NSN 5305-00-995-3443

Part Details | MACHINE SCREW

5305-00-995-3443 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: 65A5A54, 65A5A5-4, 5305-00-995-3443, 00-995-3443, 5305009953443, 009953443

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 04, 196700-995-344306657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-995-3443
Part Number Cage Code Manufacturer
65A5A5-410001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5305-00-995-3443
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.422 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
FASTENER LENGTH0.734 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
SCREW MATERIAL STEEL COMP 431
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT PASSIVATE
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.600 INCHES MINIMUM
HEAD HEIGHT0.097 INCHES NOMINAL
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
SPECIAL FEATURESFURISHED WITH ONE O-RING AND ONE BACKUP RING,POLYTETRAFLUOROETHYLENE