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🔩 Upgrade your valve core game — because quality never goes out of style!
The JB Industries A31999 Replacement Valve Core is a premium 1/4" brass valve core designed for HVAC professionals seeking durability and precision. Featuring a PTFE/Neoprene seal, it withstands pressures up to 800 psi and temperatures from -40°F to 250°F. Manufactured with a high-copper brass alloy for corrosion resistance, it supports all refrigerants including R-410A, ensuring reliable, leak-proof performance backed by over 40 years of JB Industries’ trusted craftsmanship.
| ASIN | B00E1NKERG |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #1,486,130 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #166,871 in Power Tool Parts & Accessories |
| Brand | BBK |
| Customer Reviews | 5.0 5.0 out of 5 stars (3) |
| Date First Available | July 19, 2013 |
| Exterior Finish | Brass, Stainless Steel |
| Global Trade Identification Number | 00684520319998 |
| Inlet Connection Type | Flare |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 0.32 ounces |
| Item dimensions L x W x H | 2 x 2 x 2.5 inches |
| Item model number | A31999 |
| Manufacturer | Standard Plumbing Supply |
| Material | Brass |
| Maximum Operating Pressure | 800 Pound per Square Inch |
| Number Of Pieces | 5 |
| Number of Ports | 3 |
| Outlet Connection Type | Flare |
| Part Number | A31999-25 |
| Product Dimensions | 2 x 2 x 2.5 inches |
| Size | 0.25 Inch |
| Specification Met | sae |
| UPC | 684520319998 |
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