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National Stock Number:
5305-01-581-4215
Federal Supply Class:
5305
National Item Identification Number:
015814215
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:
| 91830A634 | 0AG09 | SZY HOLDINGS, LLC | | 91830A634 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.625 INCHES NOMINAL | | FASTENER LENGTH | 1.375 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 OR | | STEEL COMP 304 OVERALL | | HARDNESS RATING | 80.0 ROCKWELL B NOMINAL OVERALL | | MINIMUM TENSILE STRENGTH | 75000 POUNDS PER SQUARE INCH | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 1.250 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SHOULDER DIAMETER | 0.625 INCHES NOMINAL ALL SHOULDERS | | SHOULDER LENGTH | 0.500 INCHES NOMINAL ALL SHOULDERS | | SPECIAL FEATURES | TIP STYLE-FLAT POINT (NO DIMENSIONS GIVEN);MATERIAL 18-8 STAINLESS STEEL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | THUMB SCREW |
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