5305-01-044-2999 SCREW,MACHINE Index 5305-01-044-3001 SCREW,MACHINE

National Stock Number:
5305-01-044-3000

Federal Supply Class:
5305

National Item Identification Number:
010443000

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:
0N08958998230NATIONAL SECURITY AGENCY


Techincal Specification:
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
FASTENER LENGTH0.156 INCHES NOMINAL
HEAD DIAMETER0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
HEAD HEIGHT0.042 INCHES NOMINAL
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.112 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
SCREW MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316
SCREW SURFACE TREATMENTPASSIVATE
SPECIAL FEATURESUNDERCUT HEAD,MADE FROM MS51959-12
TEST DATA DOCUMENT98230-0N089589 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.114 INCHES NOMINAL
THREAD CLASS2A
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH40


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