Ace Seal, LLC - San Jose, CA (Serving Colorado)
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard & custom O-ring & O-ring fluoroplastic PTFE seals. Seals are available as gaskets & O-rings. O-ring materials include Buna-N, nitrile, Viton®, silicone, ethylene, propylene, polyurethane, neoprene, chloroprene, fluorosilicone, butyl, Aflas®, EPDM & PTFE. Types of gaskets include lathe cut, water jet cut & die cut gaskets. O-rings are available in IDs from 1/32 in. to 26 in. & ODs from 3/32 in. to 26-1/2 in. Same day shipping services are available. QS 9000 & ISO 9002 approved.
www.aceseal.com/o-rings.html

Western Rubber & Supply, Inc. - Livermore, CA (Serving Colorado)
Custom Manufacturer
ISO 9001 certified manufacturer & distributor of standard & custom O-ring seals. Materials include nitrile, neoprene, butyl, EPDM, silicone, fluorocarbon, polyacrylate, HNBR, fluorosilicone & aflas. Features include durometer hardness up to 70, ID ranging from 0.029 in. to 25.940 in. & width from 0.040 in. to 0.275 in. Boss seals are available with ID up to 2.337 in. & width up to 0.118 in. Services include slitting, laminating, hand fabrication, die cutting, kiss cutting, extrusions & vibration isolation & packaging.
www.westernrubber.com/products/standard-mol...

Porter Seal Denver - Centennial, CO
Distributor, Custom Manufacturer
Distributor of standard & custom metric O-ring seals. Available in materials including synthetic rubber, Buna-N, EPDM, silicone, Viton®, nitrile, Aflas®, fluorosilicone, Kalrez®, red rubber, neoprene, open & closed cell neoprene sponge rubber & silicone sponge rubber. Other molded rubber products such as O-rings, extrusions, O-ring cords & O-ring kits are also available.

Harwal - Denver, CO
Distributor
Distributor Of Seals. Types Of Seals Include End Caps, Rotary Shaft, Gamma & Wiper.

Gates Corporation - Denver, CO
Manufacturer, Custom Manufacturer
Manufacturer a full line of O-rings, couplings & adapters for hydraulic or industrial transfer applications, including acid-chemical, air, water, food & beverage, oilfield, petroleum, material handling, pressure washer, steam, multi-purpose, marine & special applications.

Rocket Seals - Denver, CO
Distributor, Manufacturer, Custom Manufacturer, Service Company
Distributor of seals such as fastener seals, flange seals, O-ring seals, rotary seals, & rotary shaft seals. Types include hydraulic seals, pneumatic seals, metric seals, V-packings, wear rings, oil seals, braided packing, mechanical seals, & cylinder kits. Come in a wide range of inner & outer diameters & thicknesses. Same day shipping is available for most products. Markets include hydraulic & pneumatic cylinder repair shops, operation plants, OEM, & maintenance shops.