Part Number: NAS560HK3P2

Alternate Part Number:
5305-00-584-7958

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CONDITION:
NS
SCREW,
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE80205
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.371 INCHES MINIMUM AND 0.508 INCHES MAXIMUM
FASTENER LENGTH0.636 INCHES MINIMUM AND 0.681 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
HEAD DIAMETER0.337 INCHES MINIMUM AND 0.387 INCHES MAXIMUM
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
HARDNESS RATING248.0 BRINELL STANDARD MINIMUM AND 321.0 BRINELL STANDARD MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
SCREW MATERIALIRON ALLOY 660
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS5732 ASSN STD SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENTCADMIUM
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE
THREAD SERIES DESIGNATORUNF
An externally threaded fastener whose threaded portion is of one nominal diameter, No ( . 6 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. 1 ( .19 in./5 mm). No. 1 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.