Sand-vik Part 15020678 Flush Head Seals

1. Basic Specifications

1. Original Part Number: 15020678
2. Official Name: Flush Head U-Seal / Flushing Head O-ring
3. Product Type: U-shaped sealing ring exclusively for flushing water heads
4. Packaging Standard: Original factory polybag, approximately 12 pieces per bag
5. Function: Installed inside the flushing water assembly of rock drills. It seals water circuits to prevent flushing water leakage and maintain stable water pressure for rock drill cooling and slag removal.

2. Compatible Models (DD / DL / DX Series Surface Drill Rigs & Underground Jumbos)

Main Compatible DX Series

DD/DL Underground Development Jumbos Matched with HL Series Rock Drills

3. Working Conditions & Material

• Material: Mineral oil and water-resistant rubber (NBR as standard, FKM optional for OEM and replacement parts)
• Operating Environment: Underground mines and open-pit quarries; continuously exposed to high-pressure flushing water, mud and dust
• Common Wear & Failure Signs: Hardening after prolonged service, water seepage, insufficient water pressure. It is a high-frequency consumable component for rock drills.

4. Procurement & Replacement Guidelines

1. Genuine OEM Parts: Original Sand-vik rubber seals, sold in full bags, featuring extended service life
2. Domestic Aftermarket Replacements: Custom-machined U-rings with identical dimensions, cost-effective for bulk maintenance projects
3. Recommended Replacement Scenarios: Flush head water leakage, flush pipe assembly replacement, full scheduled overhaul of rock drills
4. Related Seal Kits: Matching full seal repair kits for the same flush head assembly: 55027980, 55036158