AF W184-12-12-3/4 Female O-Ring Boss (1-1/16''-12 Threads) X 3/4 Code 62 Flange (.937'' x 2'' Bolt Pattern) with O-Ring Groove 90: Amazon.com: Industrial & Scientific
RF, FF, RTJ Flange Face and Finish
Ideal Vacuum | ASA 4 Inch Fixed Bored Flange with O-Ring Groove, 9 in. OD, 7.5 in. BCD, 6.02 in. Bore, 0.750 in. Hole dia, 4 holes.
Ideal Vacuum | ASA 4 Inch Blank Flange with O-Ring Groove, 9 in OD, 7.5 in BCD, 0.750 in Dia, 8 Holes
Ring Grooves | Gagemaker
Ring Type Joint Flange Manufacturers, ASME B16.5 RTJ Flange
RTJ Face Dimensions and Flange Tolerances - Texas Flange
Ideal Vacuum | ASA 1 Inch Blank Flange with O-Ring Groove, 4.25 in OD, 3.125 in BCD, 0.625 in Dia, 4 Holes
Ideal Vacuum | ASA 2 Inch Blank Flange with O-Ring Groove, 6 in OD, 4.75 in BCD, 0.750 in Dia, 4 Holes
Ring Type Joint Flange
Static O-Ring Face Seal Groove Design Guide
What is a ring type joint flange? - www.pipelinedubai.com
AF W48-16-16-1 Female O-Ring Boss (1-5/16''-12 Threads) X 1 Code 62 Flange (1.093'' x 2.25'' Bolt Pattern) with O-Ring Groove: Amazon.com: Industrial & Scientific
Ideal Vacuum | ASA 6 Inch Blank Flange with O-Ring Groove, 11 in OD, 9.5 BCD, 0.750 Hole dia, 8 holes.
China API Ring Groove Digital Caliper Rtj Ring Groove Vernier Calipers Joint Flange Gasket Seal Groove Forged Steel Ball Valves - China API, Ring Groove Caliper