NSN 4820-00-630-0059 Repair Services

Check Valve Overhaul, Repair, and Maintenance

MPN: 5021F, 4775F

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-630-0059 check valve

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 4820-00-630-0059 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 4820-00-630-0059 can be offered in repaired, serviceable, overhauled, or inspected conditions.

National Stock Number (NSN)	4820-00-630-0059
Categorization	Check valves of copper having a pressure rating of 850 kpa or over
Repairability Code	H If condemned or uneconomically repairable, then dispose at intermediate level.
Approximate Weight	0.0lb
Pipe Size Accommodated	16.000 inches 1st end
Flow Control Device	Disk
Renewable Seat Ring Type	Pressed-in
Connection Style	Beveled (pipe) 1st end
Valve Operation Method	Automatic
Connection Type	Butt weld pipe 1st end
Mounting Position	Horizontal
Maximum Operating Pressure	2500.0 pounds per square inch single response
Criticality Code Justification	Zzzy
Material	Cobalt alloy body lining
Media For Which Designed	Water, fresh single response
Style Designator	Straight thru
Reference Number Differentiating Characteristics	Selected and tested for nuclear propulsion plant systems

Part Numbers

Part Number	Company	RNAAC (Repair Depot)
5021F	ATWOOD & MORRILL CO. INC.	HA - NAVAL SEA SYSTEMS COMMAND
4775F	ATWOOD & MORRILL CO. INC.	HA - NAVAL SEA SYSTEMS COMMAND