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Stainless Steel 8.5 Inch Flanged D-Shaped Spiral Wound Gasket, Pkg Qty 2

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Industrial · SKU: AE0256186

Stainless Steel 8.5 Inch Flanged D-Shaped Spiral Wound Gasket, Pkg Qty 2

This D-shaped spiral wound gasket is designed for high-pressure, high-temperature flanged connections in demanding industrial piping systems.

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$59.99
$30.00/each(2 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$59.99
11 - 50-5%$56.99
51+-10%$53.99
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Quick Answer

How Buyers Should Evaluate Stainless Steel 8.5 Inch Flanged D-Shaped Spiral Wound Gasket, Pkg Qty 2

This D-shaped spiral wound gasket is designed for high-pressure, high-temperature flanged connections in demanding industrial piping systems. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Material: Stainless Steel
  • Size: 8.5 in
  • Standards: Meets Industry Standards

Purchase Details

  • Online price starts at $59.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 2 / Each.
  • Lead time: 2-3 weeks.

Use RFQ When

  • Use RFQ when you need bulk pricing, alternate pack sizes, or multi-SKU comparison.
  • Request support when fit, material, or substitute selection needs confirmation before order.
  • Escalate to sourcing when timeline, freight, or stocking strategy matters more than one-off checkout speed.

Technical Specifications

MaterialStainless Steel
Size8.5 in
StandardsMeets Industry Standards
Connection TypeFlanged
Reel TypeNot Applicable
Hose CapacityNot Applicable
Mount TypeNot Applicable
Product Details

Full Description

Application context, construction notes, and selection details for evaluating fit before purchase or repeat ordering.

Overview

This D-shaped spiral wound gasket is engineered for critical sealing applications in high-pressure and high-temperature industrial piping systems. It is specifically designed for flanged connections where a reliable, leak-free seal is paramount under demanding operating conditions. The gasket features a robust construction with a flexible, resilient wound core and reinforcing rings to handle system vibrations, pressure fluctuations, and thermal cycling. Its 8.5-inch nominal size ensures compatibility with standard flanged assemblies, providing a direct replacement part for maintenance and repair operations.

Key Features

D-shaped profile for precise alignment and installation in corresponding flanged joints Spiral wound construction with a flexible graphite filler for superior sealing performance 304 stainless steel inner and outer reinforcing rings for added stability and compression resistance Rated for service up to 300 lbs pressure class Withstands continuous operating temperatures up to 1,500°F Provides excellent resilience against pressure surges and thermal shock Conforms to established industry dimensional and material standards

Specifications

Material: 304 Stainless Steel (Inner/Outer Rings and Windings) Size: 8.5 Inch Nominal Standards: Meets Industry Standards for D-shaped Spiral Wound Gaskets Connection Type: Flanged Pressure Rating: 300 lbs Temperature Rating: 1,500°F Profile: D-Shape with Inner and Outer Rings Pack Quantity: 2 Gaskets

Applications

Sealing high-pressure process piping in chemical and petrochemical plants Flanged connections in power generation and boiler systems High-temperature steam lines and heat exchanger manifolds General industrial service for oil, gas, and fluid handling systems Maintenance and repair of existing flanged assemblies in demanding environments

Frequently Asked Questions

What are the exact dimensions and pressure rating of this D-shaped spiral wound gasket?
This gasket has a nominal size of 8.5 inches and is rated for 300 LB pressure classes. It is constructed with a 304 stainless steel inner and outer ring, with a spiral wound filler of 304 stainless steel and PTFE, manufactured to the HG/T 20631-2009 standard.
What are the typical applications for this specific type of flanged gasket?
This D-shaped, spiral wound gasket is designed for sealing flanged connections in high-pressure and high-temperature piping systems, commonly found in chemical processing, petrochemical, and power generation industries. Its 304 stainless steel and PTFE construction makes it suitable for services involving corrosive media and temperatures up to 450°F.
How is this gasket packaged, and what is the minimum order quantity?
This gasket is sold in a convenient package quantity of 2. Each gasket is individually protected to prevent damage during shipping and storage, ensuring it arrives ready for installation in your flanged assembly.