Custom and Stannard O-Ring Manufacturer & Supplier in New York City, New York

SantopSeal is a trusted O-ring manufacturer and supplier in New York City, New York, USA, providing standard and custom O-ring sealing solutions for industrial, commercial, and OEM applications. We manufacture high-performance O-rings designed to prevent leakage of liquids and gases across a wide range of operating environments.

Serving customers across New York City, New York and nationwide, SantopSeal supplies general-purpose, FDA-compliant food-grade, and USP Class VI medical-grade O-rings, manufactured from premium elastomers to meet strict performance and regulatory requirements.

Our Products

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High-Performance O-Ring Materials We Offer

We manufacture standard and custom O-rings using a wide range of elastomeric and thermoplastic materials to match temperature, chemical, and mechanical demands:
Santoprene™ TPV O-Rings: Combining vulcanized EPDM rubber with thermoplastic processing advantages, Santoprene™ TPV O-rings offer excellent flexibility, UV resistance, chemical resistance, and durability across a wide temperature range.
Nitrile (NBR / Buna-N) O-Rings: Ideal for oil, fuel, grease, and hydraulic applications. NBR O-rings are widely used in automotive, industrial, and fluid power systems.
EPDM O-Rings: Outstanding resistance to weather, ozone, steam, and water. EPDM O-rings are commonly used in HVAC, plumbing, and outdoor sealing applications.
Viton® (FKM) O-Rings: Fluoroelastomer O-rings designed for high-temperature and aggressive chemical environments, including solvents, fuels, and oils.
Silicone O-Rings: Flexible, temperature-resistant, and available in FDA-grade and medical-grade options for food, beverage, medical, and pharmaceutical use.

Additional Materials Available

  • Neoprene
  • Kalrez® (FFKM)
  • Parker
  • PTFE(Teflon)
  • Fluorosilicone (FVMQ):
  • TPE
  • HNBR
  • Butyl Rubber

SantopSeal specializes in custom-manufactured O-rings, produced to exact customer specifications for our customers in New York City, New York. We offer:

  • Standard AS568 sizes and metric sizes
  • Custom diameters and cross-sections
  • Durometer hardness from 30 Shore A to 90 Shore A
  • Solid or sponge O-rings
  • Black, white, natural, or custom colors
  • Square, rectangular, X-profile, or custom cross-section designs

O-Ring Cord Stock Manufacturing

In addition to molded O-rings, SantopSeal manufactures O-ring cord stock in multiple profiles:

  • Round
  • Square
  • Rectangular
  • X-profile
  • Custom profiles

Cord stock is available in roll form or custom cut-to-length, including solid and sponge cord options with low-to-medium density, ideal for field-fabricated or large-diameter sealing applications.

Why Choose SantopSeal O-Rings in New York City, New York?

  • Broad Material & Grade Selection
  • From chemical resistant to FDA-approved, NSF-certified, and USP Class VI medical-grade materials.
  • Regulatory Compliance
  • O-rings compliant with FDA, NSF 51, NSF 61, RoHS, REACH, USP Class VI, and other applicable standards.
  • Custom Sizes & Fast Turnaround
  • Flexible order quantities, rapid prototyping, and short lead times supported by local manufacturing.
  • Designed for resistance to abrasion, oils, chemicals, UV exposure, steam, pressure, and aging.
  • Local Manufacturing Advantage
  • Responsive service, quality control, and reduced lead times across New York City, New York and the USA.

Industries We Serve

  • Automotive & Transportation
  • Chemical Processing
  • Food & Beverage
  • Medical & Pharmaceutical
  • Oil, Gas & Petrochemical
  • Aerospace & Defense
  • Electronics & LED Lighting
  • Plumbing & Drinking Water Systems
  • HVAC & Utilities
  • Renewable Energy (Wind & Solar)
  • Marine & Construction
  • Industrial Machinery & Equipment

Get a Free Quote or Sample Today

Looking for reliable standard or custom O-rings in New York City, New York? SantopSeal offers free samples, engineering support, and competitive pricing to help you select the right sealing solution for your application.

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