5305-00-206-9291 SCREW,SHOULDER Index 5305-00-206-9313 SCREW,MACHINE

National Stock Number:
5305-00-206-9292

Federal Supply Class:
5305

National Item Identification Number:
002069292

Description:
SCREW,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 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 designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
758649-419315HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS
758649-499251MISSION SYSTEMS DAVENPORT INC.
E20953C5810DRAEGER SAFETY AG & CO. KGAA
E20953D1379B/E AEROSPACE SYSTEMS GMBH


Techincal Specification:
FASTENER LENGTH0.251 INCHES NOMINAL
HEAD HEIGHT0.050 INCHES NOMINAL
HEAD STYLEHEXAGON
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
MATERIALCOPPER ALLOY 230 OR COPPER ALLOY 240 OR COPPER ALLOY 260 OR COPPER ALLOY 268 OR COPPER ALLOY 342 OR COPPER ALLOY 353 OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
SHOULDER DIAMETER0.183 INCHES MINIMUM AND 0.186 INCHES MAXIMUM SECOND SHOULDER
SHOULDER DIAMETER0.250 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH0.030 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH0.060 INCHES NOMINAL SECOND SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.077 INCHES MINIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNF


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