NSN 5305-01-439-4217

Part Details | MACHINE SCREW

5305-01-439-4217 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: 314008971, 3140089-71, 314008971, 3140089-71, 314008971, 3140089-71, A314008971, A3140089-71, 5305-01-439-4217, 01-439-4217, 5305014394217, 014394217

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 07, 199601-439-421706657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

CROSS RECESS TYPE II

Cross Reference | NSN 5305-01-439-4217
Part Number Cage Code Manufacturer
3140089-715M496N-D INDUSTRIES
3140089-7126233NYLOK CORPORATIONDBA NYLOK WESTERN FASTENER
3140089-7114438NYLOK FASTENER CORPORATIONDBA NYLOK CHICAGO
A3140089-7180063US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS
Technical Data | NSN 5305-01-439-4217
Characteristic Specifications
THREAD SERIES DESIGNATOR M
NOMINAL THREAD DIAMETER2.5 MILLIMETERS
THREAD PITCH IN MILLIMETERS0.45
EXTERNAL THREAD TOLERANCE CLASS6G
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH5.5 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM
FASTENER LENGTH5.5 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM
SCREW MATERIAL STEEL CORROSION RESISTING
LOCKING FEATURE MATERIAL PLASTIC POLYAMIDE
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAQQ-S-763$JCA66 1ST MATERIAL RESPONSE
LOCKING FEATURE MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410 FED SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT PASSIVATE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
HEAD STYLE3 UNDERCUT HEXAGON
HEAD DIAMETER4.60 MILLIMETERS MINIMUM AND 4.90 MILLIMETERS MAXIMUM
HEAD HEIGHT1.75 MILLIMETERS MINIMUM AND 1.95 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE II
LOCKING FEATURE PATCH
END ITEM IDENTIFICATIONRADIO SYSTEM, SINGLE CHANNEL GROUND & AIRBORNE-V (SINCGARS)