5305-01-343-1185 SCREW,MACHINE Index 5305-01-343-1187 SCREW,MACHINE

National Stock Number:
5305-01-343-1186

Federal Supply Class:
5305

National Item Identification Number:
013431186

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:
NAS1101E04-780205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
BEARING SURFACE OF HEAD SURFACE FINISH32.0 MICROINCHES
FASTENER LENGTH0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HEAD DIAMETER0.178 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD HEIGHT0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLETORQUE SET
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.112 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 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
SHANK SURFACE FINISH32.0 MICROINCHES
SPECIFICATION/STANDARD DATA80205-NAS1101 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.357 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJC
THREAD QUANTITY PER INCH40
THREAD SURFACE FINISH32.0 MICROINCHES


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