This fractional all metal push-to-connect fitting meets the standards for 2011/65/EC, DI : RoHS, 94/9/EC (ATEX ), ISO 14743: PED, REACH, 193, UL94 V-0: FDA, has a length of 2 1/32 inch, and is designed for: air, grease, lubricant, non-potable water. It has an operating temperature of -4 Degrees F to 302 Degrees F and is resistant to abrasion, corrosion and is made of brass with a nickel-plated finish. In addition, it is a straight connector, with an imperial system of measurement.