5305-01-126-5253 SETSCREW Index 5305-01-126-5256 THUMBSCREW

National Stock Number:
5305-01-126-5254

Federal Supply Class:
5305

National Item Identification Number:
011265254

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:
330568-196214RAYTHEON COMPANY
PMS17184001-0118876U S ARMY AVIATION AND MISSILE COMMAND
SM-C-80756880063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
FASTENER LENGTH1.050 INCHES NOMINAL
HEAD HEIGHT0.180 INCHES NOMINAL
HEAD DIAMETER0.440 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
POINT LENGTH0.270 INCHES NOMINAL
POINT STYLECONE
POINT CHAMFER ANGLE31.0 DEGREES NOMINAL
POINT DIAMETER0.147 INCHES MINIMUM AND 0.153 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.220 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH24


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