5305-01-146-4776 SCREW,TAPPING Index 5305-01-146-4778 THUMBSCREW

National Stock Number:
5305-01-146-4777

Federal Supply Class:
5305

National Item Identification Number:
011464777

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
AN565B6H388044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
FASTENER LENGTH0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
POINT STYLECONE
WIDTH ACROSS FLATS0.0625 INCHES MINIMUM AND 0.0635 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


Click here to Register for Free 30-day Trial