5355-00-911-0238 KNOB Index 5355-00-911-0240 KNOB

National Stock Number:
5307-00-911-0239

Federal Supply Class:
5307

National Item Identification Number:
009110239

Description:
STUD,SELF-LOCKING

Detail:
A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see BOLT, SELF-LOCKING and STUD, LOCKED IN. Excludes INSERT, SCREW THREAD.


Manufacturer Information:
58S(0.062)-ST-3286577PRECISION METAL PRODUCTS CO
916719218876U S ARMY AVIATION AND MISSILE COMMAND
NCS8-2-3257227PICS SCREW MACHINE, INC.
NCS8-2-3271313VIKING TECHNOLOGIES, LTD.


Techincal Specification:
DISTANCE ACROSS FLATS0.312 INCHES NOMINAL
HEAD DIAMETER0.259 INCHES MINIMUM AND 0.263 INCHES MAXIMUM
HEAD LENGTH0.231 INCHES MINIMUM AND 0.241 INCHES MAXIMUM
LOCKING FEATURESELF-CLINCHING HEAD
OVERALL LENGTH1.231 INCHES MINIMUM AND 1.241 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 303
NOMINAL THREAD SIZE0.164 INCHES NUT THREAD
STYLE DESIGNATORSELF-LOCKING
THREAD CLASS2A NUT THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD LENGTH0.938 INCHES NOMINAL NUT THREAD
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) NUT THREAD
THREAD QUANTITY PER INCH32 NUT THREAD


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