Precision Associates, Inc. - Minneapolis, MN
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom O-Rings in FDA/3A/NSF/USP VI approved materials. FDA compounds include Nitrile, Viton®, EPDM, Silicone, neoprene, butyl, SBR & HNBR polymers. In-house tool shop produces custom size molds & parts. Large inventory is available.
catalog.precisionassoc.com/category/precisi...

Hygienic FDA/3A O-Rings Products
	Standard Size O-Rings (Nominal Dimensions)

Ace Seal, LLC - San Jose, CA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard & custom FDA approved material, hygienic beverage/NSF/FDA, hygienic FDA/3A & hygienic US pharmacopoeia VI-XXII/FDA O-rings. Materials include Buna/Nitrile (N, NBR, BUNA-N), ethylene-propylene (EP, EPR, EPDM) & silicone. O-rings are available in cross-sections from 1/16 in. to 1/4 in., IDs from 1/32 in. to 26 in. & ODs from 3/32 in. to 26-1/2 in. O-rings are also available in metric & JIS specifications. QS 9000 & ISO 9002 approved.
www.aceseal.com/o-rings.html

Ames Rubber Manufacturing Company - Los Angeles, CA
Manufacturer, Custom Manufacturer, Service Company
Specialty O-rings in standard & custom sizes. FDA, NSF ingredients.
amesindustrial.thomasnet.com/item/all-categ...

Arizona Sealing Devices, Inc. - Chandler, AZ
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom hygienic FDA/3A & hygienic US Pharmacopoeia class VI-XXII/FDA O-rings. Materials used include Buna-N, Viton®, ethylene propylene, silicone, fluorosilicone, Aflas®, butyl & polyurethane. Available in metric & standard sizes. O-rings can be customized as per ID, OD, cross section & thickness specifications. O-rings such as commercial & military O-rings & non-standard O-rings are also available.
www.azseal.com

Delmar Company - Lakeville, MN
Custom Manufacturer
Custom manufacturer of FDA, 3A & USP Class V1-XXII approved hygienic O-rings. Materials used include Viton®, EPDM, silicone & PTFE. Capabilities include die-cutting & water-jet cutting. Markets served include chemical processing, power plants, foundries, food, dairy & beverage, valve repair houses, ethanol industry, automotive, agriculture, aerospace/aviation, process piping, OEM/MRO, utility companies, medical, pharmaceutical, semiconductor, telecommunications, boiler/pump manufacturers, water/wastewater, packaging, HVAC, machine builders, refineries, marine/biology & canning companies.
www.delmarcompany.com/fda_approved_products...

Marco Rubber & Plastic Products, Inc. - Seabrook, NH
Distributor, Manufacturer, Custom Manufacturer, Manufacturers' Rep, Service Company
Distributor of FDA approved material O-rings including hygienic FDA/3A O-rings, hygienic beverage/NSF/FDA O-rings & hygienic pharmacopoeia class VI-XXII/FDA O-rings. Types of O-rings include metric, special, MS, AS, AN, AMS. NAS, 2-size, AS568, JIS & BS O-rings. Materials for O-rings include perfluoroelastomer, Simriz®, Chemraz®, Viton®, PTFE, silicone, Buna-N, EPDM, fluorosilicone, neoprene & urethane. Services include groove designing, failure analysis, materials selection & fluid compatibility analysis. Industrial market served. Military specification O-rings are also available.
Brand Names: DuPont, Greene Tweed, International Seal, Parco, Parker Seals
www.marcorubber.com/orings.htm

Quality Seals, Inc. - Union, NJ
Distributor
Stocking distributor of hygienic beverage/NSF/FDA/3A approved O-rings. Specifications include 1/32 in. to 21 in. nominal ID, 3/32 in. to 21 1/2 in. nominal OD, 1/32 in. to 1/4 in. nominal width & 0.0003 cu. in. to 3.97 cu. in. volume. Various materials used include Buna-N®, ethylene propylene, silicone, fluorosilicone, fluorocarbon rubber or Viton®, PTFE & Neoprene®. O-rings can be used with internal straight thread fluid connection bosses & tube fittings.
www.qualityseals.com/orings.html

Sealing Devices Inc. - Lancaster, NY
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2000 certified custom manufacturer & distributor of hygienic US pharmacopoeia class VI-XXII/FDA, hygienic FDA/3A, hygienic beverage/NSF/FDA, FDA approved material O-rings. O-rings are made from elastomers, hollow & solid metals, plastics & PTFE materials. Specifications of O-rings include nominal widths ranging from 1/32 in. to 1/16 in., nominal ID ranging from 1/32 in. to 5/16 in., nominal OD ranging from 3/32 in. to 7/16 in. & temperatures ranging from -100 degrees F to 600 degrees F. O-rings are suitable for sealing liquids, gases & solids. Meets AS568A, AMS, NAS standards & Mil-Specs.
Brand Names: Chomerics, DuPont, GRAFOIL, Quad-Ring, SD, Simrit
www.sealingdevices.com/products/o-rings

