bmotiontechTrue 1/4" Male NPT X KF25 Flange Stainless Steel 304 Vacuum Adapter MNPT Brand New itemsTrue 1/4" Male NPT to KF25 Stainless Steel 304 Vacuum adapter, Good OEM replacementNPT thread strictly follow US standard60 degree taper angle18 thread per inchesSelf-sealing with PTFE tape or liquid sealantBeware of some china product, they are BSPT /PT thread standardDon't mate NPT with BSPT or PT, it will damage your equipmentAdapter KF-25 to 1/4 MNPT, Flange Size ISO-KF NW-16, Stainless SteelThese adapters are KF-25 to 1/4 in. MNPT pipe thread. They are commonly used to make connections between ISO-KF and 1/4 inch NPT-Female pipe. The ISO-KF flanges are often called quick flange fittings because they are quick to assemble. A circumferential clamp and centering ring form the vacuum seal between the connecting flanges (please see top right figure - click to enlarge). The centering ring contains a rubber elastomer o-ring. The standard sizes for quick flange fittings are KF-10, KF-16, KF-25, KF-40, and KF-50 with flange sizes NW-10, NW-16, NW-25, NW-40, and NW-50, respectively. They are made of corrosive resistant stainless steel.Specification:Adapter KF-25 to 1/4 in. NPT-M Pipe, Stainless SteelFlange Size: ISO-KF NW-25Pipe Thread: 1/4 in. NPT-maleEnd to End length 1.6" or 40 mmWe only accept PayPal on eCRATER, this means you can rest assured your order will be with you ASAP after your purchase. For your security we only despatch your order to the address you provide us via PayPal.As soon as you pay, eCRATER & PayPal will email you to let you know it's been received and as soon as we've shipped your order, we'll let you know by email that it has been despatched and the tracking number if applicable. "We want you to be 100% happy with your purchase and offer a 14 day "no quibble" guarantee"If you change your mind, or the purchase is not suitable, you may notify us to cancel the contract within 14 days after the day of receipt of item(s) and you have a duty to take reasonable care of the item(s) until we receive the item(s) back. Return posting costs will be at your expense.Any Questions?Please check this listing page carefully as the answer is usually there. If not, let us know and we'll try our hardest to reply within one working day. "" ( ) "" ( ) "" ( ) "" ( ) "" ( ) 3.1210525804bmotiontech32177928609016-04-2017 09:31:3316-04-2017 09:31:33On Apr-16-17 at 01:35:13 PDT, seller added the following information: