Everlasting 4060S (57) - Steel, 1-1/2" NPT, Slow Open Blowdown Valve

The 4060-S 57 1-1/2 is a 300 class steel blowdown valve with 1-1/2" NPT connections, and is rated for blow-off service up to 485 PSIG. The 4060 series features a real slow opening, and a leak proof seal-disc with self lapping action that actually improves with use.

Details:

• 1-1/2" inlet and outlet
• Primary service rating: 300 PSI
• Suggested operating pressure: 605 PSI
• Maximum boiler blow-off pressure: 485 PSI
• Steel body construction
• Straight-through flow
• Real slow opening
• Hard seat resists erosion
• Valve can be installed with hand wheel in any position
• No retightening after cool down; seal not affected by temperature change
• Leak proof seal disc has self lapping action, actually improves with use
• Self wiping action of disc – cannot hang-up on boiler scale