Amazon.com: HF 1CF43-22-12 - Parker 1CF43-22-12 Fitting 3/4'' Hose X M30X2.0 (22MM TUBE) Female Metric L - Swivel - 90° Elbow (24° Cone with O-Ring DIN) : Industrial & Scientific
Scuba Standard 7/8inch UNF DIN Valve Neck Polyurethane 116 O-Ring (10 pcs) [Bonus O-Ring Pick]: Amazon.com: Tools & Home Improvement
Amazon.com: DONAU 3733001PL-01 Ring Binder Black | 4-O-Ring Mechanism 20 mm DIN A4 Ring Binder Cardboard / Plastic | Made of 1.9 mm Thick Cardboard with Eco PP 100µ | Pack of 10 : Everything Else
Metalsub Viton Din Adapter O-ring One Size: Amazon.com: Industrial & Scientific
Amazon.com: Scuba Standard 7/8inch UNF DIN Valve Neck Viton 116 O-Ring (10 pcs) [Bonus O-Ring Pick] : Sports & Outdoors