peep hole sight glass
Brass Furnace Observation Sight Glass 1/4 to 2 Inch NPT BSP Thread Welding Connection
Durable brass sight glass for furnaces, pumps, and compressors. Features 2-5mm glass, SS304 reflector, and -30°C to 260°C resistance. Available with NPT, BSP, or metric threads. Custom sizes and OEM options welcome.
Brass Sight Glass Observation Peep Hole for Furnace Welding Thread Connection 1/4 to 2 Inch
Durable brass sight glass with 2-5mm glass thickness, rated for -30°C to 120°C and 5-10 Bar. Features SS304 reflector, optional float ball, and multiple thread types (NPT, BSP, Metric). Ideal for pumps, gearboxes, and compressors. OEM welcome.
Carbon Steel Nickel Plated Male NPT Thread Sight Glass 1 to 2 Inch for Oil Level
Durable carbon steel sight glass with nickel plating and male NPT threads from 1 to 2 inch. Features SS304 reflector, optional float ball, and resists -30°C to 260°C. Ideal for pumps, gearboxes, and compressors. OEM/ODM welcome.
Nickel Plated Brass Sight Glass 1/2" 3/4" 1" NPT Thread Observation Port
Durable brass sight glass with nickel plating, available in 1/2" to 1" NPT threads. Features tempered glass, SS304 reflector, and Viton O-ring. Withstands -30°C to 120°C and up to 10 Bar. Ideal for pumps, gearboxes, and compressors. OEM/ODM welcome.
Brass Sight Glass M18 M20 M22 M24 M27 Nickel Plated Metric Thread Peep Hole for Pumps Gearboxes
Durable brass body with nickel plating, available in M18-M27 metric threads. Features Viton O-ring, SS304 reflector, and tempered glass. Withstands -30°C to 120°C and up to 1 MPa. Ideal for pumps, gearboxes, and compressors. OEM/ODM welcome.
Nickel Plated Brass Sight Glass 1/2 3/4 1 Inch NPT Thread Male Peep Hole
Durable brass sight glass with nickel plating, available in 1/2 to 1 inch NPT male threads. Features Viton O-ring, SS304 reflector, and tempered glass. Withstands -30°C to 120°C and up to 1 MPa. Ideal for pumps, gearboxes, and compressors. OEM/ODM welcome.