5305-01-091-7918 SETSCREW Index 5305-01-091-7920 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-091-7919

Federal Supply Class:
5305

National Item Identification Number:
010917919

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).


Manufacturer Information:
8140051-110236ELECTRODYNAMICS INC


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.265 INCHES NOMINAL
FASTENER LENGTH0.312 INCHES NOMINAL
MATERIALSTEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEKNURLED NO. 1
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.375 INCHES NOMINAL
POINT STYLEPOINTLESS


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