5305-01-369-1397 SCREW,MACHINE Index 5340-01-369-1399 HOLDER,SPRING

National Stock Number:
5305-01-369-1398

Federal Supply Class:
5305

National Item Identification Number:
013691398

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:
A3013151-480063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
SM4X39MM97539APM HEXSEAL CORP


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH38.25 MILLIMETERS MINIMUM AND 39.75 MILLIMETERS MAXIMUM
FEATURES PROVIDEDO RING
HEAD DIAMETER7.54 MILLIMETERS MINIMUM AND 8.17 MILLIMETERS MAXIMUM
HEAD HEIGHT1.58 MILLIMETERS MINIMUM AND 2.43 MILLIMETERS MAXIMUM
HEAD STYLEWATERTIGHT
INTERNAL DRIVE STYLESLOT
NOMINAL THREAD DIAMETER4.0 MILLIMETERS
SCREW MATERIALSTEEL COMP 303 OR STEEL COMP 303MA OR STEEL COMP 303SE OR STEEL COMP 303PB OR STEEL COMP 303 PLUS X
SCREW SURFACE TREATMENTPASSIVATE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH4.39 MILLIMETERS MINIMUM AND 4.54 MILLIMETERS MAXIMUM
THREAD PITCH IN MILLIMETERS0.7
THREAD SERIES DESIGNATORM


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