NSN 4820-00-451-2682 Repair Services

Check Valve Overhaul, Repair, and Maintenance

MPN: 803-1385721-7NON MAG, 810-1385721, 810-1385721 1-1/2IN, 1385721-7NON MAG, 1385721, 803-1385721

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-451-2682 check valve
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NSN 4820004512682


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AS9120B:2015 ISO 9001 Audited and Certified

FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 4820-00-451-2682 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 4820-00-451-2682 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-451-2682
Categorization Check valves of copper having a pressure rating of 850 kpa or over
Repairability Code

Approximate Weight 10.0lb
Pipe Size Accommodated 1.500 inches all ends
Flow Control Device Disk
Maximum Operating Temp 425.0 degrees fahrenheit 1st response
Connection Style Socket with brazing ring (pipe) all ends
Valve Operation Method Automatic
Connection Type Unthreaded internal pipe all ends
Mounting Position Horizontal
Maximum Operating Pressure 400.0 pounds per square inch 2nd response
Special Features Non-magnetic service, 1.500 in. Valve size
Material Nickel alloy r-405 flow control device
Material Specification Qq-n-281 federal specification single material response flow control device
Media For Which Designed Water-oil-gas 2nd response
Style Designator Straight thru
Test Data Document 81349-mil-s-901 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Part Numbers

Part Number Company RNAAC (Repair Depot)
803-1385721-7NON MAG NAVAL SHIP SYSTEMS COMMAND AX - DLA LAND AND MARITIME
810-1385721 NAVAL SEA SYSTEMS COMMAND AX - DLA LAND AND MARITIME
810-1385721 1-1/2IN NAVAL SEA SYSTEMS COMMAND AX - DLA LAND AND MARITIME
810-1385721 1-1/2IN NAVAL SHIP SYSTEMS COMMAND AX - DLA LAND AND MARITIME
1385721-7NON MAG NAVAL SHIP SYSTEMS COMMAND ZZ - USA
1385721 NAVAL SHIP SYSTEMS COMMAND ZZ - USA
803-1385721 NAVAL SHIP SYSTEMS COMMAND ZZ - USA