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National Stock Number:
5305-01-536-5542
Federal Supply Class:
5305
National Item Identification Number:
015365542
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:
| 92552A423 | 39428 | MCMASTER-CARR SUPPLY CO | | 9255A423 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| COLOR | BLACK OVERALL | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 11.5 MILLIMETERS NOMINAL | | HARDNESS RATING | 68.0 ROCKWELL B MINIMUM OVERALL AND 71.0 ROCKWELL B MAXIMUM OVERALL | | HEAD DIAMETER | 16.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 3.5 MILLIMETERS NOMINAL | | HEAD STYLE | FILLISTER | | MATERIAL | STEEL COMP 1018 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | KNURLED LOW HEAD THUMB SCREW | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 57000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 8.0 MILLIMETERS NOMINAL | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 0.7 |
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