Exhaust Muffler NSN 2990-01-025-4253

NSN: 2990-01-025-4253

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Features and Characteristics

Insulation Material

Bronze wool, frg-w820210-a

Overall Length

13.968 inches

Inlet Connection Type

Flange

Overall Diameter

5.250 inches

Design Type

Jacketed

Muffler Design

Louver

Body Shape

Round

Operating Position

Universal

Inlet Location

Centrally located in end section of body

Inlet Projection Length

1.938 inches

Inlet Flange Shape

Round

Inlet Flange Mounting Provision And Quantity

6 holes

Inlet Flange Mounting Hole Diameter

0.562 inches

Material

Nickel copper alloy

Material

Nickel alloy

Surface Treatment

Any acceptable

FSC

2990 Nonaircraft Miscellaneous Engine Accessories

NIIN

010254253

NSN

2990010254253

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

0311815

Cage Code:

99016

Status:

MSDS:

Part Number:

0311815 140-86570-15S

Cage Code:

99016

Status:

MSDS:

Part Number:

140-86570-15S

Cage Code:

99016

Status:

MSDS:

Part Number:

140-86570-15S 1 1-2IPS MONEL

Cage Code:

99016

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 2990-01-025-4253

What are the manufacturers of nsn 2990010254253?

Allied Witan Co (99016)

Does this nsn 2990010254253 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 2990010254253

Does nsn 2990010254253 contain any precious metals?
Precious metal content is unknown.

Does nsn 2990010254253 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 2990010254253?
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:

What do you get when you order from nationalstocknumber.org?

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