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316L Stainless Steel D-Ring Spiral Wound Gasket, DN300, PN63 Flange

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Unbranded · SKU: AF6338426

316L Stainless Steel D-Ring Spiral Wound Gasket, DN300, PN63 Flange

This 316L stainless steel D-ring spiral wound gasket is engineered for high-pressure sealing applications on DN300 flanges rated to PN63 (approximately 913 PSI). Its construction features a 316L inner and outer ring with a flexible graphite filler, providing excellent resilience and a tight seal against thermal cycling and system vibration. The gasket conforms to industry standards for dimensional accuracy and material performance, ensuring reliable containment in demanding chemical, petrochemical, and high-temperature processes.

2-3 weeks
$69.99/ each

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 9-$69.99 / each
10 - 49-5%$66.49 / each
50+-10%$62.99 / each
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Technical Specifications

Material316L Stainless Steel
SizeDN300
StandardsMeets Industry Standards
Connection TypeFlange
Reel TypeNot Applicable
Hose CapacityNot Applicable
Mount TypeNot Applicable

Product Description

Overview

This 316L Stainless Steel D-Ring Spiral Wound Gasket is a precision sealing component designed for critical, high-pressure flange connections. It is engineered specifically for DN300 flanges operating at a pressure rating of PN63, which corresponds to approximately 913 PSI. The gasket's robust construction ensures reliable containment of aggressive media, making it an essential part of maintaining system integrity and preventing leaks in the most demanding industrial environments.

Key Features

Constructed with corrosion-resistant 316L stainless steel for the winding and inner/outer rings

Utilizes a flexible graphite filler for superior sealing and resilience D-ring design provides controlled compression and prevents gasket blow-out

Engineered to withstand significant thermal cycling and system vibration

Conforms to relevant industry standards for dimensional accuracy and material performance Provides a metal-to-metal seal with excellent recovery properties

Specifications

Material: 316L Stainless Steel Size: DN300 (Nominal Diameter 12 inches) Pressure Rating: PN63 (Approximately 913 PSI) Design: D-Ring Spiral Wound Filler Material: Flexible Graphite Inner Ring: 316L Stainless Steel Outer Ring: 316L Stainless Steel Standards: Manufactured to meet industry specifications for spiral wound gaskets Connection Type: Flange Gasket Pack Size: 1 piece

Applications

This gasket is suitable for a wide range of high-pressure, high-temperature sealing applications. Primary uses include sealing flange connections in chemical processing and petrochemical refining systems. It is also ideal for power generation facilities, oil and gas pipelines, and industrial heating systems where thermal stability and leak prevention are paramount. Its 316L stainless steel construction makes it particularly effective for services involving corrosive chemicals, steam, and hydrocarbons.

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Frequently Asked Questions

What are the key specifications of 316L Stainless Steel D-Ring Spiral Wound Gasket, DN300, PN63 Flange?
Key specifications for 316L Stainless Steel D-Ring Spiral Wound Gasket, DN300, PN63 Flange: Material: 316L Stainless Steel, Size: DN300, 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 316L Stainless Steel D-Ring Spiral Wound Gasket, DN300, PN63 Flange?
The minimum order quantity is 1 unit(s). Unit price starts at $69.99. 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 316L Stainless Steel D-Ring Spiral Wound Gasket, DN300, PN63 Flange?
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 316L Stainless Steel D-Ring Spiral Wound Gasket, DN300, PN63 Flange?
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.