NSN 4820-00-040-7472 Repair Services
Safety Relief Valve Overhaul, Repair, and Maintenance
MPN: 622B2-1-4-28, 622B2 1-4 28, 627B2-1/4-28, 622B2-1/4-28
Overhaul and repair services for Grumman aircraft model a10 safety relief valve nsn 4820-00-040-7472.
Pricing and Lead Time Quote
Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-040-7472 safety relief 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 4820-00-040-7472 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 4820-00-040-7472 can be offered in repaired, serviceable, overhauled, or inspected conditions.| National Stock Number (NSN) | 4820-00-040-7472 |
| Categorization | Safety or relief valves |
| Repairability Code | N |
| Approximate Weight | 0.3lb |
| Pipe Size Accommodated | 0.250 inches all ends |
| Thread Direction | Right-hand all ends |
| Flow Control Device | Poppet |
| Bonnet Type | Inside spring |
| Bonnet Attachment Method | Threaded |
| Disk Loading Method | Spring |
| Maximum Operating Temp | 400.0 degrees fahrenheit single response |
| End Application | Grumman aircraft model a10 |
| Connection Style | Plain, optional en (pipe) all ends |
| Valve Operation Method | Automatic |
| Connection Type | Threaded internal pipe all ends |
| Features Provided | Pressure tight outlet side |
| Thready Qty Per Inch (tpi) | 18 all ends |
| Adjustable Pressure Range | +10.0 to 50.0 pounds per square inch |
| Maximum Operating Pressure | 50.0 pounds per square inch single response |
| Thread Size | 0.250 inches all ends |
| Opening Pressure Setting | 35.0 pounds per square inch |
| Material | Steel comp 416 flow control device |
| Material Specification | Mil-r-83248/1 military specification single material response packing |
| Media For Which Designed | Hydraulic fluid, silicate-ester base 2nd response |
| Surface Treatment | Anodize |
| Style Designator | Angle |
| Thread Series Designator | Npt all ends |
Part Numbers
| Part Number | Company | RNAAC (Repair Depot) |
|---|---|---|
| 622B2-1-4-28 | TELEDYNE INDUSTRIES INC | 9Z - DLA LOGISTICS INFORMATION SERVICE - K |
| 622B2 1-4 28 | TELEDYNE INDUSTRIES INC | SE - SAN ANTONIO AIR LOGISTICS CENTER |
| 627B2-1/4-28 | PARKER-HANNIFIN CORPORATION | ZZ - USA |
| 622B2-1/4-28 | PARKER-HANNIFIN CORPORATION | ZZ - USA |