NSN 4820-00-123-2549 Repair Services

Check Valve Overhaul, Repair, and Maintenance

MPN: 2643715, 250CKF005YAP4C

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-123-2549 check valve
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NSN 4820001232549


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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 4820-00-123-2549 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 4820-00-123-2549 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-123-2549
Categorization Check valves of steel
Repairability Code

Approximate Weight 0.0lb
Thread Class 3a 1st end
Thread Direction Right-hand 1st end
Flow Control Device Piston
Disk Loading Method Spring
Connection Style Flared (tube) 2nd end
Valve Operation Method Automatic
Connection Type Threaded external tube 2nd end
Mounting Facility Bulkhead
Mounting Position Horizontal or vertical
Thread Size 0.438 inches 2nd end
Seat Angle 37.0 degrees 2nd end
Outside Diameter Tube Accommodated 0.250 inches 2nd end
Material Stainless steel seat
Style Designator Straight thru
Thread Series Designator Unf 2nd end

Part Numbers

Part Number Company RNAAC (Repair Depot)
2643715 AIRMOTIVE CARBURETOR KE - NAVAL ICP
250CKF005YAP4C THE LEE COMPANY KE - NAVAL ICP
2643715 HONEYWELL INTERNATIONAL INC. KE - NAVAL ICP