5305-01-190-4555 SCREW,TAPPING Index 5305-01-190-4558 SCREW,MACHINE

National Stock Number:
5306-01-190-4557

Federal Supply Class:
5306

National Item Identification Number:
011904557

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:
75A417206-2001K0289BRITISH AEROSPACE MILITARY AIRCRAFT & AEROSTRUCTURES
75A417206-2001K1987BAE SYSTEMS PLC
75A417206-2001U9143BAE SYSTEMS (OPERATIONS) LIMITED


Techincal Specification:
EXTENDED WASHER THICKNESS0.080 INCHES NOMINAL
EXTENDED WASHER DIAMETER0.900 INCHES NOMINAL
FASTENER LENGTH2.720 INCHES NOMINAL
HEAD HEIGHT0.280 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONS99B,FSCM K0289 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.375 INCHES
SHOULDER DIAMETER0.62435 INCHES MINIMUM SECOND SHOULDER AND 0.62475 INCHES MAXIMUM SECOND SHOULDER
SHOULDER DIAMETER0.7492 INCHES MINIMUM FOURTH HOLE AND 0.7497 INCHES MAXIMUM FOURTH HOLE
SHOULDER LENGTH0.615 INCHES MINIMUM FOURTH HOLE AND 0.625 INCHES MAXIMUM FOURTH HOLE
SHOULDER LENGTH1.295 INCHES MINIMUM SECOND SHOULDER AND 0.315 INCHES MAXIMUM SECOND SHOULDER
SHOULDER SHAPEROUND ALL SHOULDERS
WIDTH BETWEEN FLATS0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.705 INCHES NOMINAL
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNJF


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