Eaton - Hydraulic Hose Male Straight Thread O-Ring Fitting: 8 mm, 3/4-16 - 69852978 - MSC Industrial Supply
Sae Straight Thread O-ring Boss (orb), Sae J514, J1926/1, J1926/3, Iso 11926-1, Iso 11926-3 - Explore China Wholesale O-ring Boss and | Globalsources.com
316 Stainless Steel, Male O-Ring Face Seal x Male SAE-ORB, Straight Thread Connector - 1XCJ5|8 F5OLO-SS - Grainger
H5315X12 - Straight Thread O-Ring Connector 3/4 Inch Tube O.D. To 3/4 Inch Port Size - Paris Supply, LLC
Brennan Industries 6464-10-10-O Steel Straight Tube Fitting, 7/8"-14 SAE ORB x 7/8"-14 SAE ORB Thread, 5/8" Male O-Ring Boss x 5/8" Male O-Ring Boss: Amazon.com: Industrial & Scientific