"> Mann+Hummel Marine MHM-SIL-500-30dB
⚓ Working on this equipment?
Ask the AI troubleshooter, log your hours on board and turn them into invoice-ready service reports — for this exact model.
Start free — 14 days →
No credit card required
Mann+Hummel Marine

MHM-SIL-500-30dB

Mann+Hummel Marine MHM-SIL-500-30dB — Exhaust Silencer. The supplied category identifies the equipment as Muffler, and it is normally installed on exhaust piping, machinery surfaces or other hot systems where noise or heat must be controlled. In that listed role, its primary purpose is to reduce exhaust noise, surface temperature or heat loss according to the listed component. Silencers and removable insulation serve different purposes but both rely on intact casing, supports and thermal materials under vibration and high-temperature service. The model designation identifies the listed configuration, but no additional performance, approval or construction detail is inferred from the model code beyond the information supplied in the source record. For exact ratings, dimensions, settings, capacities, materials and variant-specific limits, refer to the manufacturer documentation for the exact figure.

Components & Design

Component data being added…

Technical Data

noise reduction db 30
max exhaust temp c 550
diameter mm 500
back pressure mbar 25

🤖 Ask about this model

One free question — answered like a marine engineer. No account needed.

Common failures & inspection points

Internal baffle, packing or insulation deterioration causes increased noise, heat loss or elevated external surface temperature
Corrosion, cracking or loose supports cause exhaust or heat leakage and visible movement
Soot, condensate or oil contamination damages insulation and can create hot spots or fire risk
Thermal cycling causes joint, fastener or casing fatigue and rattling
Water ingress into insulation causes corrosion under insulation and deteriorated thermal performance

Service & Maintenance

Inspect casing, joints, supports, insulation covers and signs of soot, condensate, hot spots or corrosion. Check that removable blankets are correctly refitted after maintenance and that exhaust components are securely supported. Investigate rising noise or surface-temperature trends. Refer to the manufacturer documentation for the exact figure for attenuation, temperature and material limits.

Suppliers & Spare Parts

Direct links to manufacturer, datasheet, spare-parts portal and dealers — request access below.

📄 Request sourcing links & documents
🛠 Manage this equipment in your fleet

Cases, daily reports, timesheets and AI troubleshooting in the OceanSphere Marine app — free for 14 days.

Start free trial →
🔎 Suppliers & service for this equipment

Find manufacturers, repair shops and spare-part dealers in the Maritime Network — our global company directory.

Maritime Network →

Replacement Parts

Carry approved insulation blankets or repair material, fasteners, clamps, gaskets and silencer or exhaust-joint service parts.
Equipment Model #72576 · ✓ still in production