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304 Stainless Steel D-Ring Spiral Wound Gasket, 0.63" Bore, Pkg Qty 100

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Industrial · SKU: AE0256340

304 Stainless Steel D-Ring Spiral Wound Gasket, 0.63" Bore, Pkg Qty 100

This D-ring spiral wound gasket is constructed with a 304 stainless steel inner and outer ring, a 304 stainless steel winding, and a graphite filler, providing a resilient seal for high-pressure, high-temperature flanged connections.

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$79.99
$0.80/each(100 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$79.99
11 - 50-5%$75.99
51+-10%$71.99
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Quick Answer

How Buyers Should Evaluate 304 Stainless Steel D-Ring Spiral Wound Gasket, 0.63" Bore, Pkg Qty 100

This D-ring spiral wound gasket is constructed with a 304 stainless steel inner and outer ring, a 304 stainless steel winding, and a graphite filler, providing a resilient seal for high-pressure, high-temperature flanged connections. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • System of Measurement: Metric
  • Material Grade/Class: 304 Stainless Steel
  • Material: Stainless Steel and Graphite

Purchase Details

  • Online price starts at $79.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 100 / 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

System of MeasurementMetric
Material Grade/Class304 Stainless Steel
MaterialStainless Steel and Graphite
Thread SizeNot Applicable
FinishNone
Shaft/Bore Diameter0.63 in
Thickness0.177 in
Product Details

Full Description

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

Overview

The D-Ring Spiral Wound Gasket is engineered for creating a high-integrity, pressure-tight seal in industrial flanged connections. Its robust construction combines a resilient graphite filler with durable 304 stainless steel windings, all contained within concentric 304 stainless steel inner and outer rings. This design provides a reliable seal capable of withstanding significant thermal cycling, pressure fluctuations, and mechanical stress, making it a critical component for maintaining system integrity in demanding process environments.

Key Features

D-Ring design with integral inner and outer centering rings for precise alignment and gasket retention. Spiral wound construction with alternating layers of 304 stainless steel and flexible graphite filler. Excellent resilience and recovery to maintain seal under variable loads and temperature cycles. Superior creep relaxation resistance for long-term sealing performance without frequent retorquing. High-temperature stability suitable for continuous service in oxidizing atmospheres. Conforms to international standard GB/T4622.2-2003 for dimensional consistency and performance.

Specifications

Material Grade/Class: 304 Stainless Steel Primary Materials: Stainless Steel and Graphite Shaft/Bore Diameter: 0.63 inches Nominal Thickness: 0.177 inches Pressure Rating: PN16 (approximately 232 PSI) Standard: GB/T4622.2-2003 System of Measurement: Metric (Imperial dimensions provided) Finish: None Thread Size: Not Applicable Package Quantity: 100

Applications

Sealing flanged joints in chemical and petrochemical processing pipelines. High-pressure and high-temperature steam lines and boiler feed systems. Heat exchangers, reactors, and pressure vessel manways. Valve bonnets and pump connections in utility and power generation plants. General industrial piping systems requiring a robust, metallic gasket solution.

Frequently Asked Questions

What are the exact dimensions and pressure rating for this D-ring gasket?
This gasket has a bore (inner diameter) of 0.63 inches, a thickness of 0.177 inches, and is rated for PN16 pressure, which is approximately 232 PSI. It is constructed with 304 stainless steel inner and outer rings and a graphite-filled winding for a reliable seal.
What are the typical applications for this specific style of spiral wound gasket?
This D-type gasket, with inner and outer rings, is designed for sealing flanged connections in piping systems, particularly in industrial and chemical processing. It is suitable for applications involving moderate temperatures and pressures, such as pumps, valves, and heat exchangers, where a resilient, metal-reinforced seal is required.
How is this gasket packaged, and what is the minimum order quantity?
This gasket is sold in a bulk package containing 100 pieces. The packaging is designed for industrial supply and storage, ensuring the gaskets are protected from damage during shipping and handling.
304 Stainless Steel D-Ring Spiral Wound Gasket, 0.63" Bore, Pkg Qty 100 | Machrio