMPANY |
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Techincal Specification:
| COLOR | BLACK OVERALL | | EXTERNAL THREAD TOLERANCE CLASS | 6H | | FASTENER LENGTH | 19.0 MILLIMETERS MINIMUM AND 20.0 MILLIMETERS MAXIMUM | | HARDNESS RATING | 84.0 ROCKWELL B MINIMUM OVERALL | | HEAD DIAMETER | 23.0 MILLIMETERS MINIMUM AND 25.0 MILLIMETERS MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | HEAD HEIGHT | 4.0 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 70000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 6.0 MILLIMETERS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | THUMB SCREW | | SURFACE TREATMENT | OXIDE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 19.0 MILLIMETERS MINIMUM AND 20.0 MILLIMETERS MAXIMUM | | THREAD PITCH IN MILLIMETERS | 1.0 | | THREAD SERIES DESIGNATOR | M |
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