5305-00-411-4771 SCREW,MACHINE Index 5330-00-411-4774 SEAL

National Stock Number:
5306-00-411-4773

Federal Supply Class:
5306

National Item Identification Number:
004114773

Description:
BOLT,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.


Manufacturer Information:
205-001-310-00197499BELL TEXTRON INC
205-001-310-197499BELL TEXTRON INC


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.592 INCHES NOMINAL
FASTENER LENGTH2.246 INCHES MINIMUM AND
2.256 INCHES MAXIMUM
MATERIALSTEEL COMP 4140 OR
STEEL COMP 4340 OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLEHEXAGON
HEAD HEIGHT0.156 INCHES NOMINAL
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER DIAMETER0.4365 INCHES MINIMUM AND
0.4370 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH0.399 INCHES MINIMUM AND
0.409 INCHES MAXIMUM FIRST SHOULDER
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER2.065 INCHES MINIMUM AND
2.075 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES NOMINAL FIRST HOLE
THE MANUFACTURERS DATA
MANUFACTURERS CODE97499
DESIGN CONTROL REFERENCE205-001-310-1


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