NSN 4210-01-258-0998

Part Details | FIRE PROTECTION SPRINKLER HEAD

4210-01-258-0998 An automatic device specifically designed for the discharge of water, chemical powder/foam, or vaporizing liquid in a sprayed, fogged, or directionalized patterns. Normally used in fixed fire protection systems.

Alternate Parts: 32664455, 32664-4-55, 4210-01-258-0998, 01-258-0998, 4210012580998, 012580998

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
42JUN 27, 198701-258-099803948 ( HEAD, SPRINKLER, FIRE PROTECTION )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4210-01-258-0998
Part Number Cage Code Manufacturer
32664-4-5562420GRINNELL CORPGRINNELL FIRE PROTECTION SYSTMES DIV
Technical Data | NSN 4210-01-258-0998
Characteristic Specifications
MATERIAL COPPER ALLOY
HEAD TYPE SPRINKLER
SPRAY ANGLE PATTERN360.0 DEGREES
CONNECTION THREAD SIZE2-1/2 IN.-8
CONNECTION THREAD SERIES NPT
CONNECTION THREAD LOCATION INTERNAL
OPENING DIAMETER0.859 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED BROMOTRIFLUOROMETHANE
INTEGRAL STRAINER NOT INCLUDED
SPECIAL FEATURESV TYPE NOZZLE; FOUR ORIFICE-360 DEG HORIZONTAL DISCHARGE PATTERN; HALON 1301; 55/64 IN. DRILL SIZE