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Stainless Steel 304 Flanged Spiral Wound Gasket, 17.69 in, 300 LB

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Industrial · SKU: AE0256282

Stainless Steel 304 Flanged Spiral Wound Gasket, 17.69 in, 300 LB

This 17. 69-inch nominal diameter flanged gasket is engineered for high-pressure sealing applications up to 300 LB.

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$59.99

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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 304 Flanged Spiral Wound Gasket, 17.69 in, 300 LB

This 17. 69-inch nominal diameter flanged gasket is engineered for high-pressure sealing applications up to 300 LB. 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 304
  • Size: 17.69 in
  • Standards: Meets Industry Standards

Purchase Details

  • Online price starts at $59.99.
  • Minimum order quantity: 1 unit.
  • Availability: Contact for Availability.
  • 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 304
Size17.69 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 17.69-inch nominal diameter flanged spiral wound gasket is engineered for critical sealing in high-pressure, high-temperature industrial piping systems. It is designed to create a reliable, leak-tight seal between flanged connections, preventing fluid loss and ensuring system integrity. The gasket's construction combines the strength of metal with the compressibility of a soft filler, making it suitable for applications with variable pressures and thermal cycling. It is manufactured to precise industry standards for dimensional accuracy, ensuring a proper fit and optimal performance in demanding environments.

Key Features

Spiral wound design for superior resilience and sealing under variable conditions 304 stainless steel inner and outer rings for structural integrity and corrosion resistance Graphite filler providing excellent thermal stability and chemical compatibility Engineered for high-pressure service up to 300 LB Meets relevant industry standards for material and dimensional specifications Robust construction for long service life and reduced maintenance downtime

Specifications

Material: Stainless Steel 304 Nominal Size: 17.69 inches Pressure Rating: 300 LB Standards: Meets Industry Standards Connection Type: Flanged Design: Spiral Wound with Inner and Outer Rings Filler Material: Graphite Pack Quantity: 1 unit

Applications

Sealing flanged connections in chemical and petrochemical processing pipelines High-pressure steam lines and power generation systems Oil and gas transmission and refining operations Industrial heating and cooling systems Any application requiring a dependable seal in ASME B16.5 flanged joints under demanding service conditions

Frequently Asked Questions

What are the exact specifications and materials for this gasket?
This is a D-type spiral wound gasket with inner and outer rings, made with a winding of Stainless Steel 304 and a graphite filler, reinforced with a Carbon Steel (CRS) outer ring. It is manufactured to standard HG/T 20631-2009, with a nominal size of 17.69 inches (DN450), a pressure rating of 300 LB, and is identified by the material code D2221.
What is the primary application or use case for this specific gasket?
This gasket is designed for high-pressure, high-temperature sealing applications on flanged connections in piping systems, commonly found in chemical processing, petrochemical, and power generation industries. Its 300 LB pressure rating and 304 stainless steel construction make it suitable for corrosive service where a reliable, metal-reinformed seal is required.
How is this item packaged and sold? Is pricing per single unit or in bulk?
This gasket is packaged and sold as a single unit. The pack size is clearly listed as 1 piece. For bulk orders, you would need to specify the required quantity, as they are not pre-packaged in multi-unit sets.
Stainless Steel 304 Flanged Spiral Wound Gasket, 17.69 in, 300 LB | Machrio