5865-00-870-2988 FASTENER ASSEMBLY Index 5305-00-870-2990 SCREW,MACHINE

National Stock Number:
5306-00-870-2989

Federal Supply Class:
5306

National Item Identification Number:
008702989

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:
12P8382-4181755LOCKHEED MARTIN CORPORATION


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.031 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH1.136 INCHES MINIMUM AND 1.166 INCHES MAXIMUM
HEAD HEIGHT0.110 INCHES NOMINAL
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER0.375 INCHES
MATERIAL DOCUMENT AND CLASSIFICATIONNAS621,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM FIRST HOLE AND 0.109 INCHES MAXIMUM FIRST HOLE
SHOULDER DIAMETER0.499 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH0.750 INCHES MINIMUM FIRST SHOULDER AND 0.770 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.391 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH24
WIDTH BETWEEN FLATS0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM


Click here to Register for Free 30-day Trial