Huilian SB81N Breaker Membrane — Durable OEM Replacement

Huilian SB81N breaker membrane is a high-quality OEM replacement that delivers precise fit, excellent sealing, and long service life. Made from premium rubber compound, it resists wear, oil and heat—ideal for reducing downtime and maintenance.
Brand Name
Huilian
Part Name
Hydraulic Breaker Diaphragm
Suitable for Breaker Brand
SOOSAN
Breaker Model
SB70 SB81N SB70TS-P SB70TSP SB70 SB70TR-F SB70TRF SB81NII
Related Parts
Seal Kit, Piston, Piston Ring, Accumulator, Sleeve Valve, Chisel, Back Head, Stop Pin
Material
HNBR
Tool
135
Hardness
70degree-85degree
Temperature
-35~135°C
Pressure
85-125Mpa
Position
Hydraulic Breaker Accumulator System
Certification
ISO9001
INQUIRY
Product Details

Product Overview

The Huilian SB81N breaker membrane is a High Quality replacement diaphragm designed for hydraulic breaker hammers. Manufactured to OEM tolerances, it provides reliable sealing and long service life for SB81N-series breakers. Easy to install and built from a high-grade rubber compound, this membrane reduces leaks, improves energy transfer and cuts maintenance time.

Key Features

  • OEM-quality fit: Precisely molded to match SB81N specifications for a hassle-free replacement.
  • Durable material: High-grade rubber compound resists oil, heat and abrasion for extended lifespan.
  • Stable performance: Maintains sealing performance under high pressure and heavy use.
  • Easy installation: Designed for quick swap-out to minimize machine downtime.

Benefits

This membrane helps your breaker run efficiently and reliably. By restoring proper sealing and cushion performance, it reduces internal wear on pistons and valves, lowers the risk of leakage, and improves overall hammer impact. Operators will notice more consistent power delivery and fewer service stops—saving time and repair costs.

Specifications & Compatibility

  • Model: SB81N breaker membrane
  • Material: High-quality, wear-resistant rubber compound
  • Compatibility: Direct fit for SB81N-series hydraulic breakers
  • Use: Replacement diaphragm for hydraulic breaker hammers

Why Choose Huilian

Founded in 2005, Huilian Machine is a professional OEM supplier of excavator and breaker parts. We manufacture a full range of components—including hydraulic breaker hammers, chisels, seals and seal kits, diaphragms, pistons, wear bushes, retaining bars and more. Our products are exported to over 90 countries and trusted worldwide for quality and variety.

For distributors and buyers seeking reliable parts, Huilian offers consistent production quality, responsive support and global logistics. Visit https://www.huilianmachine.com/ to learn more.

Order the Huilian SB81N breaker membrane today to restore performance, reduce downtime and extend the life of your hydraulic breaker.

Product Image

  • SB70 autox membrane
  • SB70 bks membrane
  • SB70 bks diaphragm

Certifications

  • Certificate-3

    ORI Certificate

  • Hydraulic-Breaker-CE-Certificate

    Hydraulic-Breaker-CE-Certificate

  • new z

    Certificate of Honor

Q&A

Are your parts compatible with all excavator brands?

Yes, our parts are designed to be compatible with major brands like Komatsu, Caterpillar, Hitachi, Hyundai, Doosan, JCB, Kobelco, Sany, and many more.

What types of excavator parts do you offer?

We provide a wide range of high-quality excavator parts, including hydraulic breakers, chisels, seal kits, diaphragms, pistons, wear bushes, retainer bars, through bolts, side bolts, valves, and liners.

What is your shipping and delivery time?

We offer fast and reliable global shipping. Delivery times vary depending on location and order size, but we strive to process and ship orders as quickly as possible.

Do you offer OEM and aftermarket parts?

Yes, we manufacture high-quality OEM parts and supply aftermarket parts from top brands such as NOK, Parker, SKF, and Hallite to ensure optimal performance.

If you have any other questions, please write email to us or call us , we will reply you ASAP.

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Guangzhou Huilian Machines Co., Ltd
1st Floor, No. 389, Zhongshan Avenue East, Huangpu District, Guangzhou, Guangdong, China.
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Tags
Tool Pin
Tool Pin
MTB45 seal kit
MTB45 seal kit
902408-920080
902408-920080
SB100TS-P seal kit
SB100TS-P seal kit
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