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National Stock Number:
5305-01-353-6878
Federal Supply Class:
5305
National Item Identification Number:
013536878
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:
| 5548129 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | BUTTRESS | | NONSTANDARD THREAD PITCH DIAMETER | 2.2250 TO 2.5050 INCHES | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 5.120 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | DICHROMATE OVERALL | | COLOR | BLACK OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 3.620 INCHES NOMINAL | | HEAD HEIGHT | 0.260 INCHES NOMINAL | | SPECIAL FEATURES | INTERNAL CONCENTRIC HOLE 4.500 IN.LG; DIA. 1.625 IN.,COUNTERBORE .880 IN.LG. DIA. 1.000,NPT 1/2 IN. | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 53711 | | DESIGN CONTROL REFERENCE | 5548129 |
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