5340-01-513-5419 WELDNUT,BRACE Index 5331-01-513-5421 O-RING

National Stock Number:
5305-01-513-5420

Federal Supply Class:
5305

National Item Identification Number:
015135420

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.


Manufacturer Information:
4397089-041076M6BAE SYSTEMS LAND & ARMAMENTS L.P.
4397089-04154786BAE SYSTEMS LAND & ARMAMENTS L.P.
4397089-0416W728BAE SYSTEMS SURVIVABILITY SYSTEMS LLC
4397089-416W728BAE SYSTEMS SURVIVABILITY SYSTEMS LLC


Techincal Specification:
FASTENER LENGTH0.750 INCHES NOMINAL
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLECROSS RECESS TYPE II
LOCKING FEATUREPATCH OR STRIP
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, MACHINE PAN HEAD
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.138 INCHES
SCREW MATERIALSTEEL
SCREW SURFACE TREATMENTZINC
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633, TY I, II, OR III, CL FE\ZN8 ASSN STD SINGLE TREATMENT RESPONSE
SPECIAL FEATURESSELF-LOCKING IAW IFI 124. MAXIMUM RING GUAGE DIA THAT THE LOCKING FEATURE MUST PASS THRU FREELY OR WITH FINGER PRESSURE SHALL BE OF THE NOMINAL SIZE PLUS .010
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.750 INCHES NOMINAL
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


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