NSN 5305-01-443-8470

Part Details | MACHINE SCREW

5305-01-443-8470 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: 1676404330 FIND 51, 167-6404330 FIND 51, 5305-01-443-8470, 01-443-8470, 5305014438470, 014438470

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 20, 199701-443-847006657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

CROSS RECESS TYPE II

Cross Reference | NSN 5305-01-443-8470
Part Number Cage Code Manufacturer
167-6404330 FIND 5153711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5305-01-443-8470
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.500 INCHES NOMINAL
FASTENER LENGTH0.500 INCHES NOMINAL
SCREW MATERIAL STEEL COMP E4340
LOCKING FEATURE MATERIAL PLASTIC POLYAMIDE
HEAD STYLE HEXAGON
HEAD HEIGHT0.250 INCHES NOMINAL
WIDTH BETWEEN FLATS3.093 INCHES MINIMUM AND 3.186 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE II
LOCKING FEATURER$DDK$DDL
SPECIAL FEATURESTOP SURFACE OF THE HEAD SHOULD BE MARKED WITH A MINIMUM OF SIX DOTS
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT