PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T-8544Muffler,exhaust

Cummins Filtration Inc. · NSN 2990-00-146-0710 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-146-0710 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-146-0710. Primary manufacturer part number: T-8544.
Features
  • Muffler,exhaust — FSC 2990
  • Coolant Type: AIR
  • Outlet Location: OFF-CENTER ON END OF BODY
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Inlet Inside Diameter: 3.525 INCHES NOMINAL SINGLE INLET IN
  • Muffler Design: STRAIGHT THROUGH W/BAFFLE
  • Outlet Inside Diameter: 3.525 INCHES NOMINAL FIRST OUTLET IN
  • Baffle Quantity: 1
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-146-0710, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Cummins Filtration Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-00-146-0710
Primary Part NumberT-8544
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerCummins Filtration Inc.
StatusACTIVE
Coolant TypeAIR
Outlet LocationOFF-CENTER ON END OF BODY
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Inlet Inside Diameter3.525 INCHES NOMINAL SINGLE INLET IN
Muffler DesignSTRAIGHT THROUGH W/BAFFLE
Outlet Inside Diameter3.525 INCHES NOMINAL FIRST OUTLET IN
Baffle Quantity1
Outlet Projection Length10.625 INCHES NOMINAL FIRST OUTLET IN
Inlet LocationOFF-CENTER ON END OF BODY
Operating PositionUNIVERSAL
Inlet Projection Length10.625 INCHES NOMINAL SINGLE INLET IN
Design TypeDRY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-144-31838544 INTERCHANGEABLE
Seat,orifice
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Cartridge Systems Division
7050-00-413-22468392 INTERCHANGEABLE
Converter,digital to Analog
Analog Devices, Inc. Div Corporate Headquarters
5961-00-439-08718544 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Carlisle & Finch Co
4920-00-490-25158544 INTERCHANGEABLE
Window,synchro Angl
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
3020-00-863-43208544 INTERCHANGEABLE
Gear,screw Jack
Cef Industries Inc Environ Div
3020-00-863-43218544 INTERCHANGEABLE
Pinion,screw Jack
Cef Industries Inc Environ Div
4820-01-130-8816A6794.025.132 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-131-2342D5OFF-03-2 1/2IN INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
5310-01-199-2290 INTERCHANGEABLE
Nut,self-Locking,hexagon
4820-01-199-4474E8544C41M INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Cross-Reference Index
Part NumberManufacturer
8544 Cummins Filtration Inc. (USA)
790L1 White Motor Corp (USA)
ABT8544 Ar Bee Corp (USA)
T-8544 PRIMARY Cummins Filtration Inc. (USA)
Related Parts
4820-00-144-3183INTERCHANGEABLE
SEAT,ORIFICE
8544
7050-00-413-2246INTERCHANGEABLE
CONVERTER,DIGITAL TO ANALOG
8392
5961-00-439-0871INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
8544
4920-00-490-2515INTERCHANGEABLE
WINDOW,SYNCHRO ANGL
8544
3020-00-863-4320INTERCHANGEABLE
GEAR,SCREW JACK
8544
3020-00-863-4321INTERCHANGEABLE
PINION,SCREW JACK
8544
4820-01-130-8816INTERCHANGEABLE
STEM,FLUID VALVE
A6794.025.132
4820-01-131-2342INTERCHANGEABLE
VALVE,SAFETY RELIEF
D5OFF-03-2 1/2IN
5310-01-199-2290INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
4820-01-199-4474INTERCHANGEABLE
VALVE,SAFETY RELIEF
E8544C41M
5996-01-207-8030INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
1680-01-218-2079INTERCHANGEABLE
GEAR BOX,FLAP JK-SC
8544

Frequently Asked Questions

What is NSN 2990-00-146-0710?

NSN 2990-00-146-0710 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-00-146-0710?

NSN 2990-00-146-0710 has 4 cross-referenced part numbers: 8544 (Cummins Filtration Inc.), 790L1 (White Motor Corp), ABT8544 (Ar Bee Corp), T-8544 (Cummins Filtration Inc.).

What NSN replaces 2990-00-146-0710?

There are 12 known substitutes for 2990-00-146-0710: 4820-00-144-3183, 7050-00-413-2246, 5961-00-439-0871 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T-8544?

Key specifications for T-8544: Coolant Type: AIR; Outlet Location: OFF-CENTER ON END OF BODY; Material: STEEL LOCATION NOT OTHERWISE SPECIFIED; Overall Width: 11.500 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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