Product Details | GATE VALVE

4820-00-989-1891 A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: B1353IN, B-135-3IN, 37, 373IN, 37-3IN, 4820-00-989-1891, 00-989-1891, 4820009891891, 009891891

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1962 00-989-1891

Cross Reference | NSN 4820-00-989-1891

Part Number Cage Code Manufacturer
37 90664 WALWORTH CO MARINE DIV
37-3IN 63686 THE WALWORTH COMPANY
B-135-3IN 82666 STOCKHAM VALVES AND FITTINGS INC

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-00-989-1891

Technical Data | NSN 4820-00-989-1891

Characteristic Specifications
MATERIAL COPPER ALLOY 922 BODY COPPER ALLOY SEAT COPPER ALLOY 694 STEM COPPER ALLOY DISK
MATERIAL DOCUMENT AND CLASSIFICATION ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY ASTM B150 ALLOY 1 ASSN STD SINGLE MATERIAL RESPONSE STEM ASTM B149 CL 11A ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE 3.000 INCHES
PRESSURE CLASS 200.0 POUNDS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED 200.0 POUNDS PER SQUARE INCH STEAM AND 400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED 550.0 DEG FAHRENHEIT STEAM AND 150.0 DEG FAHRENHEIT WATER-OIL-GAS
VALVE OPERATION METHOD MANUAL
INLET RELATIONSHIP WITH OUTLET IDENTICAL
CONNECTION TYPE THREADED INTERNAL PIPE
THREAD SERIES DESIGNATOR NPT
NOMINAL THREAD SIZE 3.000 INCHES
STEM TYPE RISING
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD BOLTED
FEATURES PROVIDED BONNET PACKING

Restrictions/Controls & Freight Information | NSN 4820-00-989-1891

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable