NSN 2990-01-208-7868

Exhaust Muffler

FSC: 2990 NIIN: 012087868

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Product Characteristics

NSN:

2990012087868

Demilitarization:

INC:

10849

Shelf Life:

N/A

Overall Length:

32.000 inches

Inlet Connection Type:

Flange single inlet

Overall Diameter:

Between 17.750 inches and 18.000 inches

End Application:

Used on detroit diesel model 6v-53 aboard 44 ft coast guard vessels

Outlet Inside Diameter:

6.000 inches single inlet

Design Type:

Wet

Coolant Type:

Water

Muffler Design:

Multipass

Tube Quantity:

Body Shape:

Round

Operating Position:

Any acceptable

Inlet Location:

Equally spaced on bottom convex 10.500 ins. C to c single inlet

Inlet Projection Length:

2.000 inches single inlet

Inlet Flange Shape:

Round single inlet

Inlet Flange Mounting Provision And Quantity:

8 holes single inlet

Inlet Flange Mounting Hole Diameter:

0.750 inches single inlet

Inlet Flange Mounting Provision Spacing:

7.1/2 in. C to c dim. Of bolt holes single inlet

Inlet Outside Diameter:

9.000 inches single inlet

Inlet Inside Diameter:

6.000 inches single inlet

Outlet Connection Type:

Unthreaded single inlet

Outlet Location:

Located on bottom vertical centered 90 degrees from inlets single inlet

Outlet Projection Length:

4.000 inches single inlet

Outlet Outside Diameter:

6.625 inches single inlet

Cubic Measure:

5.000 cubic feet

Special Features:

Min.Thickness of outside shell .125 in{ max.Exhaust outlet back pressure 5.5 hg at 800 rpms{ jacket water flow 77 gals per min. At 2300 rpms

Material:

Stainless steel

Part Numbers

44MLB(S)4103-85
UNITED STATES COAST GUARD

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8708925000 - Mufflers and exhaust pipes for vehicles, nesoi.

Professional Distribution

ITAR Registered
DDTC Registered
HAZMAT Certified
AS9120 Quality Standards
100% Quality Inspections

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Cage Codes

UNITED STATES COAST GUARD - 06101