NSN 5305-00-170-1424

Part Details | MACHINE SCREW

5305-00-170-1424 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: MS955508, MS9555-08, MS955508, MS9555-08, 1106032, 1106-032, 5305-00-170-1424, 00-170-1424, 5305001701424, 001701424

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 11, 197300-170-142406657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON W/ HOLE

Cross Reference | NSN 5305-00-170-1424
Part Number Cage Code Manufacturer
MS9555-0896906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS9555-0881343SOCIETY OF AUTOMOTIVE ENGINEERS INC
1106-03266503WOODWARD, INC.DBA WOODWARD
Technical Data | NSN 5305-00-170-1424
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH36
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.533 INCHES MINIMUM AND 0.573 INCHES MAXIMUM
FASTENER LENGTH0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
SCREW MATERIAL IRON ALLOY 660
HARDNESS RATING24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
HEAD STYLE DOUBLE HEXAGON W/ HOLE
HEAD HEIGHT0.230 INCHES NOMINAL
WIDTH BETWEEN FLATS0.219 INCHES NOMINAL
EXTENDED WASHER DIAMETER0.312 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.030 INCHES MINIMUM
END ITEM IDENTIFICATIONW/S: ENGINE, AIRCRAFT TF-34