PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T-6184Muffler,exhaust

Cummins Filtration Inc. · NSN 2990-00-679-8878 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-679-8878 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-679-8878. Primary manufacturer part number: T-6184.
Features
  • Muffler,exhaust — FSC 2990
  • Design Type: DRY
  • Outlet Projection Length: 5.437 INCHES NOMINAL FIRST OUTLET IN
  • Inlet Flange Shape: SQUARE SINGLE INLET
  • Inlet Projection Length: 3.562 INCHES NOMINAL SINGLE INLET IN
  • Outlet Location: LOCATED 1.063 IN. OFF CENTER IN END SECTION OF BODY IN
  • Muffler Design: BAFFLE
  • Body Shape: ROUND
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-679-8878, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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
NSN2990-00-679-8878
Primary Part NumberT-6184
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerCummins Filtration Inc.
StatusACTIVE
Design TypeDRY
Outlet Projection Length5.437 INCHES NOMINAL FIRST OUTLET IN
Inlet Flange ShapeSQUARE SINGLE INLET
Inlet Projection Length3.562 INCHES NOMINAL SINGLE INLET IN
Outlet LocationLOCATED 1.063 IN. OFF CENTER IN END SECTION OF BODY IN
Muffler DesignBAFFLE
Body ShapeROUND
Baffle Quantity1
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Coolant TypeAIR
Outlet Connection TypeUNTHREADED FIRST OUTLET
Inlet Flange Mounting Hole Diameter0.562 INCHES NOMINAL SINGLE INLET IN
Center to Center Distance Between Mounting Holes5.500 IN. BOLT CIRCLE DIA SINGLE INLET IN
Operating PositionHORIZONTAL
Outlet Outside Diameter3.437 INCHES NOMINAL FIRST OUTLET IN
Inlet Flange Mounting Provision and Quantity4 HOLES SINGLE INLET
Tube Quantity2
Inlet LocationLOCATED ON HORIZONTAL CENTERLINE 2.875 IN. FROM END IN
Overall Diameter6.625 INCHES NOMINAL IN
Inlet Connection TypeFLANGE SINGLE INLET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1005-00-019-79016184 INTERCHANGEABLE
Magazine,cartridge
Smith & Wesson Sales Company
5306-00-272-4449 INTERCHANGEABLE
Bolt,machine
5360-00-366-655161-84 INTERCHANGEABLE
Spring,helical,compression
Chrysler Realty Company Llc Dba Daimler Chrysler
5330-00-392-45176184 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5940-00-620-8424 INTERCHANGEABLE
Terminal,lug
5962-01-069-2637 INTERCHANGEABLE
Microcircuit,digital
4820-01-115-52276184-2 INTERCHANGEABLE
Cartridge,valve,calibrated Flow
Pneudraulics, Inc.
5950-01-228-671777C721945P001 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms
5340-01-487-65166184 INTERCHANGEABLE
Clamp,loop
Chantilly Development Corporation Dba Acme Specialty Mfg Co Div Acme Specialty Mfg.
5365-01-490-54126184 INTERCHANGEABLE
Bushing Blank
Crosby Group Inc the Mckissick Plant Div
Cross-Reference Index
Part NumberManufacturer
T-6184 PRIMARY Cummins Filtration Inc. (USA)
04060-0058 Harsco Corp Bmy-Combat Systems Div (USA)
4060-058 Harsco Corp Bmy-Combat Systems Div (USA)
4060-14 Harsco Corp Bmy-Combat Systems Div (USA)
6184 Cummins Filtration Inc. (USA)
ABT61184 Ar Bee Corp (USA)
04060-0014 Harsco Corp Bmy-Combat Systems Div (USA)
Related Parts
1005-00-019-7901INTERCHANGEABLE
MAGAZINE,CARTRIDGE
6184
5306-00-272-4449INTERCHANGEABLE
BOLT,MACHINE
5360-00-366-6551INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
61-84
5330-00-392-4517INTERCHANGEABLE
SEAL,PLAIN ENCASED
6184
5940-00-620-8424INTERCHANGEABLE
TERMINAL,LUG
5962-01-069-2637INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
4820-01-115-5227INTERCHANGEABLE
CARTRIDGE,VALVE,CALIBRATED FLOW
6184-2
5950-01-228-6717INTERCHANGEABLE
TRANSFORMER,POWER
77C721945P001
5340-01-487-6516INTERCHANGEABLE
CLAMP,LOOP
6184
5365-01-490-5412INTERCHANGEABLE
BUSHING BLANK
6184
5340-01-654-8082INTERCHANGEABLE
CLAMP,BLOCK,SECTION
406014
8340-01-669-1641INTERCHANGEABLE
SPINDLE,TENT
6184

Frequently Asked Questions

What is NSN 2990-00-679-8878?

NSN 2990-00-679-8878 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 2990-00-679-8878?

NSN 2990-00-679-8878 has 7 cross-referenced part numbers: T-6184 (Cummins Filtration Inc.), 04060-0058 (Harsco Corp Bmy-Combat Systems Div), 4060-058 (Harsco Corp Bmy-Combat Systems Div), 4060-14 (Harsco Corp Bmy-Combat Systems Div), 6184 (Cummins Filtration Inc.) and 2 more.

What NSN replaces 2990-00-679-8878?

There are 12 known substitutes for 2990-00-679-8878: 1005-00-019-7901, 5306-00-272-4449, 5360-00-366-6551 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T-6184?

Key specifications for T-6184: Design Type: DRY; Outlet Projection Length: 5.437 INCHES NOMINAL FIRST OUTLET IN; Inlet Flange Shape: SQUARE SINGLE INLET; Inlet Projection Length: 3.562 INCHES NOMINAL SINGLE INLET IN. 21 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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