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316L Stainless Steel Spiral Wound Gasket, 12" 300LB, Fluoropolymer Filler

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Industrial · SKU: AE0249264

316L Stainless Steel Spiral Wound Gasket, 12" 300LB, Fluoropolymer Filler

This 12-inch, 300LB spiral wound gasket is engineered for demanding industrial sealing applications.

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$79.99

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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 316L Stainless Steel Spiral Wound Gasket, 12" 300LB, Fluoropolymer Filler

This 12-inch, 300LB spiral wound gasket is engineered for demanding industrial sealing applications. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Standards: SH
  • Chemical Base: Fluoropolymer
  • Sealant Type: Gasket

Purchase Details

  • Online price starts at $79.99.
  • 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

StandardsSH
Chemical BaseFluoropolymer
Sealant TypeGasket
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 12-inch, 300LB spiral wound gasket is engineered for demanding industrial sealing applications where reliability is critical. It is constructed to the rigorous SH/T3407-2013 standard, ensuring dimensional accuracy and performance consistency for high-pressure piping systems. The gasket's robust design combines the strength of metal with the sealing properties of a specialized filler, creating a resilient seal that maintains integrity under fluctuating pressures, temperatures, and mechanical stresses. It is suitable for both indoor and outdoor use in challenging environments.

Key Features

Engineered to SH/T3407-2013 industry standards for guaranteed compatibility and performance Features a durable inner and outer retaining ring constructed from 316L stainless steel Utilizes a high-performance fluoropolymer filler for exceptional chemical resistance Provides reliable thermal stability for continuous service up to 500°F Designed for superior resilience and sealing under variable load and temperature cycling The spiral wound construction allows for compression and recovery to maintain seal integrity

Specifications

Nominal Pipe Size: 12 inches Pressure Class: 300LB Construction: Spiral Wound with Inner and Outer Rings Metal Windings: 316L Stainless Steel Filler Material: Fluoropolymer Standards: SH/T3407-2013 Temperature Rating: Up to 500°F Indoor/Outdoor Use: Both Paintable: No Pack Size: 1 unit

Applications

High-pressure process piping in chemical and petrochemical plants Flange connections in oil and gas transmission and refining Power generation systems, including steam and utility lines Industrial heating and cooling systems requiring chemical resistance General industrial plumbing and fluid handling systems with demanding service conditions

Frequently Asked Questions

What are the exact dimensions and pressure rating of this spiral wound gasket?
This gasket has a nominal pipe size (NPS) of 12 inches (DN450) and is rated for 300 LB pressure classes. It is manufactured to the SH/T3407-2013 standard, with a B-type construction that includes an inner ring for added stability.
What applications is this 316L stainless steel gasket with fluoropolymer filler suitable for?
It is designed for sealing flanged connections in demanding industrial piping systems. The 316L stainless steel windings and fluoropolymer (PTFE) filler provide excellent chemical resistance, making it suitable for a wide range of corrosive services, acids, and solvents in both indoor and outdoor environments.
How is this gasket packaged and sold?
This specific gasket (part number B0535) is sold as a single unit. It is packaged individually to prevent damage during shipping and handling, ensuring it arrives ready for installation in your critical piping application.
316L Stainless Steel Spiral Wound Gasket, 12" 300LB, Fluoropolymer Filler | Machrio