NSN 2990-00-316-4901

Exhaust Muffler

FSC: 2990     NIIN: 003164901
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NSN 2990-00-316-4901 Description

81.688 inches overall length, flange inlet connection type, 39.688 inches overall diameter, wet design type, horizontal operating position.

Product Characteristics

NSN:
2990003164901
Demilitarization:
NO
INC:
10849
Shelf Life:
N/A
Overall Length:
81.688 inches
Inlet Connection Type:
Unthreaded single inlet
Overall Diameter:
39.688 inches
Outlet Inside Diameter:
13.625 inches
Design Type:
Wet
Coolant Type:
Water
Muffler Design:
Straight through
Body Shape:
Round
Operating Position:
Horizontal
Inlet Location:
Located 24-1/2 in. From center to flat end of muffler on left side looking aft
Inlet Projection Length:
24.000 inches
Inlet Flange Shape:
Round
Inlet Flange Mounting Provision And Quantity:
19 holes
Inlet Flange Mounting Hole Diameter:
1.000 inches
Inlet Flange Mounting Provision Spacing:
17-3/8 in. Diameter bolt circle
Inlet Outside Diameter:
19.125 inches
Inlet Inside Diameter:
13.625 inches
Outlet Connection Type:
Unthreaded single inlet
Outlet Location:
34-9/16 in. From center line of inlet to center line of outlet on left side looking aft
Outlet Projection Length:
24.000 inches
Outlet Flange Shape:
Round
Outlet Flange Mounting Provision And Quantity:
19 studs
Outlet Flange Mounting Hole Diameter:
1.000 inches
Outlet Flange Mounting Provision Spacing:
17-3/8 in. Diameter bolt circle
Outlet Outside Diameter:
19.125 inches
Water Inlet Connection Type:
Unthreaded
Water Inlet Location:
Center located 11 in. From center line of exhaust inlet
Water Inlet Projection Length:
24.063 inches
Water Inlet Flange Shape:
Round
Water Inlet Flange Bolt Hole Spacing:
9-1/2 in. Diameter bolt circle
Water Inlet Flange Bolt Hole Quantity:
8
Water Inlet Flange Bolt Hole Diameter:
0.875 inches
Water Inlet Outside Diameter:
11.000 inches
Water Inlet Inside Diameter:
6.000 inches
Water Outlet Connection Type:
Flange
Water Outlet Quantity:
1
Water Outlet Location:
Near exhaust outlet toward center of muffler
Water Outlet Projection Length:
24.063 inches
Water Outlet Flange Shape:
Square
Water Outlet Flange Bolt Circle Diameter:
9.500 inches
Water Outlet Flange Bolt Hole Quantity:
8
Water Outlet Flange Bolt Hole Diameter:
0.875 inches
Water Outlet Outside Diameter:
11.000 inches
Water Outlet Inside Diameter:
6.000 inches
Hand Hole Quantity:
2
Material:
Nickel-copper, mil-n-894 or steel, mil-s-853
Material:
Nickel-copper, mil-n-894 or steel, mil-s-853
Surface Treatment:
Porcelain enamel
Reference Number Differentiating Characteristics:
Port

Part Numbers

  • 20-3D1855P
    WESTCOTT SNYDER MFG CORP
  • D1855
    WESTCOTT SNYDER MFG CORP
  • D1855PC1T040
    WESTCOTT SNYDER MFG CORP
  • E1866PC20-3P
    WESTCOTT SNYDER MFG CORP

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
ITAR registered supplier

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NSN: 2990-00-316-4901 muffler,exhaust
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Cage Codes
WESTCOTT SNYDER MFG CORP - 81334