2840-99-738-9856 HOUSING ASSEMBLY,BEARING Index 3110-99-738-9875 RING,BEARING,OUTER

National Stock Number:
5307-99-738-9874

Federal Supply Class:
5307

National Item Identification Number:
997389874

Description:
STUD,RECESSED

Detail:
A HEADLESS FASTENER NOT EXCEEDING TWELVE INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS WITH THREADS OF THE SAME NOMINAL DIAMETER. ONE END OR BOTH ENDS MAY HAVE A POINT. THE UNTHREADED SECTION MAY HAVE MORE THAN ONE DIAMETER, NONE OF WHICH MAY BE GREATER THAN THE MAXIMUM MAJOR THREAD DIAMETER. IT MAY BE THREAD RELIEVED. EXCLUDES ITEMS WITH TAPER THREADS.


Manufacturer Information:
B496569K0378ROLLS-ROYCE PLC


Techincal Specification:
DIAMETER OF RECESSED PORTION OF SHANK0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATIONADCS
LENGTH OF RECESSED PORTION OF SHANK2.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONBS HR 650 NATIONAL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
NOMINAL THREAD SIZE0.250 INCHES NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD
OVERALL LENGTH3.150 INCHES NOMINAL
STYLE DESIGNATORRECESSED
SURFACE FINISH32.0 MICROINCHES SHANK
SURFACE FINISH32.0 MICROINCHES STUD THD
THREAD CLASS3A NUT THREAD
THREAD CLASS3A STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD LENGTH0.400 INCHES NOMINAL STUD THREAD
THREAD LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM NUT THREAD
THREAD QUANTITY PER INCH28 STUD THREAD
THREAD SERIES DESIGNATORUNJF NUT THREAD
THREAD SERIES DESIGNATORUNJF STUD THREAD


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