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National Stock Number:
5305-01-200-6038
Federal Supply Class:
5305
National Item Identification Number:
012006038
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:
| 76Z3553-7 | 14170 | HUGHES MISSILE SYSTEMS CO SAN DIEGO | | 76Z3553-7 | 15090 | RAYTHEON COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 1.090 INCHES MINIMUM AND 1.1110 INCHES MAXIMUM | | HEAD DIAMETER | 0.500 INCHES NOMINAL | | HEAD HEIGHT | 0.800 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 6 | | MATERIAL DOCUMENT AND CLASSIFICATION | 17-4PH MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 630 OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | POINT DIAMETER | 0.250 INCHES NOMINAL | | POINT LENGTH | 0.250 INCHES NOMINAL | | POINT STYLE | DOG | | SPECIAL FEATURES | KNURLED HEAD HAS 0.720 IN. DIA FLANGE AT BASE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.720 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 20 |
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