Exhaust Muffler

NSN: 2990-00-294-2257 | Model: T4443C

NSN Properties and Flags

NATO Stock Number

2990-00-294-2257

DEMIL

Overall Length

18.750 inches

Inlet Connection Type

Unthreaded single inlet

Overall Diameter

12.125 inches

Outlet Inside Diameter

3.000 inches

Design Type

Dry

Coolant Type

Air

Muffler Design

Multipass w/integral spark arrestor

Tube Quantity

Body Shape

Round

Operating Position

Horizontal

Inlet Location

Located 3 in. C to c from horizontal centerline

Inlet Projection Length

4.125 inches

Inlet Flange Shape

Round

Inlet Flange Mounting Provision And Quantity

4 holes

Inlet Flange Mounting Hole Diameter

0.469 inches

Inlet Flange Mounting Provision Spacing

5-3/8 in. Diameter bolt circle

Inlet Outside Diameter

4.125 inches

Inlet Inside Diameter

4.000 inches

Outlet Connection Type

Unthreaded single inlet

Outlet Location

Located 3 in. C to c from horizontal centerline

Outlet Projection Length

5.625 inches

Outlet Flange Shape

Triangular

Outlet Flange Mounting Provision And Quantity

3 holes

Outlet Flange Mounting Hole Diameter

0.469 inches

Outlet Flange Mounting Provision Spacing

5 in. Diameter bolt circle

Outlet Outside Diameter

3.125 inches

Material

Steel

Material

Steel

Surface Treatment

Aluminum

Surface Treatment

Aluminum

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 2990-00-294-2257 Datasheet

Supply Class (FSC):

Nonaircraft Miscellaneous Engine Accessories

Cross Reference:

T4443C
7974710

Cage Codes:

Cummins Filtration Inc. (CAGE 76700)
U S Army Tank Automotive Command (CAGE 19207)

Replacements:

2990-00-294-2257 replaces 2990-00-568-8684

Schedule B & Trade:

Schedule B: 8708925000 (NAICS 336390)

Mufflers and exhaust pipes for vehicles, nesoi
SITC: 78439

Parts and accessories n.E.S. For tractors, motor cars and other motor vehicles, trucks, public-transport vehicles and road motor vehicles, n.E.S.
End Use: 30230

Other parts and accessories of vehicles

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

125850 - Muffler/exhaust sys/pipe/etc
WCC:

593 - Motors and parts, (machinery and parts),(less than 35 feet)
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
J2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $994.28 to $1,657.13..
Does NSN 2990-00-294-2257 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, Department Of The Navy, Austria, Israel, Canada, Republic Of Korea, Greece, and Turkey
What is the NIIN of NSN 2990-00-294-2257?
002942257 or 00-294-2257
Does NSN 2990-00-294-2257 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2990-00-294-2257?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963