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National Stock Number:
5305-01-501-7551
Federal Supply Class:
5305
National Item Identification Number:
015017551
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:
| 882T2100032-010 | 04236 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| FASTENER LENGTH | 1.800 INCHES NOMINAL | | HEAD DIAMETER | 3.000 INCHES NOMINAL | | HEAD HEIGHT | 0.500 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 304 FASTENER | | MATERIAL | STEEL COMP 304L HEAD | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SPECIAL FEATURES | DISTRIBUTION STATEMENT D -EXPORT RESTRICTED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-36,TYPE VI FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.439 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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