5306-01-160-1953 BOLT,SHOULDER Index 5305-01-160-1955 SCREW,MACHINE

National Stock Number:
5306-01-160-1954

Federal Supply Class:
5306

National Item Identification Number:
011601954

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:
708-4674145 ITEM 553711NAVAL SEA SYSTEMS COMMAND
708-4674145 ITEM 580064NAVAL SHIP SYSTEMS COMMAND
87553-1502 ITEM 596169ELECTRIC BOAT CORPORATION


Techincal Specification:
FASTENER LENGTH6.870 INCHES NOMINAL
HEAD HEIGHT1.000 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 400 OVERALL
NOMINAL THREAD DIAMETER1.250 INCHES
SHOULDER DIAMETER1.982 INCHES MINIMUM AND 1.984 INCHES MAXIMUM FOURTH HOLE
SHOULDER SHAPEROUND ALL SHOULDERS
SHOULDER LENGTH1.495 INCHES MINIMUM AND 1.500 INCHES MAXIMUM FOURTH HOLE
WIDTH BETWEEN FLATS0.3875 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.425 INCHES MINIMUM AND 1.430 INCHES MAXIMUM
THREAD QUANTITY PER INCH7
THREAD SERIES DESIGNATORUNC


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