Inline, ASME Code Silencers: Model ILL-20 Expected Attenuation is 20 dBA Maxim ILL-20 Silencers will provide good silencing with minimal pressure drop when properly installed with pressure reducing valves and on centrifugal compressor discharges. These silencers are fabricated in accordance with ASME Boiler and Pressure Vessel Code, Division 1, Section VIII.

	Typical Applications Pressure reducing valves Centrifugal compressor discharges

	Features Advanced acoustical design All welded construction and long service life Easily installed in any position Prime coated exterior finish Low pressure drop

	Optional Accessories Flanged inlet and outlet connections Metallic wool packing Various support arrangements Special paint Stainless steel construction

To order or for more
information on the Maxim
Pressurized Service Silencers, Model ILL-20, call us at 832-554-0980 or complete our
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	Inline, ASME Code Silencers: Model ILL-20

	Attenuation for Inline, ASME Code Silencers: Model ILL-20

Inline, ASME Code Silencers:
Model ILL-20 Sizes and Specifications

	A	B	C	D	Max. Operating Pressure -20°F to 650°F for each design					Est. Wt.
Size	(Max.)		Nom	Nom	1⁄16" Corrosion Allowance					(Max.)
3	10¾	24	3		375; 540; 1200					256
3½	10¾	27	3½		325; 450; 1200					298
4	12¾	30	4		325; 450; 1200					457
5	12¾	36	5		325; 446 1200					565
6	12¾	42	6		194					156
6	13¼	56	6		249; 847; 1076					503
8	14	54	8		174					213
8	15¼	68	8		214; 731; 931					720
10	16	66	10		138					304
10	17¼	80	10		188; 554; 820					978
12	18	78	12		123					403
12	19¼	92	12		167; 413; 574; 794; 890					1269
14	20	90	14		100					504
14	21¼	105	14		151; 299; 446; 717; 804					1590
16	22	102	16		88					628
16	23¼	116	16		137; 273; 406; 473; 654; 733					1934
Note: Dimensions are applicable to both standard and reduced inlet silencers. Standard silencers do not include diffusers. Dimensinos C and D are equal on standard silencers. Data on larger sizes available upon request.

Download the Maxim ILL20 spec page here.