5305-01-577-5059 SETSCREW Index 5305-01-577-5298 SCREW,MACHINE

National Stock Number:
5305-01-577-5283

Federal Supply Class:
5305

National Item Identification Number:
015775283

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
01414223SPK0FASTENAL COMPANY DIV OSHK
382956345152OSHKOSH CORP
382956375Q65OSHKOSH DEFENSE LLC


Techincal Specification:
FASTENER LENGTH20.0 MILLIMETERS NOMINAL
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONISO 898-1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL PROPERTY CLASS 10.9 OVERALL
PROPRIETARY CHARACTERISTICSNPAC
NOMINAL THREAD DIAMETER12.0 MILLIMETERS
WIDTH ACROSS FLATS8.0 MILLIMETERS NOMINAL
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH20.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.75


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