5305-01-318-2352 SCREW,MACHINE Index 4710-01-318-2354 TUBE,METALLIC

National Stock Number:
5305-01-318-2353

Federal Supply Class:
5305

National Item Identification Number:
013182353

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:
5/8-11UNC-3A X 1 3/4 TYVICLASL81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
5/8-11UNC-3A X 1 3/4 TYVICLASLL103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
FF-S-86 QQ-N-281 GR400L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
FF-S-86L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
FF-S-8681349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
FF-S-86 QQ-N-281 GR40081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZX
DEPARTURE FROM CITED DESIGNATORMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMSOR LEVEL 1 ITEMS
FASTENER LENGTH1.750 INCHES NOMINAL
HEAD HEIGHT0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD STYLEHEXAGON
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CL A,GR 400 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 400 OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES
NONDEFINITIVE SPEC/STD DATAVI TYPE
SPECIAL FEATURESSELF LOCKING FASTENER PER MIL-F-18240 SUPPLIED
WIDTH ACROSS FLATS0.500 INCHES NOMINAL
WIDTH BETWEEN FLATS0.921 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.750 INCHES NOMINAL
THREAD QUANTITY PER INCH11
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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