Relief Valves |
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Category: | valve |
Master Model: | N/A |
Drawing No.: | N/A |
Quantity: | - + EA |
Price: | Inquiry |
Payment: | T/T, PayPal, More |
Shipping Cost: | To be confirmed |
Inquiry Add to Wishlist |
Parker's R Series Relief Valves are designed such that when the upstream pressure exceeds the closing force exerted by the spring,
the lower stem opens, permitting flow through the valve. Pressures range from 10 PSI (0.7 BAR) to 6,000 PSI (413.7 BAR).
Part | Connection Size | Connection Size 2 | Connection 1 Style | Connection 2 Style | Actuation | Cracking Pressure (psi) | Material |
4KF-RL4A-NET-SS-KE | 1/4" | 1/4" | BSP F | BSP F | Standard | 150 - 225 | 316 Stainless Steel |
4KF-RL4A-NET-SS-KG | 1/4" | 1/4" | BSP F | BSP F | Standard | 225 - 400 | 316 Stainless Steel |
4KF-RL4A-NET-SS-MN-KA | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 44494 | 316 Stainless Steel |
4KF-RL4A-NET-SS-MN-KB | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 25 - 50 | 316 Stainless Steel |
4KF-RL4A-NET-SS-MN-KC | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 50 - 100 | 316 Stainless Steel |
4KF-RL4A-NET-SS-MN-KD | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 100 - 150 | 316 Stainless Steel |
4KF-RL4A-NET-SS-MN-KE | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 150 - 225 | 316 Stainless Steel |
4KF-RL4A-NET-SS-MN-KG | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 225 - 400 | 316 Stainless Steel |
4KF-RL4A-VT-SS-KA | 1/4" | 1/4" | BSP F | BSP F | Standard | 44494 | 316 Stainless Steel |
4KF-RL4A-VT-SS-KB | 1/4" | 1/4" | BSP F | BSP F | Standard | 25 - 50 | 316 Stainless Steel |
4KF-RL4A-VT-SS-KC | 1/4" | 1/4" | BSP F | BSP F | Standard | 50 - 100 | 316 Stainless Steel |
4KF-RL4A-VT-SS-KD | 1/4" | 1/4" | BSP F | BSP F | Standard | 100 - 150 | 316 Stainless Steel |
4KF-RL4A-VT-SS-KE | 1/4" | 1/4" | BSP F | BSP F | Standard | 150 - 225 | 316 Stainless Steel |
4KF-RL4A-VT-SS-KG | 1/4" | 1/4" | BSP F | BSP F | Standard | 225 - 400 | 316 Stainless Steel |
4KF-RL4A-VT-SS-MN-KA | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 44494 | 316 Stainless Steel |
4KF-RL4A-VT-SS-MN-KB | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 25 - 50 | 316 Stainless Steel |
4KF-RL4A-VT-SS-MN-KC | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 50 - 100 | 316 Stainless Steel |
4KF-RL4A-VT-SS-MN-KD | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 100 - 150 | 316 Stainless Steel |
4KF-RL4A-VT-SS-MN-KE | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 150 - 225 | 316 Stainless Steel |
4KF-RL4A-VT-SS-MN-KG | 1/4" | 1/4" | BSP F | BSP F | Manual Overdrive | 225 - 400 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K1 | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 350 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K2 | 1/4" | 1/4" | BSP M | BSP M | Standard | 350 - 750 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K3 | 1/4" | 1/4" | BSP M | BSP M | Standard | 750 - 1500 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K4 | 1/4" | 1/4" | BSP M | BSP M | Standard | 1500 - 2250 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K5 | 1/4" | 1/4" | BSP M | BSP M | Standard | 2250 - 3000 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K6 | 1/4" | 1/4" | BSP M | BSP M | Standard | 3000 - 4000 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K7 | 1/4" | 1/4" | BSP M | BSP M | Standard | 4000 - 5000 | 316 Stainless Steel |
4KM-RH4A-BNT-SS-K8 | 1/4" | 1/4" | BSP M | BSP M | Standard | 5000 - 6000 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K1 | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 350 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K2 | 1/4" | 1/4" | BSP M | BSP M | Standard | 350 - 750 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K3 | 1/4" | 1/4" | BSP M | BSP M | Standard | 750 - 1500 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K4 | 1/4" | 1/4" | BSP M | BSP M | Standard | 1500 - 2250 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K5 | 1/4" | 1/4" | BSP M | BSP M | Standard | 2250 - 3000 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K6 | 1/4" | 1/4" | BSP M | BSP M | Standard | 3000 - 4000 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K7 | 1/4" | 1/4" | BSP M | BSP M | Standard | 4000 - 5000 | 316 Stainless Steel |
4KM-RH4A-EPRT-SS-K8 | 1/4" | 1/4" | BSP M | BSP M | Standard | 5000 - 6000 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K1 | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 350 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K2 | 1/4" | 1/4" | BSP M | BSP M | Standard | 350 - 750 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K3 | 1/4" | 1/4" | BSP M | BSP M | Standard | 750 - 1500 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K4 | 1/4" | 1/4" | BSP M | BSP M | Standard | 1500 - 2250 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K5 | 1/4" | 1/4" | BSP M | BSP M | Standard | 2250 - 3000 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K6 | 1/4" | 1/4" | BSP M | BSP M | Standard | 3000 - 4000 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K7 | 1/4" | 1/4" | BSP M | BSP M | Standard | 4000 - 5000 | 316 Stainless Steel |
