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Diaphragm of rock drills 55025293

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Diaphragm of rock drills 55025293
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Features
Specifications
Part Number: 55025293
Description: Rock Drill Accumulator Diaphragm / Nitrogen Diaphragm
Brand: Sand-vik (Tamrock)
Material: FKM (Viton) Fluoroelastomer — Oil-resistant, High-temperature Resistant, Anti-aging, And Tear-resistant
Application: Nitrogen Accumulator Seal For Hydraulic Rock Drills (isolates Nitrogen From Hydraulic Oil)
Weight: Approx. 0.15–0.2 Kg
Warranty: 6 Months (OEM Quality)
Rock Drills: HL1560T, HLX5, HL800T, HL810T
Drill Rigs: Underground Mining/tunneling Jumbos Matching HL-series Drills
Other: Hydraulic Rock Drill Accumulator Maintenance & Repair
Basic Infomation
Brand Name: Sand-vik
Model Number: 55025293
Payment & Shipping Terms
Packaging Details: Original packaging
Delivery Time: 15days
Payment Terms: T/T
Supply Ability: 9999
Product Description

Diaphragm of Rock Drills 55025293


55025293 is a hydraulic rock drill accumulator diaphragm (nitrogen diaphragm) for Sand-vik (Tamrock) HL-series rock drills. It seals the nitrogen accumulator, isolates hydraulic oil from nitrogen gas, and stabilizes impact pressure during drilling.

Basic Information


  • Part Number: 55025293 (also written as 550 252 93)
  • Description: Rock Drill Accumulator Diaphragm / Nitrogen Diaphragm
  • Brand: Sand-vik (Tamrock)
  • Material: FKM (Viton) fluoroelastomer — oil-resistant, high-temperature resistant, anti-aging, and tear-resistant
  • Application: Nitrogen accumulator seal for hydraulic rock drills (isolates nitrogen from hydraulic oil)
  • Weight: Approx. 0.15–0.2 kg
  • Warranty: 6 months (OEM quality)

Compatible Models


  • Rock Drills: HL1560T, HLX5, HL800T, HL810T
  • Drill Rigs: Underground mining/tunneling jumbos matching HL-series drills
  • Other: Hydraulic rock drill accumulator maintenance & repair

Key Features


  • High pressure resistance: Up to 250 bar, suitable for heavy-duty impact conditions
  • Wide temperature range: -20°C to +150°C, adaptable to harsh underground environments
  • Durable: Anti-fatigue, anti-aging, and anti-tear for long service life
  • Direct replacement: OEM quality, interchangeable with original Sand-vik specifications

Reference Image


No official standalone photo for 55025293. Below is a same-spec Sand-vik accumulator diaphragm (identical structure/appearance):

Diaphragm of rock drills 55025293 0

Installation Notes
  1. Clean the accumulator housing thoroughly before installation to remove oil, grease, and debris.
  2. Install the diaphragm with the sealing lip facing the nitrogen side; ensure the sealing surface is scratch-free.
  3. Charge nitrogen per equipment specs (typically 120–150 bar); avoid overpressure.
  4. Inspect regularly for aging/cracking to prevent nitrogen leaks and weak impact performance.

Cross-Reference


  • Alternative Part Numbers: 550-252-93, 55025293
  • Replacement: OEM Sand-vik quality, direct fit for HL-series drills
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