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National Stock Number:
5305-00-404-0588
Federal Supply Class:
5305
National Item Identification Number:
004040588
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:
| 336-31113-11 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 336-31113-11 | 97619 | KELLETT CORP | | 336-3113-11 | 97619 | KELLETT CORP |
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Techincal Specification:
| FASTENER LENGTH | 3.312 INCHES NOMINAL | | HEAD DIAMETER | 0.875 INCHES NOMINAL | | HEAD HEIGHT | 0.188 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | POINT DIAMETER | 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM | | POINT LENGTH | 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | POINT STYLE | DOG | | SPECIAL FEATURES | POINT HAS 10-32 THD,0.198 IN. MIN.,0.218 IN. MAX LG | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.822 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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