BRAND: OPW/ SWAGELOK/ MIDSTATE PART NUMBER: LB36 QUICK CONNECT ONE WAY CHECK VALVE THREADS: MALE 5/8" O-RING 7/8"-14 THREAD FUEL TYPE: COMPRESSED NATURAL GAS WORKING PRESSURE: 3600 PSI Please contact us if there is any issue with your item BEFORE leaving feedback so we can ensure that you're completely satisfied with your purchase. Our goal is nothing short of customer satisfaction.Feel free to contact us via the eCRATER messaging system. Please only contact us by clicking on the "Ask A Question" link on the eCRATER listing. All inquiries will be answered as promptly as possible.Except as expressly set forth in the item description, seller makes NO EXPRESS OR IMPLIED warranties of any kind whatsoever about this merchandise.Seller is not responsible for consequential, incidental or punitive damages of any kind whatsoever, Seller's liability is limited to the amount paid by Buyer including shipping/handling charges.Feel free to ask us about conversion kits for almost anything, including trucks, cars, generators, tractors, boats, motorcycles, RVs, etc. We can build a kit to convert almost any engine!Payments Accepted: Visa/MasterCard, Amex, DiscoverSign up for PayPal; the fast, easy, and secure way to pay online. WARNING:This product can expose you to chemicals including Lead and lead compounds, which are knownto the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov. WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the state of California to cause cancer. www.P65Warnings.ca.gov. WARNING: These products contain a chemical known to the state of California to cause cancer and birth defects or reproductive harm. www.P65Warnings.ca.gov.