5305-00-456-7970 SCREW,SPECIAL Index 5310-00-456-7981 NUT,SPECIAL

National Stock Number:
5306-00-456-7979

Federal Supply Class:
5306

National Item Identification Number:
004567979

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:
4Y01007-103A6Z056CM MANUFACTURING INC
4Y01007-103A98897LOCKHEED MARTIN CORP


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER2.253 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH2.018 INCHES NOMINAL
HEAD HEIGHT0.220 INCHES NOMINAL
HEAD STYLESQUARE
HOLE CONFIGURATION STYLESQUARE LONGITUDINAL HOLE
HOLE DIAMETER0.077 INCHES MINIMUM AND 0.082 INCHES MAXIMUM
HOLE QUANTITY2
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6709 COMP A COND E4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
SHANK UNTHREADED HOLE DIAMETER0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM FIRST HOLE
SHOULDER DIAMETER0.422 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH0.380 INCHES MINIMUM AND 0.410 INCHES MAXIMUM FIRST SHOULDER
WIDTH BETWEEN FLATS0.978 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.280 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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