NSN 4820-00-406-3859 Repair Services
Check Valve Overhaul, Repair, and Maintenance
MPN: 968390-1, 2S2126
Pricing and Lead Time Quote
Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-406-3859 check valveFAA 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 4820-00-406-3859 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 4820-00-406-3859 can be offered in repaired, serviceable, overhauled, or inspected conditions.| National Stock Number (NSN) | 4820-00-406-3859 |
| Categorization | Check valves of materials other than copper, iron or steel |
| Repairability Code | N |
| Approximate Weight | 0.1lb |
| Thread Class | 3a 1st end |
| Thread Direction | Right-hand 1st end |
| Flow Control Device | Disk |
| Disk Loading Method | Spring |
| Maximum Operating Temp | 400.0 degrees fahrenheit single response |
| Connection Style | Flared (tube) 1st end |
| Valve Operation Method | Automatic |
| Connection Type | Threaded external tube 1st end |
| Mounting Position | Horizontal or vertical |
| Thready Qty Per Inch (tpi) | 20 1st end |
| Maximum Operating Pressure | 75.0 pounds per square inch single response |
| Thread Size | 0.438 inches 1st end |
| Seat Angle | 37.0 degrees 1st end |
| Outside Diameter Tube Accommodated | 0.250 inches 1st end |
| Material | Aluminum alloy body |
| Media For Which Designed | Air single response |
| Surface Treatment | Anodize |
| Style Designator | Straight thru |
| Thread Series Designator | Unf 1st end |
Part Numbers
| Part Number | Company | RNAAC (Repair Depot) |
|---|---|---|
| 968390-1 | HONEYWELL INTERNATIONAL INC. | SB - 645 MSSQ/MSIAPCS |
| 2S2126 | CRISSAIR, INC. | SB - 645 MSSQ/MSIAPCS |