NSN 4820-00-121-6870 Repair Services
Stop-check Valve Overhaul, Repair, and Maintenance
MPN: B31643D, C522-1-B2, 5807-14L1, B522-1-B1, B31643DL1, B522-1-B1L1, C522-1-B2L1, S807-14
Pricing and Lead Time Quote
Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-121-6870 stop-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 4820-00-121-6870 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 4820-00-121-6870 can be offered in repaired, serviceable, overhauled, or inspected conditions.| National Stock Number (NSN) | 4820-00-121-6870 |
| Categorization | |
| Repairability Code |
D
When repair is beyond lower level maintenance capability, evacuate the item to depot. disposal is not authorized below wholesale level. |
| Approximate Weight | 28.0lb |
| Pipe Size Accommodated | 0.750 inches 1st end |
| Flow Control Device | Disk |
| Bonnet Type | Outside screw-yoke |
| Bonnet Attachment Method | Bolted |
| Renewable Seat Ring Type | Threaded |
| Maximum Operating Temp | 775.0 degrees fahrenheit single response |
| Connection Style | Socket (pipe) 1st end |
| Valve Operation Method | Manual |
| Connection Type | Unthreaded internal pipe 1st end |
| Mounting Position | Horizontal or vertical |
| Features Provided | Valve stem lock shield and bonnet packing |
| Maximum Operating Pressure | 1500.0 pounds per square inch single response |
| Criticality Code Justification | Zzzy |
| Material | Stainless steel stem |
| Media For Which Designed | Steam single response |
| Style Designator | Straight thru |
| Reference Number Differentiating Characteristics | Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items |
Part Numbers
| Part Number | Company | RNAAC (Repair Depot) |
|---|---|---|
| B31643D | FLOWSERVE INC | HD - NAVAL INVENTORY CONTROL POINT |
| C522-1-B2 | HUNT VALVE COMPANY, INC. | HD - NAVAL INVENTORY CONTROL POINT |
| 5807-14L1 | NAVAL INVENTORY CONTROL POINT | HD - NAVAL INVENTORY CONTROL POINT |
| B522-1-B1 | HUNT VALVE COMPANY, INC. | HD - NAVAL INVENTORY CONTROL POINT |
| B31643DL1 | NAVAL INVENTORY CONTROL POINT | HD - NAVAL INVENTORY CONTROL POINT |
| B522-1-B1L1 | NAVAL INVENTORY CONTROL POINT | HD - NAVAL INVENTORY CONTROL POINT |
| C522-1-B2L1 | NAVAL INVENTORY CONTROL POINT | HD - NAVAL INVENTORY CONTROL POINT |
| S807-14 | SFC VALVE CORP | HD - NAVAL INVENTORY CONTROL POINT |
| S807-14 | SFC VALVE CORPORATION | ZZ - USA |