4KM-RH4A-KZT-SS-K8 | 1/4" | 1/4" | BSP M | BSP M | Standard | 5000 - 6000 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K1 | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 350 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K2 | 1/4" | 1/4" | BSP M | BSP M | Standard | 350 - 750 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K3 | 1/4" | 1/4" | BSP M | BSP M | Standard | 750 - 1500 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K4 | 1/4" | 1/4" | BSP M | BSP M | Standard | 1500 - 2250 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K5 | 1/4" | 1/4" | BSP M | BSP M | Standard | 2250 - 3000 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K6 | 1/4" | 1/4" | BSP M | BSP M | Standard | 3000 - 4000 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K7 | 1/4" | 1/4" | BSP M | BSP M | Standard | 4000 - 5000 | 316 Stainless Steel |
4KM-RH4A-NET-SS-K8 | 1/4" | 1/4" | BSP M | BSP M | Standard | 5000 - 6000 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K1 | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 350 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K2 | 1/4" | 1/4" | BSP M | BSP M | Standard | 350 - 750 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K3 | 1/4" | 1/4" | BSP M | BSP M | Standard | 750 - 1500 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K4 | 1/4" | 1/4" | BSP M | BSP M | Standard | 1500 - 2250 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K5 | 1/4" | 1/4" | BSP M | BSP M | Standard | 2250 - 3000 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K6 | 1/4" | 1/4" | BSP M | BSP M | Standard | 3000 - 4000 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K7 | 1/4" | 1/4" | BSP M | BSP M | Standard | 4000 - 5000 | 316 Stainless Steel |
4KM-RH4A-VT-SS-K8 | 1/4" | 1/4" | BSP M | BSP M | Standard | 5000 - 6000 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-KA | 1/4" | 1/4" | BSP M | BSP M | Standard | 44494 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-KB | 1/4" | 1/4" | BSP M | BSP M | Standard | 25 - 50 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-KC | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 100 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-KD | 1/4" | 1/4" | BSP M | BSP M | Standard | 100 - 150 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-KE | 1/4" | 1/4" | BSP M | BSP M | Standard | 150 - 225 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-KG | 1/4" | 1/4" | BSP M | BSP M | Standard | 225 - 400 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-MN-KA | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 44494 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-MN-KB | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 25 - 50 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-MN-KC | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 50 - 100 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-MN-KD | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 100 - 150 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-MN-KE | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 150 - 225 | 316 Stainless Steel |
4KM-RL4A-BNT-SS-MN-KG | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 225 - 400 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-KA | 1/4" | 1/4" | BSP M | BSP M | Standard | 44494 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-KB | 1/4" | 1/4" | BSP M | BSP M | Standard | 25 - 50 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-KC | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 100 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-KD | 1/4" | 1/4" | BSP M | BSP M | Standard | 100 - 150 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-KE | 1/4" | 1/4" | BSP M | BSP M | Standard | 150 - 225 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-KG | 1/4" | 1/4" | BSP M | BSP M | Standard | 225 - 400 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-MN-KA | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 44494 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-MN-KB | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 25 - 50 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-MN-KC | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 50 - 100 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-MN-KD | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 100 - 150 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-MN-KE | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 150 - 225 | 316 Stainless Steel |
4KM-RL4A-EPRT-SS-MN-KG | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 225 - 400 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-KA | 1/4" | 1/4" | BSP M | BSP M | Standard | 44494 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-KB | 1/4" | 1/4" | BSP M | BSP M | Standard | 25 - 50 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-KC | 1/4" | 1/4" | BSP M | BSP M | Standard | 50 - 100 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-KD | 1/4" | 1/4" | BSP M | BSP M | Standard | 100 - 150 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-KE | 1/4" | 1/4" | BSP M | BSP M | Standard | 150 - 225 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-KG | 1/4" | 1/4" | BSP M | BSP M | Standard | 225 - 400 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-MN-KA | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 44494 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-MN-KB | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 25 - 50 | 316 Stainless Steel |
4KM-RL4A-KZT-SS-MN-KC | 1/4" | 1/4" | BSP M | BSP M | Manual Overdrive | 50 - 100 | 316 Stainless Steel |