5310-00-490-4960 WASHER,FLAT Index 5342-00-490-4963 CLIP,SPECIAL

National Stock Number:
5306-00-490-4962

Federal Supply Class:
5306

National Item Identification Number:
004904962

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:
4Y01012-103A98897LOCKHEED MARTIN CORP


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.844 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH1.989 INCHES NOMINAL
HEAD HEIGHT0.200 INCHES NOMINAL
HEAD STYLESQUARE
HOLE DIAMETER0.077 INCHES MINIMUM AND 0.082 INCHES MAXIMUM
HOLE CONFIGURATION STYLESQUARE LONGITUDINAL HOLE
HOLE TYPEDRILLED
HOLE QUANTITY4
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6709 COMP A COND E-4 MIL STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.438 INCHES
SHOULDER DIAMETER0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHANK UNTHREADED HOLE DIAMETER0.077 INCHES MINIMUM AND 0.082 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS0.854 INCHES MINIMUM AND 0.858 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.280 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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