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

Part No* C Size A B N Min N Max O P R Min S H Est Wt C1 C2
M72-1.5 1.5 12 60 5 9 57 5 54 3 188
M72-2 2 12 64 6 9 61 6 58 3 204
M72-2.5 2.5 14 70 7 10 67 7 64 3 264
M72-3 3 16 74 7 11 71 7 68 3 329
M72-3.5 3.5 18 78 8 12 75 8 72 3 389
M72-4 4 22 84 8 15 80 8 76 4 468
M72-5 5 26 97 10 17 93 10 89 4 698
M72-6 6 30 110 12 19 106 12 102 4 944
M72-8 8 36 134 13 22 130 13 126 4 1511
M72-10 10 40 150 15 24 146 15 144 4 1910
M72-12 12 40 158 15 24 154 15 150 4 2084
M72-14 14 45 174 18 27.5 169 18 164 5 2549
M72-16 16 50 194 21 30 189 21 184 5 3237
M72-18 18 54 208 23 32 203 23 198 5 3944
M72-20 20 60 226 25 35 221 25 216 5 5443
M72-22 22 64 228 26 37 223 26 218 5 6006
M72-24 24 68 233 27 39 228 27 223 5 6638
M72-26 26 72 234 29 41 229 29 224 5 7196
M72-28 28 78 244 30 44 239 30 234 5 9513
M72-30 30 84 254 32 47 249 32 244 5 10807
  • All dimensions are in inches. All weights are in pounds. Weights are approximate.
  • Listed sound data is based on typical performance and should not be considered absolute.
  • *See nomenclature guide for additional information on part number creation.

To order or for more information, call us at 800-234-6778 or complete our Contact Form

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