NSN 4820-00-204-3404 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: 66203

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-204-3404 safety relief valve
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NSN 4820002043404


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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 4820-00-204-3404 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 4820-00-204-3404 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-204-3404
Categorization Safety or relief valves
Repairability Code

Approximate Weight 0.0lb
Pipe Size Accommodated 0.750 inches 1st end
Flow Control Device Poppet
Disk Loading Method Spring
Maximum Operating Temp 150.0 degrees fahrenheit single response
Connection Style Socket err-100
Valve Operation Method Automatic
Connection Type Unthreaded internal pipe 1st end
Features Provided Pressure tight outlet side
Adjustable Pressure Range +311.0/+375.0 pounds per square inch
Maximum Operating Pressure 400.0 pounds per square inch single response
Material Copper alloy body
Media For Which Designed Water-oil-gas single response
Style Designator Angle

Part Numbers

Part Number Company RNAAC (Repair Depot)
66203 KUNKLE INDUSTRIES INC HD - NAVAL INVENTORY CONTROL POINT
66203 ANDERSON GREENWOOD LP ZZ - USA