NSN 4820-00-021-3630 Repair Services

Check Valve Overhaul, Repair, and Maintenance

MPN: 114H4104-2

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-021-3630 check valve
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NSN 4820000213630


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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 4820-00-021-3630 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 4820-00-021-3630 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-021-3630
Categorization Check valves of materials other than copper, iron or steel
Repairability Code

Approximate Weight 0.1lb
Thread Class 3a 1st end
Thread Direction Right-hand 1st end
Flow Control Device Disk
Disk Loading Method Spring
Renewable Seat Ring Type Pressed-in
Connection Style Plain (tube) 1st end
Connection Type Threaded external tube 1st end
Mounting Facility Bracket
Mounting Position Horizontal
Thready Qty Per Inch (tpi) 18 1st end
Thread Size 0.562 inches 1st end
Outside Diameter Tube Accommodated 0.558 inches 1st end
Material Steel stem
Material Specification Qq-s-764, cond t-cancelled federal specification single material response stem
Style Designator Straight thru
Supplementary Features Additional flow control device: stem
Thread Series Designator Unf 1st end

Part Numbers

Part Number Company RNAAC (Repair Depot)
114H4104-2 THE BOEING COMPANY AX - DLA LAND AND MARITIME
114H4104-2 THE BOEING COMPANY AX - DLA LAND AND MARITIME
114H4104-2 ASSOCIATED AIRCRAFT MANUFACTURING & ZZ - USA