Lansco Manufacturing - Chagrin Falls, OH
Manufacturer, Custom Manufacturer, Service Company
Manufacturer O-rings. Includes high temperature & metric seals, ASTM, abrasion resistant, chemical resistant, custom, elastomeric, encapsulated, FDA approved, fluoroelastomer, fluorosilicone, high pressure, high temperature, high tolerance, hollow, hygienic, metric, microminiature, neoprene, nitrile, perfluoroelastomer, polyurethane, silicone, spliced, SBR, PTFE, vinyl, & Viton® O-rings.
www.lanscomfg.com/index.html

Coast Rubber & Gasket, Inc. - Burlington Township, NJ
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer & distributor of rubber extrusions various types of gaskets including O-rings, packing, piston, sealing, plastic & rubber rings. Also supply rubber & rubber-covered rolls. Die cutting services also available.
www.coastrubberandgasket.com/products.html

S & H Rubber, Inc. - Fullerton, CA
Custom Manufacturer
Manufacturer of custom fabricated rubber products such as FDA approved material O-rings including hygenic beverage/NSF/FDA/3A & US pharmacopoeia class VI-XXII/FD O-rings. Products are fabricated by compression, transfer, injection & liquid injection molding processes. Materials include elastomers, natural rubber, gum rubber, silicone, perfluoroelastomer, cellular rubber, Buna-N, butyl rubber, fluoroelastomer, fluoropolymer, nitrile rubber, red rubber, sponge rubber, hard rubber, urethane & polyurethane. Capabilities include cryogenic deflashing, die cutting, punch presses, buffing & hand trimming. Markets served include aircraft, automotive, industrial & commercial.
www.shrubber.com/O-Rings.html

RT Dygert International - Niles, IL
Distributor, Custom Manufacturer
ISO 9001:2000 certified distributor of O-rings such as FDA approved material O-rings, hygiene beverage/NSF/FDA O-rings, hygiene FDA / 3A O-rings, polyurethane O-rings, & / coated O-rings. Molding technology includes compression, vacuum compression, transfer, injection, lathe cutting, extrusion, PTFE molding, rapid prototyping, & production tooling. Value added services such as JIT kitting, bar coding, audit bin stocking, subassembly, parts washing, chlorination, material selection & development, & electronic data interchange (EDI). Industries served include fluid power, chemical, beverage, agriculture, & plumbing.

Mid-Atlantic Rubber - Baltimore, MD
Distributor, Manufacturer, Custom Manufacturer, Manufacturers' Rep, Service Company
Manufacturer & distributor of o-rings including ASTM, hollow, hygienic beverage, semiconductor, polyurethane, vinyl, chemical resistant, high pressure, temperature & tolerance o-rings. Also include fluoroplastic seals & molded ring packing.

R.L. Hudson & Co. - Broken Arrow, OK
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of hygienic FDA/3A approved O-rings. O-rings are available in various designs & sizes & materials including metals, plastics & rubber. Hydraulic & pneumatic cylinder seals, specialty seals, flat gaskets & rapid lip shaft seals are also available. Applications include appliances, agricultural & heavy equipment, vehicles & engines, marine, outdoor power equipment & recreational vehicles.

All Seals, Inc. - Santa Ana, CA
Distributor, Manufacturer, Custom Manufacturer
Manufacturer & distributor of O-rings including FDA approved material O-rings, hygienic beverage, hygienic NSF, hygienic 3A & hygienic US pharmacopoeia class VI-XXII. Standard, custom & metric sizes available. Technical service & application assistance available.

RT Dygert International - Edina, MN
Distributor, Custom Manufacturer
ISO 9001:2000 certified distributor of O-rings such as FDA approved material O-rings, hygiene beverage/NSF/FDA O-rings, hygiene FDA / 3A O-rings, polyurethane O-rings, & / coated O-rings. Molding technology includes compression, vacuum compression, transfer, injection, lathe cutting, extrusion, PTFE molding, rapid prototyping, & production tooling. Value added services such as JIT kitting, bar coding, audit bin stocking, subassembly, parts washing, chlorination, material selection & development, & electronic data interchange (EDI). Industries served include fluid power, chemical, beverage, agriculture, & plumbing.

