5305-01-143-7445 SCREW,SHOULDER Index 5306-01-143-7447 BOLT,CLOSE TOLERANCE

National Stock Number:
5305-01-143-7446

Federal Supply Class:
5305

National Item Identification Number:
011437446

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:
HT4020-6-14AX06950HOWMET GLOBAL FASTENING SYSTEMS INC
HT4020-6-14AX17446HUCK INTERNATIONAL, INC
HT4020-6-14AX73197HI-SHEAR CORPORATION
HT4020-6-14AX80539SPS TECHNOLOGIES, LLC
HT4020-6-14AX92215HOWMET GLOBAL FASTENING SYSTEMS INC
HT4020-6-14AX97928HUCK INTL INC
ST3M653C6-14A06710VALLEY-TODECO, INC.
ST3M653C6-14A06725SPS TECHNOLOGIES, LLC
ST3M653C6-14A1VSL7HOUSTON PRECISION FASTENERS I LP
ST3M653C6-14A27624SPS TECHNOLOGIES LLC
ST3M653C6-14A56878SPS TECHNOLOGIES, LLC
ST3M653C6-14A58988KARG CORP
ST3M653C6-14A59563REID PRODUCTS INC.
HT4020-6-14AXL4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
ST3M653C6-14A60516WEST COAST AEROSPACE, INC.
ST3M653C6-14A76301THE BOEING COMPANY
ST3M653C6-14A92215HOWMET GLOBAL FASTENING SYSTEMS INC
ST3M653C6-14AK5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISION


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.500 INCHES MINIMUM AND 1.547 INCHES MAXIMUM
HEAD DIAMETER0.756 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
HEAD HEIGHT0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
INTERNAL DRIVE STYLEHIGH-TORQUE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-13 OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
SHOULDER DIAMETER0.3896 INCHES MINIMUM AND 0.3901 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH0.754 INCHES MINIMUM AND 0.776 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SPECIAL FEATURESFURNISHED WITH ONE RUBBER O RING
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.615 INCHES MINIMUM AND 0.682 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH24


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