5306-00-949-9519 BOLT,SHOULDER Index 5306-00-949-9521 BOLT,SHOULDER

National Stock Number:
5306-00-949-9520

Federal Supply Class:
5306

National Item Identification Number:
009499520

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:
1601315-1545402MEGGITT SAFETY SYSTEMS, INC.


Techincal Specification:
FASTENER LENGTH1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM
HEAD HEIGHT0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 410 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SHOULDER DIAMETER0.308 INCHES MINIMUM AND 0.310 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH0.975 INCHES MINIMUM AND 0.985 INCHES MAXIMUM FIRST SHOULDER
WIDTH BETWEEN FLATS0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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