E.T. Associates - Hartford, CT
Distributor, Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer & distributor of FDA approved material O-rings including hygienic beverage/NSF/FDA & hygienic FDA/3A O-rings. Types of O-rings include molded, spliced, encapsulated & cord type O-rings. Available in standard, non-standard & metric sizes. O-rings are also available in Military Spec. grade materials.

Thiessen Rubber - Stockton, CA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer & distributor of O-rings including hygienic FDA/3A, hygienic beverage/NSF/FDA & hygienic US pharmacopoeia class VI-XXII/FDA O-rings. O-rings are made from EPR, neoprene, silicone, fluorosilicone, PTFE, fluoroelastomer, perfluoroelastomer, urethane, polyurethane, styrene-butadiene, Viton®, nitrile & Buna-N®. Other types of O-rings include square cut, vulcanized, spliced, molded, conductive, encapsulated, high pressure, high temperature, high tolerance, metric & military specification O-rings. O-ring kits, gaskets, X-rings, back-up rings, rubber parts, hose & belting are also available.

Seal & Design, Inc. - Clarence, NY
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO/TS 16949:2002 certified manufacturer & distributor of O-rings including ASTM molded O-rings, FDA approved material O-rings, hygienic beverage/NSF/FDA O-rings & military specification O-rings. Materials include Viton®, Buna-N, silicone, Chemraz®, EPDM, PTFE & neoprene. Services include packaging, bar coding & private labeling. Capabilities include CNC machining, high speed die cutting & in house bun skiving & laminating. Markets served include automotive, electronics, aerospace, defense, power generation, copier, hydraulics, filtration, pump, valve, compressor, medical & lighting. UL® approved.

FloDynamix - a Div. of NuGenTec - Emeryville, CA
Manufacturer, Service Company
ISO 9000 certified custom manufacturer of Gumlast® perfluoroelastomer parts including hygienic US pharmacopoeia class VI-XXII/FDA/3A & ASTM molded O-rings & seals. Available with -85 degrees C to +320 degrees C operating temperature. Valve stem packing, low closure force & metal detectable seals & custom shapes are also available. Industries served include oil & gas, chemical processing & electronics.
Brand Names: FloDynamix, Gumlast

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.

KMC Seal Co., Ltd. - Brisbane, CA
Distributor, Manufacturer, Custom Manufacturer
Manufacturer & distributor of JIS metric Buna, Viton®, EPDM & silicone O-rings. PTFE back-up rings, joint-vulcanized O-rings, watch miniatures, grommets, diaphragms, custom-molds & FDA-approved O-rings made to specs. in any material.

O-Rings, Inc. - Los Angeles, CA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Broad Range Of Commercial Grade O-Rings From QS/9000, ISO 9001 Manufacturing Facilities. Standard AS568A Sizes, Custom Sizes & Custom Molded Shapes. O-Ring Applications Include Plumbing, Food Services, Radiation Resistance, Plastic Contracts, Rocket Propellants & ASTM Compounds

Grainger Industrial Supply - Locations
Distributor
Distributor of custom o-rings in a variety of measures. Available o-ring shapes include round, rectangular & quattro. O-ring specifications include fractional widths ranging from 1/8 in. to 1 in., inside dia. ranging from 3/4 in. to 9 in. & a variety of outside dia. Materials used include Buna N, Viton, EPDM, silicone, Buna, PTFE, Hytrel, neoprene, FEP with silicone core, FEP with Viton core, glass filled nylon, polyurethane & Viton ETP. Available in a variety of colors, effective temperature ranges & durometer ratings. O-rings meet SAE J200 & ASTM D2000 standards. Services include 24-hour emergency order response services, inventory management services, safety services, repair and replacement programs, hazardous recycling services and storage/material handling equipment services. 1 year warranty.

MedPlast, Inc. - Tempe, AZ
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2000, ISO 13485 & ISO/TS 16949 certified custom manufacturer of O-rings in NSF, FDA, pharmacopoeia class VI-XXII materials for hygienic & beverage applications. Formulate, compound, & test a diverse array of elastomers including silicone, fluorocarbon, NBR, SBR, EPDM, chloroprene, polyisoprene, chlorobutyl, vamac, natural rubber, urethane & other specialty elastomers. Full product assembly including box build. Full product development & contract manufacturing services. Product design, tooling, rubber & plastic molding & value-added finishing & assembly capabilities. Services including heat staking, screen printing, hot stamping, shielding, solvent bonding, ultrasonic welding, painting, decorating, assembly, packaging & leak & flow testing. Offices located worldwide.