6680-00-793-7803 BACK PLATE ASSEMBLY Index 5365-00-793-7811 SHIM

National Stock Number:
5306-00-793-7810

Federal Supply Class:
5306

National Item Identification Number:
007937810

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:
919598318876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
FASTENER LENGTH1.564 INCHES NOMINAL
NOMINAL THREAD DIAMETER0.250 INCHES
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
SHOULDER DIAMETER0.310 INCHES MINIMUM FIRST SHOULDER AND 0.312 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH1.035 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SPECIAL FEATURESTHE BOLT HAS TWO UNDERCUT IS 0.044 INCHES BETWEEN HEAD AND SHOULDER WITH A DIA METER OF BETWEEN 0.277 AND 0.281 INCHES AND THE SECOND UNDERCUT IS 0.125 INCHES BETWEEN SHOULDER AND THREADED PORTION WITH A DIAMETER OF BETWEEN 0.178 THRU 0.178 INCHES; THE END IS CHAMBER 0.31 INCHES BY 45 DEGREES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.329 INCHES NOMINAL
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNC


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