1680-00-388-8993 CAM,CRANK,WINDSHIEL Index 1650-00-388-9028 FILTER ELEMENT,FLUID

National Stock Number:
5306-00-388-9009

Federal Supply Class:
5306

National Item Identification Number:
003889009

Description:
BOLT,RIBBED SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also BOLT, RIBBED NECK.


Manufacturer Information:
8853-400GDP5AERO BRAKE & SPARES INC
8853-4013002GOODRICH CORPORATION
8853-4028298SMITH AND SMITH AIRCRAFT CO
8853-406K4C8GOODRICH CORPORATION


Techincal Specification:
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS4.405 INCHES NOMINAL
FASTENER LENGTH5.642 INCHES NOMINAL
HARDNESS RATING38.0 ROCKWELL C NOMINAL OVERALL
HEAD DIAMETER1.500 INCHES NOMINAL
HEAD HEIGHT0.212 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140 OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES
RIB LENGTH0.125 INCHES NOMINAL
RIB INCLUDED ANGLE7.5 DEGREES NOMINAL
RIB MAJOR DIAMETER0.875 INCHES NOMINAL
RIB MINOR DIAMETER0.853 INCHES NOMINAL
SHOULDER SHAPERIBBED FIRST SHOULDER
SURFACE TREATMENTCADMIUM GRIP
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.900 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH16


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