Exhaust Muffler NSN 2990-00-038-4341

NSN: 2990-00-038-4341

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Features and Characteristics

Overall Length

24.375 inches

Inlet Connection Type

Unthreaded single inlet

Overall Diameter

8.000 inches

Outlet Inside Diameter

3.750 inches

Design Type

Dry

Coolant Type

Any acceptable

Muffler Design

Baffle

Baffle Quantity

Body Shape

Round

Operating Position

Horizontal

Inlet Location

Located on side of body centered 3-5/8 in. From outlet end of body, on side of body centered 9-3/8 in. From outlet end of body, on side of body centered 15-1/8 in. From outlet end of body and on side of body centered 20-7/8 in. From outlet end of body

Inlet Projection Length

4.000 inches single inlet

Inlet Flange Shape

Rectangle

Inlet Flange Mounting Provision And Quantity

5 holes

Inlet Flange Mounting Hole Diameter

0.500 inches

Inlet Flange Mounting Provision Spacing

5-3/4 in. C to c distance between bolt holes

Inlet Outside Diameter

3.750 inches single inlet

Inlet Inside Diameter

3.500 inches single inlet

Outlet Connection Type

Unthreaded single inlet

Outlet Location

Located 9/16 in. C to c from horizontal center line

Outlet Projection Length

2.000 inches

Outlet Outside Diameter

4.000 inches

Material

Steel, stainless

Material

Stainless steel

Surface Treatment

Any acceptable

FSC

2990 Nonaircraft Miscellaneous Engine Accessories

NIIN

000384341

NSN

2990000384341

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1556

Cage Code:

81381

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8708925000
NAICS: 336390
SITC: 78439
Description: Mufflers and exhaust pipes for vehicles, nesoi
End Use (Code 30230):
Other parts and accessories of vehicles

Q & A

Frequently asked questions for NSN 2990-00-038-4341

What are the manufacturers of nsn 2990000384341?

Stewart & Stevenson Power Products (81381)

Does this nsn 2990000384341 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 2990000384341

Does nsn 2990000384341 contain any precious metals?
Precious metal content is unknown.

Does nsn 2990000384341 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 2990000384341?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

10849

FIIG:

T135-C

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service