NSN 5305-00-180-2521

Part Details | MACHINE SCREW

5305-00-180-2521 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: B65153, 65153, B65153, 65153, 5305-00-180-2521, 00-180-2521, 5305001802521, 001802521

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-180-252106657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

ROUND

Cross Reference | NSN 5305-00-180-2521
Part Number Cage Code Manufacturer
B6515399551GOODRICH CORPORATIONDIV POWER TRANSMISSION SYSTEMS
6515306848HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
B6515319315HONEYWELL INTL INC DEFENSE AVIONICSSYSTEMS FORMER BENDIX NAVIGATION AND
6515319315HONEYWELL INTL INC DEFENSE AVIONICSSYSTEMS FORMER BENDIX NAVIGATION AND
Technical Data | NSN 5305-00-180-2521
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
FASTENER LENGTH0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM
SCREW MATERIAL STEEL
SCREW SURFACE TREATMENT CADMIUM
HEAD STYLE8 DISHED HEXAGON
HEAD DIAMETER0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM
HEAD HEIGHT0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1
HEAD HOLE CONFIGURATION STYLE ROUND
HOLE QUANTITY1
HOLE DIAMETER0.070 INCHES NOMINAL