Quick Answer
Replace O-rings every 12 months for regular use, or after 50-100 mating cycles. Replace immediately if showing signs of wear, cracking, or deformation. Keep spare O-rings on hand for field maintenance.
Quick Answer
Replace O-rings every 12 months for regular use, or after 50-100 mating cycles. Replace immediately if showing signs of wear, cracking, or deformation. Keep spare O-rings on hand for field maintenance.
O-Ring Replacement Schedule
| Usage Pattern | Replacement Interval |
|---|---|
| Regular use (weekly) | 12 months |
| Heavy use (daily) | 6 months |
| Light use (monthly) | 18-24 months |
| Storage only | Inspect annually, replace every 3 years |
| After each deep dive | Inspect, replace if needed |
Signs O-Rings Need Replacement
- Visible cracks: Any cracking or splitting
- Flat spots: Loss of roundness
- Hardening: Loss of elasticity
- Swelling: Chemical degradation
- Nicks or cuts: Physical damage
- Discoloration: Material breakdown
Proper O-Ring Maintenance
- Clean: After each use with fresh water
- Inspect: Before each mating
- Lubricate: Apply silicone grease before assembly
- Store: In cool, dark place away from ozone
- Replace: On schedule or when damaged
O-Ring Materials
| Material | Temperature Range | الأفضل لـ |
|---|---|---|
| Viton (FKM) | -20°C to +200°C | Standard, chemical resistant |
| Buna-N (Nitrile) | -40°C to +100°C | Cost-effective, general use |
| Silicone | -60°C to +230°C | Extreme temperatures |
| EPDM | -50°C to +150°C | Steam, brake fluid |
Contact Us
Maintenance supplies: info@hysfsubsea.com
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