Product Details | STOP-CHECK VALVE

4820-01-201-2305 A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 8032177525, 803-2177525, 8032177525C441, 803-2177525-C441, 4820-01-201-2305, 01-201-2305, 4820012012305, 012012305

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01-201-2305

Drawings & Photos | NSN 4820-01-201-2305


Demand History | NSN 4820-01-201-2305

Part Number Request Date QTY Origin
8032177525 2025-06-156 2 us

Cross Reference | NSN 4820-01-201-2305

Part Number Cage Code Manufacturer
803-2177525-C4D1AF 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-01-201-2305

Characteristic Specifications
MATERIAL STEEL BODY
STYLE DESIGNATOR A1 ANGLE
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B20B SOCKET ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES ALL ENDS
MOUNTING POSITION HORIZONTAL
BONNET TYPE OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD WEIGHT
SPECIAL FEATURES LEVEL 1 REQUIREMENTS DO NOT APPLY

Restrictions/Controls & Freight Information | NSN 4820-01-201-2305

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
Category Code Description
No Freight Information