5306-01-093-4344 BOLT,MACHINE Index 5305-01-093-4348 SCREW,PANEL FASTENER

National Stock Number:
5305-01-093-4345

Federal Supply Class:
5305

National Item Identification Number:
010934345

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.


Manufacturer Information:
NAS1221-04-504348LAWRENCE ENGINEERING AND SUPPLY INC
NAS1221-04-507851NOR-CAL SUPPLY CO
NAS1221-04-508938AIR INDUSTRIES CO INC
NAS1221-04-530902F AND C SALES INC
NAS1221-04-556878SPS TECHNOLOGIES, LLC
NAS1221-04-573197HI-SHEAR CORPORATION
NAS1221-040558998FASTENER INNOVATION TECHNOLOGY, INC.
NAS1221-04-580205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1221-04-580539SPS TECHNOLOGIES, LLC
NAS1221-04-592215HOWMET GLOBAL FASTENING SYSTEMS INC
NAS1221-04-597928HUCK INTL INC


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH0.545 INCHES NOMINAL
HEAD DIAMETER0.194 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHIGH-TORQUE
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.112 INCHES
SCREW MATERIALSTEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740
SPECIFICATION/STANDARD DATA80205-NAS1221 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD LENGTH0.232 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNJC


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