Xiamen Dezhengkai Sealing Technology Co., Ltd
                                                                                                           
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8 Years
Since 2018
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NBR Hydraulic Buffer Rod Dust Seal SER Type 4x7x2mm Compact Cross-Section Design for Industrial Cylinders

Price Negotiable
Price: USD 0.11/PCS
MOQ: 100PCS
Delivery Time: 7-10 days
Brand: DZK
Product Description
Product Overview
The NBR Material Hydraulic Buffer Rod Sealing Cylinder Dust Seal features a compact cross-section design optimized for space-constrained applications. This SER-type sealing component provides reliable dust protection and hydraulic buffer rod sealing in demanding industrial environments.
Key Features
  • Small cross-section design enables installation in limited spaces, ideal for precision instruments and compact equipment
  • Excellent sealing performance prevents gas or liquid leakage, maintaining system stability
  • Superior abrasion resistance withstands prolonged friction, extending service life
  • Temperature resistance maintains performance across various operating conditions
NBR Hydraulic Buffer Rod Dust Seal product image showing compact design
Technical Specifications
Operating Parameters
Material NBR
Sliding Speed ≤0.5 M/S
Media Compatibility Compressed air, both lubricated and oil-free (after greasing for fitting)
SER type sealing component technical diagram
Material Temperature Range
Material Temperature Range
NBR -40 to 100 ℃
FKM -20 to 200 ℃
FFKM -20 to 320 ℃
HNBR -40 to 150 ℃
AFLAS -30 to 175 ℃
VMQ/SILICON -70 to 220 ℃
FVMQ -60 to 175 ℃
EPDM -50 to 150 ℃
CR -40 to 120 ℃
SBR -40 to 110 ℃
PU -40 to 90 ℃
PTFE -100 to 280 ℃
IIR -20 to 120 ℃
ACR -25 to 150 ℃
Product Dimensions
ITEM ID (mm) OD (mm) t (mm) H (mm)
SER-003 3 6 2 2.5
SER-004 4 7 2 2.5
SER-005 5 8 2 2.5
SER-006 6 9 2 2.5
SER-007 7 10 2 2.5
SER-008 8 11 2 2.5
SER-009 9 12 2 2.5
SER-010 10 13 2 2.5
SER-10A 10 14 2.9 3.2
SER-011 11 15 2.9 3.2
SER-012 12 16 2.9 3.2
SER-014 13.6 18 2.9 3.2
SER-016 16 20 2.9 3.2
SER-018 18 22 2.9 3.2
SER-020 20 24 2.9 3.2
SER-022 22 26 2.9 3.2
SER-025 25 31 4.3 4.7
SER-030 30 36 4.3 4.7
SER sealing component dimensional specifications chart
Installation Guidelines
The self-retaining rod seal/wiper profile SER is manually or automatically snapped into the installation housing while the piston rod is disassembled. Care must be taken to prevent sharp edges from damaging the wiping and sealing lips during assembly. Initial lubrication is essential for achieving maximum operational life.
Frequently Asked Questions
How to choose materials?
Material selection depends on the operating environment, including media type, temperature range, and pressure conditions.
Are you a manufacturer?
Yes, we specialize in manufacturing hydraulic and pneumatic sealing products with ISO 9001:2015 certification. Materials comply with REACH and RoHS regulations, and we accept custom and OEM production.
Do you provide samples?
Yes, we offer samples free of charge, but customers are responsible for shipping costs.
How is the quality?
All manufacturing processes conform to ISO-9001:2015 standards with 100% inspection before shipment.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Xiamen Dezhengkai Sealing Technology Co., Ltd
Location No55 north pingcheng road.Haicang district,Xiamen City,Fuiian Province.China.
Contact Person Gao

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