Circle Valve Technologies Inc.
1533 Gehman Road
Harleysville, PA 19438

Toll Free:800-645-6733
Phone: 267-933-6300
Fax: 267-933-6305
Email: [email protected]
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FR Series Face Seal Fittings

Features

  • Metal-to-metal seal to provide perfect leak-tight service for working conditions from critical vacuum to high pressure
  • Precision manufactured gasket to ensure best performance
  • Test port at nut for easy leak testing
  • Silver-plated female threads
  • Standard surface roughness finished to an average of Ra 10 uin. (0.25 um) or Ra 5 uin. (0.13 um) optional
  • All seal faces and male threads protected with plastic caps
  • Every gland and body marked with size, material and heat code
FR Series Fittings
Unit of Measure
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Item #

Body Type

Body Material

Connection Size 1

Connection Type 1

Connectiont Size 2

Connection Type 2

Operating Pressure

6L-CF-FR8-NS8 N/A Female NPT Connector N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 1/2 in N/A Female NPT N/A 0 to 4300 psig0 to 296 bar
6L-CF-FR12-NS12 N/A Female NPT Connector N/A 316L Stainless Steel N/A 3/4 in N/A Face Seal N/A 3/4 in N/A Female NPT N/A 0 to 3700 psig0 to 254 bar
6L-CF-FR16-NS16 N/A Female NPT Connector N/A 316L Stainless Steel N/A 1 in N/A Face Seal N/A 1 in N/A Female NPT N/A 0 to 3000 psig0 to 206 bar
6L-U-FR4-FL2 N/A Body to Tube Fitting N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/8 in N/A Tube Fitting N/A 0 to 10000 psig0 to 690 bar
6L-U-FR4-FL4 N/A Body to Tube Fitting N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Tube Fitting N/A 0 to 10000 psig0 to 690 bar
6L-U-FR8-FL6 N/A Body to Tube Fitting N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 3/8 in N/A Tube Fitting N/A 0 to 4300 psig0 to 296 bar
6L-U-FR8-FL8 N/A Body to Tube Fitting N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 1/2 in N/A Tube Fitting N/A 0 to 4300 psig0 to 296 bar
6L-UB-FR4-FL4 N/A Tube Fitting Bulikead Connector N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Bulkhead Tube Fitting N/A 0 to 10000 psig0 to 690 bar
6L-UB-FR4-FL4-1.88 N/A Tube Fitting Bulikead Connector N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Bulkhead Tube Fitting N/A 0 to 10000 psig0 to 690 bar
6L-UB-FR8-FL6 N/A Tube Fitting Bulikead Connector N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 3/8 in N/A Bulkhead Tube Fitting N/A 0 to 4300 psig0 to 296 bar
6L-UB-FR8-FL8 N/A Tube Fitting Bulikead Connector N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 1/2 in N/A Bulkhead Tube Fitting N/A 0 to 4300 psig0 to 296 bar
6L-U-FR2 N/A Union N/A 316L Stainless Steel N/A 1/8 in N/A Face Seal N/A 1/8 in N/A Face Seal N/A 0 to 11200 psig0 to 772 bar
6L-U-FR4 N/A Union N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Face Seal N/A 0 to 10000 psig0 to 690 bar
6L-U-FR8 N/A Union N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 1/2 in N/A Face Seal N/A 0 to 4300 psig0 to 296 bar
6L-U-FR12 N/A Union N/A 316L Stainless Steel N/A 3/4 in N/A Face Seal N/A 3/4 in N/A Face Seal N/A 0 to 3700 psig0 to 254 bar
6L-U-FR16 N/A Union N/A 316L Stainless Steel N/A 1 in N/A Face Seal N/A 1 in N/A Face Seal N/A 0 to 3000 psig0 to 206 bar
6L-U-FR4-FR2 N/A Reducing Union N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/8 in N/A Face Seal N/A 0 to 10000 psig0 to 690 bar
6L-U-FR8-FR4 N/A Reducing Union N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 1/4 in N/A Face Seal N/A 0 to 4300 psig0 to 296 bar
6L-BU-FR4-1.82 N/A Bulkhead Union N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Face Seal N/A 0 to 10000 psig0 to 690 bar
6L-BU-FR4 N/A Bulkhead Union N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Face Seal N/A 0 to 10000 psig0 to 690 bar
6L-BU-FR8-2.14 N/A Bulkhead Union N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 1/2 in N/A Face Seal N/A 0 to 4300 psig0 to 296 bar
6L-BU-FR8 N/A Bulkhead Union N/A 316L Stainless Steel N/A 1/2 in N/A Face Seal N/A 1/2 in N/A Face Seal N/A 0 to 4300 psig0 to 296 bar
6L-BW-FR4-TB4-1.95 N/A Bulkhead to Tube Butt Weld N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Tube Butt Weld N/A 0 to 5100 psig0 to 351 bar
6L-BW-FR4-TB4 N/A Bulkhead to Tube Butt Weld N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/4 in N/A Tube Butt Weld N/A 0 to 5100 psig0 to 351 bar
6L-RU-FR4-FR2 N/A Female Reducing Union N/A 316L Stainless Steel N/A 1/4 in N/A Face Seal N/A 1/8 in N/A Face Seal N/A 0 to 10000 psig0 to 690 bar
Unit of Measure
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