5305-01-346-1911 SCREW,MACHINE Index 5998-01-346-1913 PRINTED WIRING BOARD

National Stock Number:
5305-01-346-1912

Federal Supply Class:
5305

National Item Identification Number:
013461912

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:
NAS1802-4D6062W0GE ENGINE SERVICES DISTRIBUTION, L.L.C.
NAS1802-4D607482GENERAL ELECTRIC COMPANY
NAS1802-4D680205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
FASTENER LENGTH0.359 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
HEAD HEIGHT0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD HOLE CONFIGURATION STYLEHEXAGON CORNERS
HEAD STYLEHEXAGON
HOLE DIAMETER0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM
HOLE QUANTITY3
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS5731 ASSN STD SINGLE MATERIAL RESPONSE
SCREW MATERIALIRON ALLOY 660
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENTPASSIVATE
SPECIFICATION/STANDARD DATA80205-NAS1802 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.295 INCHES MINIMUM AND 0.374 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH28


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