6650-00-157-9403 LENS,OPTICAL INSTRUMENT Index 3020-00-157-9405 RATCHET WHEEL

National Stock Number:
5305-00-157-9404

Federal Supply Class:
5305

National Item Identification Number:
001579404

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:
481120PC510001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
481120PC556232LOCKHEED MARTIN CORPORATION


Techincal Specification:
FASTENER LENGTH0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLESLOT
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
POINT STYLEBALL
POINT LENGTH0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM
SPECIAL FEATURESFINISH BLACK DIP; HARDEN BALL AREA FROM 590.0 TO 630.0 BRINELL HARDNESS
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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