1680-00-272-6188 GEARBOX ASSEMBLY,AIRCRAFT Index 1680-00-272-6192 SHANK ASSEMBLY,ARRESTING HOOK

National Stock Number:
5305-00-272-6191

Federal Supply Class:
5305

National Item Identification Number:
002726191

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
3128786PC2680064NAVAL SHIP SYSTEMS COMMAND
4700-3109539ITEM1280064NAVAL SHIP SYSTEMS COMMAND
4700-3109539PC2680064NAVAL SHIP SYSTEMS COMMAND
4700-3163646PC2780064NAVAL SHIP SYSTEMS COMMAND
563-4105-938325PC2780064NAVAL SHIP SYSTEMS COMMAND
563-4105-938325PCSP1880064NAVAL SHIP SYSTEMS COMMAND
R186PC2663857CIRCOR NAVAL SOLUTIONS LLC
R204PC2763857CIRCOR NAVAL SOLUTIONS LLC
R205PCSP1863857CIRCOR NAVAL SOLUTIONS LLC
R213PC2663857CIRCOR NAVAL SOLUTIONS LLC
R249PC2663857CIRCOR NAVAL SOLUTIONS LLC
R53PC2763857CIRCOR NAVAL SOLUTIONS LLC
569-4700-1189569PCSP1880064NAVAL SHIP SYSTEMS COMMAND
MILS933TYPEG81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
R53PCSP1863857CIRCOR NAVAL SOLUTIONS LLC
R55ITEM1263857CIRCOR NAVAL SOLUTIONS LLC
R55PC2663857CIRCOR NAVAL SOLUTIONS LLC


Techincal Specification:
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY MATERIAL
FASTENER LENGTH0.375 INCHES NOMINAL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 CL B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY R-405 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 STYLE
POINT STYLECUP
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.375 INCHES MAXIMUM
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.156 INCHES NOMINAL


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