NSN 4820-00-146-5373 Repair Services

Check Valve Overhaul, Repair, and Maintenance

MPN: A51H9207-1, 4C2240-2

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-146-5373 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 4820-00-146-5373 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 4820-00-146-5373 can be offered in repaired, serviceable, overhauled, or inspected conditions.

National Stock Number (NSN)	4820-00-146-5373
Categorization	Check valves of steel
Repairability Code
Approximate Weight	0.1lb
Thread Class	3a 1st end
Thread Direction	Right-hand 1st end
Flow Control Device	Poppet
Disk Loading Method	Spring
Connection Style	External seat for gasket seal (boss) 2nd end
Valve Operation Method	Automatic
Connection Type	Threaded external boss 2nd end
Mounting Position	Horizontal or vertical
Thready Qty Per Inch (tpi)	20 2nd end
Maximum Operating Pressure	3000.0 pounds per square inch single response
Thread Size	0.562 inches 1st end
Outside Diameter Tube Accommodated	0.375 inches 1st end
Material	Stainless steel seat
Media For Which Designed	Fuel/oil, hydrocarbon single response
Style Designator	Straight thru
Thread Series Designator	Unf 2nd end

Part Numbers

Part Number	Company	RNAAC (Repair Depot)
A51H9207-1	NORTHROP GRUMMAN SYSTEMS CORPORATION	KE - NAVAL ICP
4C2240-2	CRISSAIR, INC.	KE - NAVAL ICP
A51H9207-1	NORTHROP GRUMMAN SYSTEMS CORPORATION	KE - NAVAL ICP