NSN 4820-00-105-2421 Repair Services

Check Valve Overhaul, Repair, and Maintenance

MPN: SS70-916K12-10D, SS70

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-105-2421 check valve
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NSN 4820001052421


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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 4820-00-105-2421 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 4820-00-105-2421 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-105-2421
Categorization Check valves of materials other than copper, iron or steel
Repairability Code

Approximate Weight 0.0lb
Thread Class 3a all ends
Thread Direction Right-hand all ends
Flow Control Device Poppet
Disk Loading Method Spring
Connection Style Flareless all ends
Valve Operation Method Automatic
Connection Type Threaded external tube all ends
Mounting Position Horizontal or vertical
Thready Qty Per Inch (tpi) 12 1st end
Maximum Operating Pressure 3000.0 pounds per square inch single response
Thread Size 1.062 inches 1st end
Seat Angle 12.0 degrees all ends
Material Steel comp 416 flow control device
Media For Which Designed Hydraulic fluid, petroleum base single response
Surface Treatment Anodize
Surface Treatment Specification Mil-a-8625, type 2 military specification single treatment response
Style Designator Straight thru
Thread Series Designator Unjf 2nd end

Part Numbers

Part Number Company RNAAC (Repair Depot)
SS70-916K12-10D SIKORSKY AIRCRAFT CORPORATION AX - DLA LAND AND MARITIME
SS70 SIKORSKY AIRCRAFT CORPORATION AX - DLA LAND AND MARITIME