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Type C Spiral Wound Gasket, 4 Inch, 316L/Graphite, for High-Pressure Flanges, Pkg Qty 10

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Industrial · SKU: AE0250732

Type C Spiral Wound Gasket, 4 Inch, 316L/Graphite, for High-Pressure Flanges, Pkg Qty 10

This Type C spiral wound gasket is engineered for high-pressure sealing applications on 4-inch flanges rated to 360 PSI.

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$109.99
$11.00/each(10 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$109.99
11 - 50-5%$104.49
51+-10%$98.99
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Quick Answer

How Buyers Should Evaluate Type C Spiral Wound Gasket, 4 Inch, 316L/Graphite, for High-Pressure Flanges, Pkg Qty 10

This Type C spiral wound gasket is engineered for high-pressure sealing applications on 4-inch flanges rated to 360 PSI. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Standards: HG
  • Chemical Base: Graphite
  • Sealant Type: Spiral Wound Gasket

Purchase Details

  • Online price starts at $109.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 10 / 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

StandardsHG
Chemical BaseGraphite
Sealant TypeSpiral Wound Gasket
Indoor/Outdoor UseBoth
PaintableNo
Product Details

Full Description

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

Overview

This Type C spiral wound gasket is engineered for critical sealing applications in high-pressure industrial piping systems. Designed for 4-inch flanges rated to 360 PSI, it provides a robust and reliable seal capable of withstanding thermal cycling, pressure fluctuations, and exposure to corrosive media. The gasket's construction, featuring a 316L stainless steel winding and a graphite filler, ensures long-term performance and leak prevention in demanding environments. It is manufactured to stringent industry standards and includes an outer containment ring for enhanced stability during installation.

Key Features

Engineered for high-pressure service up to 360 PSI Constructed with corrosion-resistant 316L stainless steel windings Graphite filler provides excellent thermal conductivity and resilience Outer containment ring ensures proper alignment and gasket compression Suitable for use with a wide range of industrial fluids and gases Manufactured to HG industry standards for quality assurance Designed for reliable performance across thermal cycles

Specifications

Standards: HG Chemical Base: Graphite Sealant Type: Spiral Wound Gasket Indoor/Outdoor Use: Both Paintable: No Nominal Size: 4 Inch Pressure Class: 360 PSI Winding Material: 316L Stainless Steel Filler Material: Flexible Graphite Gasket Type: Type C with Outer Ring Package Quantity: 10

Applications

Sealing high-pressure flanges in chemical and petrochemical processing Power generation and steam system piping Oil and gas pipeline connections and valves Industrial HVAC and refrigeration systems General industrial plant maintenance and fluid handling systems

Frequently Asked Questions

What are the exact dimensions and pressure rating of this 4-inch spiral wound gasket?
This gasket is designed for a 4-inch nominal pipe size (DN100) flange connection and is rated for a pressure class of PN25, which corresponds to approximately 362.5 PSI. It is constructed with a 316L stainless steel winding and filler, with outer and inner rings also made of 316L steel for stability.
What specific applications or use cases is this Type C gasket suitable for?
This gasket is engineered for high-pressure, high-temperature sealing in industrial piping and vessel flanges, such as those in chemical processing, petrochemical, and power generation systems. The graphite filler provides excellent thermal resistance, making it suitable for services up to approximately 900°F, and it is approved for use in both indoor and outdoor environments.
How is this gasket packaged, and what is the minimum order quantity?
This spiral wound gasket is packaged and sold in quantities of 10 pieces per box. Each individual gasket is clearly labeled with its specifications (DN100, PN25, C5520) to ensure correct identification and handling for inventory and installation.
Type C Spiral Wound Gasket, 4 Inch, 316L/Graphite, for High-Pressure Flanges, Pkg Qty 10 | Machrio