Johnson Centrifugal Technology - Saukville, WI
Manufacturer, Custom Manufacturer
Custom manufacturer of sealing rings. Rings are made of materials including pure copper, stainless steel, aluminum & alloys. Applications include medical imaging, power generation, valves, hydroelectric facilities, steam turbines, electrical motor rotor components, magnetic motor cores & different naval & power industrial contact motors. Markets served include medical, metal & plastic forming, pumps, defense & mineral processing, petrochemical, hydroelectric & processing industries.
www.johnsoncentrifugal.com/aluminum.htm

United Ring & Seal, Inc. - Easton, PA
Manufacturer, Custom Manufacturer
Manufacturer of piston & seal rings available in angle, bearing seal, chemical resistant, concentric, expansion, friction, high temperature, jet engine, mechanical seal, plunger, pump, thrust & wire. Applications include power generation, aerospace, military, hydraulic, compressors & internal combustion. All alloys, cross-sections & end-joints available in 5/8 in. to 14 in. diameter. Expanding & contracting rings with any end joint used as nozzle seals, oil seals for bearings, pressure seals for valves & hydraulic applications as well as compression seals & oil control seals.
www.unitedringandseal.com/index.html

SealingLife Technology - Lexington, KY
Distributor, Service Company
Distributor of elastomeric sealing products.
www.sealinglife.com/products.html

Johnson Bros. Metal Forming Co. - Berkeley, IL
Manufacturer, Custom Manufacturer, Service Company
Manufacturers of rings, rims, bezels, hoops, clamps-assembled & plain, flanges & more. Produced by roll forming metal into:angles, channels, mouldings, profiles.(not tubing). At the end of that process, parts are bent inline into: rings, rims, bezels, hoops, clamps, or flanges. All metals are used, both nonferrous & ferrous, in both plain & prefinished. Post finishing is also provided, as well as any assembly & special packaging needs. Inline fabrications provided include: holes, slots, tabs, shear forms, end fabricating, perforating,embossing, insertion of other materials, identification & cut-to-length, along with the inline bending.
www.JohnsonRollForming.com/display.php/disp...

Smalley Steel Ring Co. - Lake Zurich, IL
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified, ISO/TS 16949:2002 certified, AS 9100 certified & ISO 14001:2004 certified manufacturer of standard & custom bearing seal & mechanical seal rings including metallic labyrinth laminar sealing & brazing rings. Range in standard sizes from 5/8 in. to 50 in. Types of laminar sealing rings include single turn & double laminar rings. Features include multiple rings in grooves. Materials used include 316 stainless steel, 302 stainless steel, carbon steel, Inconel®, Elgiloy®, A-286 & beryllium copper. Available with 1 year limited warranty.
www.smalley.com/retaining_rings/laminar_sea...

Allstates Rubber & Tool Corp. - Tinley Park, IL
Distributor, Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of O-rings including packing, piston, rubber & sealing rings. O-rings are available with ID ranging from 0.029 to 1.176, tolerances ranging from plus minus 0.003 to plus minus 0.006, & width ranging from 0.040 to 0.070.
products.allstatesrubber.com/viewitems/rubb...

Precision Associates, Inc. - Minneapolis, MN
Manufacturer, Custom Manufacturer
ISO 9001:2008 manufacturer & designer of standard & custom grommet rings, scraper rings, sealing rings & wiper rings. Materials used include Viton®, nitrile, EPDM or EPR, neoprene, Aflas®, perfluoroelastomer, styrene-butadiene rubber (SBR), silicone & fluorosilicone material.
Brand Names: Kurv-Bak
catalog.precisionassoc.com/category/product...

Sealing Rings Products
	8-Rings Kurv-Baks

MW Industries - Rosemont, IL
Manufacturer, Custom Manufacturer
ISO 9000, QS 9000, & TS 16949 certified. Custom & catalog rings. Standard or Metric. Up to 0.630 in. thick & up to 39.00 in. diameter. All materials, finishes, end types available.
www.mw-ind.com

Metallized Carbon Corp. - Ossining, NY
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified custom manufacturer of sealing rings made from carbon & graphite. Types include mechanical & radial seal rings. Various features include self lubricating, spring loaded & concave or convex sealing faces. Various applications include blenders, pumps, water turbines, mixers, heat exchangers & turbine compressors.
Brand Names: METCAR
www.metcar.com/

Sealing Rings Capabilities
	Custom Mechanical Seal Rings Custom Radial Seal Rings Custom Piston Rings, Rotary Joint Seals & Fiberglass Gathering Shoes

Zatkoff Seals & Packings - Farmington Hills, MI
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO 9000:2008 certified manufacturer & distributor of U.S. & metric seals & packings. Stocking distributor of: adhesives, rings, balls, bellows, compression packings, die cuts, seals, gaskets, lubricants, molded shapes, O-rings, piston rings, rod wipers, sealants, PTFE products.
Brand Names: Dichtomatik, Flex-A-Seal, Freudenberg-NOK, Gapi, John Crane, Kalrez, Lamons, Minnesota Rubber, NOK,...
www.zatkoff.com/catalog/productsel.asp?c=51...

American Casting & Manufacturing Corp. - Plainview, NY
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of metal rings used in sealing applications. Markets served include mfrs. of batteries, sporting goods, medical apparatuses, electronic components, telephones, pianos, laboratory furniture & x-ray machinery & utility companies, machine construction & design, construction & building industries.
www.americancasting.com/info-seal-tools-01-...

