Industrial "400"
Level Exhaust Silencers
TYPICAL Attenuation CURVE dB(A)
Application:
Nelson Industrial Level Silencers are designed to reduce
total engine exhaust noise 12-18dB(A). These silencers
are recommended where minimum silencing is required
and ambient noise levels are medium to high.
Construction:
Mild Steel: Nelson Silencers over 26.1 O.D. are
fabricated of mild steel as standard material. Maximum
operating temperature is 1100F.
Aluminized Steel: Nelson Silencers through 26.1 O.D.
are fabricated of aluminized steel as standard materials.
This material has a maximum operating temperature is
1250F
Silicon Aluminum Paint: Nelson Silencers through 26.1
O.D. are given a coat of high heat resisting silicon
aluminum paint.
Gray Primer: Nelson Silencers over 26.1 O.D. are given
a coat of high heat resisting gray primer as standard
paint.
"F" Mounting Range
Standard in sizes 4" to 14".
Drilling matches
125/150# ASA standard.
"P" Pipe Ends
NPT ends offered in sizes 3/4"
through 4".
Companion flanges available for 4" to 14".
PRESSURE DROP:
Sample Specification:
The silencer is to be a Nelson Industrial "100" Level Silencer constructed of aluminized steel (26.1 inch body diameter and
smaller) or mild steel (larger than 26.1 inch body diameter) with all welded construction and suitable for mounting in any
position. The silencer shall be complete with the following Nelson accessories:
