Repair Kit for 14253 Transfer Pump (Teledyne P421) - O-rings

Brand NOS Reference 14270NOS

The NOS Refill Station is designed for performance retailers in the business of refilling nitrous bottles or racers who use a substantial amount of nitrous oxide.

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Available from the manufacturer 2 in stock at factory
Expected delivery to you on Nov 13, 2026
This lead time is an estimate and may change due to circumstances beyond our control

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The NOS Refill Station is designed for performance retailers in the business of refilling nitrous bottles or racers who use a substantial amount of nitrous oxide. It's safe, easy, and quick; taking only a minute or two to accomplish. Gone are the days of freezing the receiving bottle overnight in order to get a full bottle the next day. The Refill Station comes complete with all the plumbing, hoses, gauge, valve, fittings, and bottle stand necessary to transfill nitrous from a mother cylinder to the receiving bottle instantly. It runs off your shop's compressed air and requires no electrical hook-up. NOS publishes a dealer network list of nitrous refill dealers throughout the U.S. and Canada. If you would like to be part of this service, call NOS at 270-781-9741 or visit www.nosnitrous.com

Key features

  • Rebuild Kit
  • For 14253NOS Pump

Technical specifications

  • Brand: NOS (Nitrous Oxide System PI)
  • Manufacturer part number: 14270NOS

Good to know

  • Refill Station will require three to four items not included in the kit: 1. A compressed air supply (80-100 PS PI) 2. Mother bottle (through local gas supplie PI) 3. Scale (as bottles are filled by weigh PI) 4. A water separator/filter (this will help pump service life. NOS offers a water separator with built-in pressure regulator/filter recommended for use with our pump. #14250NOS (shown on pump, not included with ki PI). WARNINGS: 1. For maximum pump life, driving air supply should contain a water separator and be filtered to 10 micron. 2. Loose connections will result in high pressure leaks and can cause serious injury or death due to displacing oxygen in room. 3. Do no exceed 100 psi driving air pressure. Pressures in excess of 100 psi can cause equipment damage and serious injury or death in the event of an explosion.

Important: this product runs on nitrous oxide (N2 PI), a gas we do not supply and which is currently difficult to obtain. It is your responsibility to find a local supplier of gas for professionals. NOS bottles do not comply with CE standards (they do not carry the PI mark): only CE-approved bottles may be used. European manufacturers offer bottles approved to contain this gas; please check the applicable standards and verify the manufacturer's origin and compliance before purchasing. NOS fittings are not metric (AN / NPT threads depending on the part numbe PI): plan for the adapters needed for your installation. Please comply with the regulations in force in your country.

Product family: Accessories and tools
Accessories + Misc. Miscellaneous Accessories
Produit mis à jour le: 2026-10-23 15:38:39