Freudenberg-NOK Sealing Technologies Simrit - Elgin, IL
Manufacturer, Custom Manufacturer
Manufacturer of FFKM, FKM, EPDM, silicone, nitrile, NBR, seals, plate seals, aerospace, mil., shaft seals, gaskets, diaphragms, perfluoroelastomer, fluoroelastomer and hydraulic seals.
Brand Names: CASCO, Freudenberg-NOK, International Seal, Quantum, Simrit, Xpress
www.fnst.com/

Astro-Tex Co., Inc. - Plano, TX
Distributor, Custom Manufacturer
Distributor of rings including O rings & sealing rings. Rings are available in various materials & durometers. Non-critical tolerance parts can be lathe cut from extruded rods & close tolerance parts can be ground to proper tolerances. Rings can be custom cut to specifications. Same day shipping can be done. JIT delivery available.
www.astrotex.com/lathe.htm

Met-Pro Environmental Air Solutions (Formerly Duall, Flex-Kleen & Systems Divisions) - Owosso, MI
Manufacturer, Custom Manufacturer
Custom manufacturer of sealing rings made from Nomex® & polyester.
catalog.mpeas.com/viewitems/controllers-par...

Elizabeth Carbide Components - Latrobe, PA
Manufacturer, Custom Manufacturer, Service Company
Cut, machine, grind, thread & polish to produce precision-crafted carbide, ceramic & tool steel parts. Precision parts include: valve seats, bearings, rings, bushings, knives, blades & wear parts.
www.ecarbco.com/wear.htm

Diamond Needle Corp. - Carlstadt, NJ
Distributor, Service Company
Distributor of rings including retaining, rubber, sealing & snap rings. On-time delivery.
www.diamondneedle.com/information.htm

Accurate Products, Inc. - Chicago, IL
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer of standard & custom rubber rings including sealing rings & O-rings. Available in different designs, colors, sizes & shapes. Materials include sheet rubber, open & closed cell sponge, silicone, polyurethane foam, cork, felt, non-asbestos sheeting, fibre & electrical grade paper. JIT delivery.
www.accurate-prod.com/rubber-o-rings/

A-1 Alloys - San Diego, CA
Distributor, Manufacturer, Custom Manufacturer
Custom manufacturer of aluminum, brass, copper, stainless, hi-temp & exotic alloys, titanium, precious metals & plastics. All shapes & sizes, tubing, foil, wire mesh & grating available.
www.a1alloys.com

Yates Industries - Locations
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified manufacturer & distributor of standard & custom rings including piston, packing & sealing rings. Rings are available in PTFE & Viton® materials. Capabilities include multiple boring billing, CNC machining, lathe, plastic injection molding & arm drilling. Industries served include steel mills, foundry, waste water treatment plants, water municipalities, transportation, amusement parks, railroads, mining, offshore oil processing & food & drug. Mounting style meets NFPA standards.
www.yatesind.com

Ace Seal, LLC - San Jose, CA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard and custom rings including sealing, U, V, wear and wiper rings. Capabilities include design engineering, fabricating, molding, single & multi-cavity tooling, lathe cutting, water jet cutting and die cutting. Suitable for various industries including aerospace, semiconductor, military, solar, industrial (OEM), food processing, electronics and medical. Inventory management and stocking programs available. QS 9000 & ISO 9002 approved.
www.aceseal.com/o-rings.html

Thomas Wire Die - Buffalo, NY
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 registered custom manufacturer of carbide components including corrosion resistant sealing rings. Specifications vary depending upon types & include 14.40 gm/cu. cm to 15 gm/cu. cm density, 250,000 psi to 260,000 psi transverse rupture & 550,000 psi to 690,000 psi compressive strength. On-time delivery.
www.thomaswiredie.com/carbide.html

Vynckier Enclosure Systems, Inc. - Houston, TX
Distributor, Manufacturer, Custom Manufacturer
ISO 9001 certified manufacturer of sealing rings. Products such as standoffs, coupling collars, base inserts, blank inserts, screws, handles, safety locks & hinges are also available. Meet IEC 439-1, IEC 529, EN 60439-1, EN 60529 & CSA standards. UL®, NEMA, AS, EExell & NIEB approved. RoHS compliant.
vynckierenclosures.thomasnet.com/item/apo-a...

Sealing Rings Products
	APO Accessories

Western Rubber & Supply, Inc. - Livermore, CA
Custom Manufacturer
ISO 9001 certified manufacturer & distributor of standard & custom O-rings & scraper rings used for sealing applications. O-rings are available in materials including 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. Services include slitting, laminating, hand fabrication, die cutting, kiss cutting, extrusions & vibration isolation & packaging.
www.westernrubber.com/products/standard-mol...

PSM Industries, Inc. - Locations
Manufacturer, Custom Manufacturer
ISO 9002:2000 & QS 9000 certified custom manufacturer of sealing rings. Types of rings include bearing seal, ceramic, concentric, contact, copper, forged & rolled steel, high temperature, iron & steel, precision ground, rolled, carbide, stainless steel, welded steel, weldless, titanium, valve set & wear rings.
www.superweartech.com/punches.html

Satori Seal Corp. - Rancho Cucamonga, CA
Distributor, Manufacturer, Custom Manufacturer
Standard & metric O-rings, custom molded seals & gaskets, rotary shaft oil seals, U-cups, standard & metric O-ring kits. Available materials: nitrile, fluorocarbon (Viton®), silicone, EPDM, neoprene, HNBR, polyacrylate & Vamac®.
www.satoriseal.com/products/products.htm