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Stainless Steel 304 Flange Gasket, 20.47 in, PN40, Pkg Qty 2

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Unbranded · SKU: AF6329159

Stainless Steel 304 Flange Gasket, 20.47 in, PN40, Pkg Qty 2

This 20.47-inch nominal diameter flange gasket is constructed from corrosion-resistant Stainless Steel 304, suitable for high-pressure applications rated to PN40 (approximately 580 PSI). It features a robust D-shaped, metal-wound design with inner and outer containment rings for superior sealing performance and crush resistance. Manufactured to meet industry standards, it ensures reliable leak prevention in demanding industrial piping systems. Each package contains two gaskets.

2-3 weeks
$169.99($85.00/each)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 9-$169.99 / each
10 - 49-5%$161.49 / each
50+-10%$152.99 / each
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Technical Specifications

MaterialStainless Steel 304
Size20.47 in
StandardsMeets Industry Standards
Connection TypeFlange
Reel TypeNot Applicable
Hose CapacityNot Applicable
Mount TypeNot Applicable

Product Description

Overview

This D-type metal wound flange gasket is engineered for high-integrity sealing in critical industrial piping and pressure vessel applications. It features a robust construction with inner and outer containment rings, designed to withstand extreme pressures and thermal cycling while preventing leakage. Manufactured from Stainless Steel 304, it offers excellent corrosion resistance for a wide range of media. The gasket is produced to recognized industry standards, ensuring dimensional accuracy and reliable performance in demanding environments such as chemical processing, oil and gas, and power generation.

Key Features

Constructed from corrosion-resistant Stainless Steel 304 for durability. D-shaped, spiral-wound design with graphite filler for resilient sealing. Integrated inner and outer reinforcing rings for enhanced crush resistance and installation stability. Rated for high-pressure service up to PN40 (approximately 580 PSI). Suitable for a wide temperature range due to metal and graphite composition. Manufactured to comply with specific industry dimensional and material standards. Prevents flange face damage by providing a controlled sealing surface.

Specifications

Material: Stainless Steel 304 (Windings, Inner Ring, Outer Ring) Nominal Size: 20.47 inches Pressure Rating: PN40 Design Standard: D-type with Inner and Outer Rings Filler Material: Flexible Graphite Package Quantity: 2 Gaskets

Applications

Sealing high-pressure flanges in chemical and petrochemical plants. Connections in refinery and offshore oil and gas pipelines. Power generation steam and feedwater systems. Industrial processing equipment requiring reliable, leak-free joints. Pressure vessel manways and connections.

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Frequently Asked Questions

What are the key specifications of Stainless Steel 304 Flange Gasket, 20.47 in, PN40, Pkg Qty 2?
Key specifications for Stainless Steel 304 Flange Gasket, 20.47 in, PN40, Pkg Qty 2: Material: Stainless Steel 304, Size: 20.47 in, Standards: Meets Industry Standards. See the full specification table on this page for complete details. If you need help confirming whether this product fits your application, use our AI Sourcing Assistant or submit an RFQ with your requirements.
What is the minimum order quantity and bulk pricing for Stainless Steel 304 Flange Gasket, 20.47 in, PN40, Pkg Qty 2?
The minimum order quantity is 1 unit(s). Unit price starts at $169.99. Volume discounts are available — see the tiered pricing table on this page for exact breakpoints. For quantities beyond what is listed, or for custom pricing on recurring orders, submit an RFQ and our team will respond within 24 hours.
What is the lead time and availability for Stainless Steel 304 Flange Gasket, 20.47 in, PN40, Pkg Qty 2?
This product is currently in stock and ships within 1-2 business days. Estimated lead time: 2-3 weeks. For bulk orders, lead times may vary based on quantity — request a quote for a confirmed delivery date. We can also arrange scheduled recurring shipments to prevent stockouts.
How do I get a custom quote for Stainless Steel 304 Flange Gasket, 20.47 in, PN40, Pkg Qty 2?
Click the "Request a Quote" button on this page or visit our RFQ form. Include your required quantity, delivery location, and any special requirements (specific certifications, custom packaging, recurring delivery schedule). Our sourcing team typically responds within 24 hours with pricing, confirmed lead time, and shipping options.