5998-01-391-9199 CIRCUIT CARD ASSEMBLY Index 5998-01-391-9201 CIRCUIT CARD ASSEMBLY

National Stock Number:
5306-01-391-9200

Federal Supply Class:
5306

National Item Identification Number:
013919200

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:
74D741120-209576301THE BOEING COMPANY


Techincal Specification:
FASTENER LENGTH2.271 INCHES NOMINAL
HEAD HEIGHT0.188 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIALSTEEL COMP 431 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SHOULDER DIAMETER0.312 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH1.961 INCHES NOMINAL FIRST SHOULDER
WIDTH BETWEEN FLATS0.496 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.310 INCHES NOMINAL
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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