NSN 5305-00-051-7371

Part Details | MACHINE SCREW

5305-00-051-7371 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.

Alternate Parts: NAS560XK49, NAS560XK4-9, 5305-00-051-7371, 00-051-7371, 5305000517371, 000517371

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-051-737106657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

SCREW,MACHINE | 5305-00-051-7371, 000517371

CROSS RECESS TYPE 1

SCREW,MACHINE | 5305-00-051-7371, 000517371
Cross Reference | NSN 5305-00-051-7371
Part Number Cage Code Manufacturer
NAS560XK4-980205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-00-051-7371
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.496 INCHES MINIMUM AND 0.571 INCHES MAXIMUM
FASTENER LENGTH1.073 INCHES MINIMUM AND 1.118 INCHES MAXIMUM
SCREW MATERIAL NICKEL ALLOY X-750
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5668 ASSN STD SINGLE MATERIAL RESPONSE
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE9 DISHED HEXAGON
HEAD DIAMETER0.452 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
SPECIFICATION/STANDARD DATA80205-NAS560 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD