Same-Day Shipping
Machrio
ASME B16.20 Spiral Wound Gasket, 304/PTFE/304, 20" NPS 900LB

Hover to zoom

Industrial · SKU: AE0251928

ASME B16.20 Spiral Wound Gasket, 304/PTFE/304, 20" NPS 900LB

This ASME B16.20-2007 compliant spiral wound gasket is engineered for high-pressure sealing in demanding industrial piping and flange applications. The construction features a 304 stainless steel winding with a PTFE (polytetrafluoroethylene) filler, centered by an outer 304 stainless steel ring, suitable for both indoor and outdoor service. It is designed for a nominal pipe size of 20 inches with a 900LB pressure class rating, providing a reliable seal in systems requiring chemical resistance and thermal stability.

Contact for Availability
$129.99
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 critical sealing applications in high-pressure piping and flange systems. It is manufactured in strict compliance with the ASME B16.20-2007 standard, ensuring dimensional accuracy and performance reliability for interchangeability in regulated environments. The gasket is specifically configured for a nominal pipe size of 20 inches with a 900LB pressure class rating, making it suitable for demanding service in chemical processing, power generation, and oil and gas infrastructure. Its robust construction is designed for both indoor and outdoor use, providing a long-lasting seal against leaks.

Key Features

ASME B16.20-2007 standard compliance for guaranteed fit and performance Hybrid construction with a 304 stainless steel spiral wound core and PTFE filler External 304 stainless steel centering ring for easy alignment and installation Excellent chemical resistance provided by the inert PTFE filler material Suitable for a wide range of temperatures and aggressive media Designed for high-pressure applications up to 900LB class For use on standard raised face flanges

Specifications

Standard: ASME B16.20-2007 Sealant Type: Spiral Wound Gasket Nominal Pipe Size (NPS): 20 inches Pressure Class: 900LB Construction: 304 Stainless Steel Windings / PTFE Filler / 304 Stainless Steel Outer Ring Chemical Base: Polytetrafluoroethylene (PTFE) Indoor/Outdoor Use: Both Paintable: No Unit: Sold individually

Applications

Sealing high-pressure flanges in chemical and petrochemical plants Power generation and co-generation system piping Oil and gas transmission and refining operations Industrial processing equipment requiring chemical resistance General service in HVAC, water treatment, and manufacturing facilities

Related Products

8 products

Frequently Asked Questions

What are the key specifications of ASME B16.20 Spiral Wound Gasket, 304/PTFE/304, 20" NPS 900LB?
Full specifications for ASME B16.20 Spiral Wound Gasket, 304/PTFE/304, 20" NPS 900LB 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 ASME B16.20 Spiral Wound Gasket, 304/PTFE/304, 20" NPS 900LB?
The minimum order quantity is 1 unit(s). Unit price starts at $129.99.
What is the lead time and availability for ASME B16.20 Spiral Wound Gasket, 304/PTFE/304, 20" NPS 900LB?
Contact us for current availability.