Same-Day Shipping
Machrio
321 Stainless Steel Spiral Wound Gasket, 4.5" Thick, 25" OD, PN 16

Hover to zoom

Industrial · SKU: AE0247471

321 Stainless Steel Spiral Wound Gasket, 4.5" Thick, 25" OD, PN 16

This spiral wound gasket is engineered for high-pressure sealing in demanding industrial piping and flange applications. It features a 321 stainless steel winding for excellent corrosion and heat resistance, combined with a fluoropolymer filler for chemical compatibility. The gasket is constructed to a thickness of 4.5 inches with a 25-inch outer diameter, rated for PN 16 service. It is suitable for both indoor and outdoor use, providing a reliable, long-lasting seal that meets rigorous industry standards.

Contact for Availability
$99.99
Request Quote

Free Shipping $200+

On qualifying orders

Fast DDP Delivery

Door-to-door service

24/7 Support

Expert assistance

Product Description

Overview

This industrial-grade spiral wound gasket is engineered for high-integrity sealing in demanding piping and pressure vessel applications. It is designed to create a reliable, leak-tight seal between flanges in systems handling elevated pressures, temperatures, and aggressive media. The construction utilizes a robust combination of metal and filler materials, resulting in a gasket suitable for critical service where performance and safety are paramount.

Key Features

Constructed with a winding of 321 stainless steel for superior corrosion and heat resistance Features a fluoropolymer filler material for broad chemical compatibility and sealing resilience Built to a standardized dimensional specification for precise flange fit and interchangeability Rated for PN 16 pressure class service, suitable for high-pressure applications Suitable for both indoor and outdoor installation environments Provides a robust, long-lasting seal that compensates for minor flange irregularities

Specifications

Standards: Meets Industry Standards Chemical Base: Fluoropolymer Sealant Type: Gasket Indoor/Outdoor Use: Both Paintable: No Nominal Size: 25 inches Outer Diameter: 25 inches Thickness: 4.5 inches Pressure Rating: PN 16 Primary Metal: 321 Stainless Steel Filler Material: Fluoropolymer Pack Quantity: 1 unit

Applications

Sealing flanges in chemical and petrochemical processing pipelines High-pressure steam systems and power generation facilities Heat exchangers, reactors, and pressure vessels in industrial plants Refinery and offshore oil and gas piping connections Applications requiring a seal resistant to thermal cycling and vibration

Related Products

8 products

Frequently Asked Questions

What are the key specifications of 321 Stainless Steel Spiral Wound Gasket, 4.5" Thick, 25" OD, PN 16?
Full specifications for 321 Stainless Steel Spiral Wound Gasket, 4.5" Thick, 25" OD, PN 16 are listed in the specification table on this page. This product is in the Caulks & Sealants category.
What is the minimum order quantity and bulk pricing for 321 Stainless Steel Spiral Wound Gasket, 4.5" Thick, 25" OD, PN 16?
The minimum order quantity is 1 unit(s). Unit price starts at $99.99.
What is the lead time and availability for 321 Stainless Steel Spiral Wound Gasket, 4.5" Thick, 25" OD, PN 16?
Contact us for current availability.