Lee Co. (The) 281 PRI®/Check Valve

Description
This valve combines the function of a reverse flow pressure relief valve in parallel with that of a check valve with free flow in the forward direction – all into in one easy-to-install insert. The relief valve function features a rugged tungsten carbide ball and a 440C seat for durability and long life. The remaining components are constructed entirely of stainless steel. The 281 PRI/Check Valve is available with or without integral safety screens in a range of 15 different relief flow cracking pressures for system pressures up to 5000 psi. Features Diameter: 0.281 inches Relief Flow Lohm Rate: 220 or 1500 Free Flow Lohm Rate: 300 or 550 Lohms Relief Cracking Pressure Range: 625 to 6600 psid
Request a Quote Datasheet
Description
This valve combines the function of a reverse flow pressure relief valve in parallel with that of a check valve with free flow in the forward direction – all into in one easy-to-install insert. The relief valve function features a rugged tungsten carbide ball and a 440C seat for durability and long life. The remaining components are constructed entirely of stainless steel. The 281 PRI/Check Valve is available with or without integral safety screens in a range of 15 different relief flow cracking pressures for system pressures up to 5000 psi. Features Diameter: 0.281 inches Relief Flow Lohm Rate: 220 or 1500 Free Flow Lohm Rate: 300 or 550 Lohms Relief Cracking Pressure Range: 625 to 6600 psid
Request a Quote Datasheet

Suppliers

Company
Product
Description
Supplier Links
281 PRI®/Check Valve -  - Lee Co. (The)
Westbrook, CT, USA
281 PRI®/Check Valve
281 PRI®/Check Valve
This valve combines the function of a reverse flow pressure relief valve in parallel with that of a check valve with free flow in the forward direction – all into in one easy-to-install insert. The relief valve function features a rugged tungsten carbide ball and a 440C seat for durability and long life. The remaining components are constructed entirely of stainless steel. The 281 PRI/Check Valve is available with or without integral safety screens in a range of 15 different relief flow cracking pressures for system pressures up to 5000 psi. Features Diameter: 0.281 inches Relief Flow Lohm Rate: 220 or 1500 Free Flow Lohm Rate: 300 or 550 Lohms Relief Cracking Pressure Range: 625 to 6600 psid

This valve combines the function of a reverse flow pressure relief valve in parallel with that of a check valve with free flow in the forward direction – all into in one easy-to-install insert. The relief valve function features a rugged tungsten carbide ball and a 440C seat for durability and long life. The remaining components are constructed entirely of stainless steel. The 281 PRI/Check Valve is available with or without integral safety screens in a range of 15 different relief flow cracking pressures for system pressures up to 5000 psi.

Features

  • Diameter: 0.281 inches
  • Relief Flow Lohm Rate: 220 or 1500
  • Free Flow Lohm Rate: 300 or 550 Lohms
  • Relief Cracking Pressure Range: 625 to 6600 psid
Supplier's Site Datasheet

Technical Specifications

  Lee Co. (The)
Product Category Industrial Valves
Product Name 281 PRI®/Check Valve
Valve Type Check; PRI®/Check Valves
Unlock Full Specs
to access all available technical data

Similar Products

375 Extreme Environment Check Valve -  - Lee Co. (The)
Specs
Valve Type Check; Extreme Environment Check Valves
Valve Size 0.38 inch (9.52 mm)
Maximum Pressure 15000.00 psi (10557 m H2O)
View Details
HI-Q Side Exit Pressure Relief Valve -  - Lee Co. (The)
Specs
Valve Type Relief; Safety Relief Valves | Pressure Regulating Relief Valves | High Flow Relief Valves
Valve Size 1.00 inch (25.40 mm)
View Details
5.5 mm Shuttle Valve -  - Lee Co. (The)
Specs
Valve Type Shuttle Valves
Valve Size 0.22 inch (5.47 mm)
Maximum Pressure 4061.03 psi (2858 m H2O)
View Details
250 High Pressure Check Valve -  - Lee Co. (The)
Specs
Valve Type Check; High Pressure Check Valves
Valve Size 0.25 inch (6.35 mm)
Maximum Pressure 8000.00 psi (5630 m H2O)
View Details