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National Stock Number:
5305-00-902-2168
Federal Supply Class:
5305
National Item Identification Number:
009022168
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| NK500-4-3 | 03038 | LONG-LOK, LLC | | NK500-4-3 | 26233 | NYLOK LLC |
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Techincal Specification:
| FASTENER LENGTH | 0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | HEAD DIAMETER | 0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM | | HEAD HEIGHT | 0.072 INCHES MINIMUM AND 0.079 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | HEAD SURFACE TREATMENT | CADMIUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SCREW MATERIAL | STEEL | | SPECIAL FEATURES | MATERIAL NOT AN MRC, SEE CYAU D STA000 | | THREAD LENGTH | 0.188 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 40 |
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