M72 Extreme Chamber Exhaust Silencers
40 to 55 dBA Noise Reduction
The M72 is engineered for areas requiring extreme grade noise reductions and is a reactive and absorptive silencer designed to achieve maximum attenuation as well as minimize radiated noise from breakout, without resorting to multiple silencers in series or custom designed silencers.
Typical application: Internal combustion engine exhausts in extremely low background noise areas, such as residential or hospital locations away from busy streets..
Features
- Advanced acoustical design
- Heavy duty, all welded construction and long service life
- Easily installed in any position
- High heat silicone black finish
- Connections: Sizes 3.5 and under MNPT, 4 and up ANSI pattern flanged
- Sizes 6 and under are two chambered, 8 and above are three chambers
- Drain connections
Options / Accessories
- Explosion relief cover
- Flexible connectors
- Companion flanges
- Cleanout openings
- Custom inlet/outlet size, location and multiple orientation types available
- Horizontal or vertical support arrangements
- Aluminized steel, Stainless Steel 304 or 316 construction available
- Special paints and finishes available
- Complete range of exhaust accessories
Attenuation Curves
To download the Maxim M72 spec page click here
| C Size | A | B | N Min | N Max | O | P | R Min | S | H | Est Wt | C1 | C2 | |||
| 1.5 | 12 | 60 | 5 | 9 | 57 | 5 | 54 | 3 | 188 | ||||||
| 2 | 12 | 64 | 6 | 9 | 61 | 6 | 58 | 3 | 204 | ||||||
| 2.5 | 14 | 70 | 7 | 10 | 67 | 7 | 64 | 3 | 264 | ||||||
| 3 | 16 | 74 | 7 | 11 | 71 | 7 | 68 | 3 | 329 | ||||||
| 3.5 | 18 | 78 | 8 | 12 | 75 | 8 | 72 | 3 | 389 | ||||||
| 4 | 22 | 84 | 8 | 15 | 80 | 8 | 76 | 4 | 468 | ||||||
| 5 | 26 | 97 | 10 | 17 | 93 | 10 | 89 | 4 | 698 | ||||||
| 6 | 30 | 110 | 12 | 19 | 106 | 12 | 102 | 4 | 944 | ||||||
| 8 | 36 | 134 | 13 | 22 | 130 | 13 | 126 | 4 | 1511 | ||||||
| 10 | 40 | 150 | 15 | 24 | 146 | 15 | 144 | 4 | 1910 | ||||||
| 12 | 40 | 158 | 15 | 24 | 154 | 15 | 150 | 4 | 2084 | ||||||
| 14 | 45 | 174 | 18 | 27.5 | 169 | 18 | 164 | 5 | 2549 | ||||||
| 16 | 50 | 194 | 21 | 30 | 189 | 21 | 184 | 5 | 3237 | ||||||
| 18 | 54 | 208 | 23 | 32 | 203 | 23 | 198 | 5 | 3944 | ||||||
| 20 | 60 | 226 | 25 | 35 | 221 | 25 | 216 | 5 | 5443 | ||||||
| 22 | 64 | 228 | 26 | 37 | 223 | 26 | 218 | 5 | 6006 | ||||||
| 24 | 68 | 233 | 27 | 39 | 228 | 27 | 223 | 5 | 6638 | ||||||
| 26 | 72 | 234 | 29 | 41 | 229 | 29 | 224 | 5 | 7196 | ||||||
| 28 | 78 | 244 | 30 | 44 | 239 | 30 | 234 | 5 | 9513 | ||||||
| 30 | 84 | 254 | 32 | 47 | 249 | 32 | 244 | 5 | 10807 | ||||||
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