Vanguard Products Corp. - Danbury, CT
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer of standard & custom FDA approved material O-rings including hygienic beverage/NSF/FDA O-rings. Available in natural rubber, isoprene elastomer, epichlorohydrin, neoprene, silicone, EPDM, fluorosilicone, fluorocarbon, nitrile, medical grade silicone & food grade materials. O-rings are used in electronics, electrical equipment & food processing equipment, automotive electrical enclosure, medical equipment, cellular telecommunications, water purification systems & dairy fluid handling applications. Capabilities include prototyping, in-house compounding & mixing, bonding, splicing, cutting, molding, bagging & packaging. Made in the USA.
www.vanguardproducts.com/custom-rubber-sili...

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 Beverage/NSF/FDA O-Rings Products
	Standard Size O-Rings (Nominal Dimensions)

Columbia Engineered Rubber, Inc. - Dayton, OH
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO/TS 16949 certified manufacturer & distributor of standard, metric & custom o-rings. O-rings available in a variety of materials with varying chemicals exposures, pressures & temperatures. Specialty compounds include NSF 61 & USP Class VI certified, FDA compliant & to military specifications. Applications include automotive, plumbing, medical, food & beverage, defense, hydraulic & pneumatic & general industrial markets. JIT delivery available.
www.columbiaerd.com/orings.html

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...

Hygienic Beverage/NSF/FDA O-Rings Capabilities
	Compression Molding Services Transfer Molding Services Injection Molding Services

Arizona Sealing Devices, Inc. - Chandler, AZ
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom FDA approved material & hygienic beverage/NSF/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

Parco, Inc. - Ontario, CA
Distributor, Manufacturer, Custom Manufacturer
ISO/TS 16949:2002, ISO/IEC 17025:2005 & AS/EN9100B certified manufacturer of standard & custom NSF & FDA approved hygienic beverage O-rings made from EPDM. Internally lubricated hygienic beverage O-ring provides resistance to swelling in chloramine-treated drinking water. Meets ASTM standards.
www.parcoinc.com/water-filtration.php

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

Koch Membrane Systems Inc. - Wilmington, MA
Manufacturer
ISO 9001 certified manufacturer of membranes and membrane systems that concentrate, purify, and clarify beverages. Applications include pretreatment for beverage water, with hollow fiber ultrafiltration providing purification in a compact package that resists particulate buildup.
www.kochmembrane.com/Industrial-Life-Scienc...

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

SealingLife Technology - Lexington, KY
Distributor, Service Company
Distributor of hygienic o-rings. Standard compounds used include BUNA, viton, silicone, EPDM, neoprene & fluoro-silicone. FDA, USP Class 6, 3A, military & aerospace approved. Customized compounding is also available.
www.sealinglife.com/products.html

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

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 - 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.

FloDynamix - a Div. of NuGenTec - Emeryville, CA
Manufacturer, Service Company
ISO 9000 certified custom manufacturer of Gumlast® perfluoroelastomer parts including hygienic beverage, NSF & FDA approved material & military specification compliant O-rings. 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. 3-A & USP Class VI compliant.
Brand Names: FloDynamix, Gumlast

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.

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.

Rubber, Plastic, Metal Products - Rancho Santa Margarita, CA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of molded, extruded, die cut, & lathe cut rubber, plastic, & sponge products. Custom or standard O-rings & O-ring seals to meet ASTM, FDA, military specification, hygienic beverage, NSF 61, & other standards.

ROW, Inc. - Addison, IL
Manufacturer, Custom Manufacturer
Manufacturer of hygienic beverage/NSF/FDA O-rings & gaskets for cam & groove couplings used primarily for sealing corrosive fluids. Products combine silicone, fluoroelastomer or EPDM encapsulated with FEP or PFA. O-rings operating temperatures to 500 degrees F. (260 degrees C.)

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.

Simolex Rubber Corporation - Plymouth, MI
Manufacturer, Custom Manufacturer
Manufacturer & fabricator of custom rubber extruded & molded goods, including o-rings of FDA approved material & o-rings that meet a number of industry standards, including hygienic beverage/NSF/FDA, hygienic FDA/3A, & hygienic U.S. Pharmacopoeia Class VI-XXII/FDA.

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.

Fluid Connector Products, Inc. - Portland, OR
Distributor, Custom Manufacturer
Stocking distributor of O-rings including chemical resistant hygienic beverage/NSF/FDA O-rings. Hygienic beverage/NSF/FDA O-rings are available with 30 shore A to 95 shore A hardness & operating temperature up to 608 degrees F. Hygienic beverage/NSF/FDA O-rings are suitable for transportation, semiconductor & chemical processing, aerospace & oil field applications.
Brand Names: Parker

R.L. Hudson & Co. - Broken Arrow, OK
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of O-rings including hygienic beverage/NSF/FDA 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.