5305-00-606-6972 THUMBSCREW Index 3950-00-606-6975 HOIST,CHAIN

National Stock Number:
5305-00-606-6973

Federal Supply Class:
5305

National Item Identification Number:
006066973

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:
C295811-106845RAYTHEON COMPANY


Techincal Specification:
FASTENER LENGTH0.700 INCHES NOMINAL
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.440 INCHES NOMINAL
HEAD STYLEKNURLED NO. 2
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
POINT LENGTH0.109 INCHES NOMINAL
POINT STYLEOVAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.380 INCHES MINIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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