![Carrier 803B-10S Check Valve, 5/8 in. SAE specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-803b10s-specs.png?v=1794054656&width=1445)
This Carrier 803B-10S check valve has a 5/8 in. SAE connection and allows refrigerant to flow in only one direction through the line, preventing backflow when the system cycles. It's commonly installed in the refrigeration or heat pump circuit to protect components from reverse flow. This is a genuine Carrier replacement part. Confirm this part number matches your equipment's parts list before ordering.
Specifications
| Part Number | 803B-10S |
|---|---|
| Brand | Carrier |
| Type | Check Valve |
| Connection Size | 5/8 in. SAE |