PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T-8340Muffler,exhaust

Cummins Filtration Inc. · NSN 2990-00-083-8569 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-083-8569 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-083-8569. Primary manufacturer part number: T-8340.
Features
  • Muffler,exhaust — FSC 2990
  • Coolant Type: AIR
  • Baffle Quantity: 2
  • Outlet Outside Diameter: 2.000 INCHES NOMINAL FIRST OUTLET IN
  • Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY
  • Outlet Location: CENTERED ON END OF BODY
  • Inlet Projection Length: 2.750 INCHES NOMINAL SINGLE INLET IN
  • Design Type: DRY
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-083-8569, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-00-083-8569
Primary Part NumberT-8340
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerCummins Filtration Inc.
StatusACTIVE
Coolant TypeAIR
Baffle Quantity2
Outlet Outside Diameter2.000 INCHES NOMINAL FIRST OUTLET IN
Inlet LocationCENTRALLY LOCATED IN END SECTION OF BODY
Outlet LocationCENTERED ON END OF BODY
Inlet Projection Length2.750 INCHES NOMINAL SINGLE INLET IN
Design TypeDRY
Outlet Inside Diameter1.850 INCHES NOMINAL FIRST OUTLET IN
Outlet Projection Length7.000 INCHES NOMINAL FIRST OUTLET IN
Inlet Inside Diameter2.390 INCHES NOMINAL SINGLE INLET IN
Tube Quantity2
Surface TreatmentPAINT
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Muffler DesignSTRAIGHT THROUGH W/BAFFLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3030-00-012-25167190 INTERCHANGEABLE
Belt,v
Gates Corporation
5930-00-090-7328 INTERCHANGEABLE
Switch,rotary
5130-00-705-5974 INTERCHANGEABLE
Brush,wire,rotary Cup
5975-00-825-91218340 INTERCHANGEABLE
Rod,ground
Joslyn Corp
5998-01-025-3621 INTERCHANGEABLE
Circuit Card Assembly
6550-01-047-53858340 INTERCHANGEABLE
Decalcifying Solution
Pierce Biotechnology Inc
5930-01-209-91818340 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
5998-01-381-01158340 INTERCHANGEABLE
Sheet,printed Wiring Board
Quarterwave Corp.
5136-01-431-64948340 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
5340-01-713-532883/40 INTERCHANGEABLE
Padlock
Abus Security Locks
Cross-Reference Index
Part NumberManufacturer
0237290 Allis-Chalmers Corp (USA)
0237290-2 Allis-Chalmers Corp (USA)
ABT8340 Brighton Cromwell Llc (USA)
70237290 Minnpar, Llc Dba Minnpar (USA)
237290 Minnpar, Llc Dba Minnpar (USA)
ABT8340 Ar Bee Corp (USA)
70237290 Allis-Chalmers Corp (USA)
237290 Allis-Chalmers Corp (USA)
8340 Cummins Filtration Inc. (USA)
T-8340 PRIMARY Cummins Filtration Inc. (USA)
Related Parts
3030-00-012-2516INTERCHANGEABLE
BELT,V
7190
5930-00-090-7328INTERCHANGEABLE
SWITCH,ROTARY
5130-00-705-5974INTERCHANGEABLE
BRUSH,WIRE,ROTARY CUP
5975-00-825-9121INTERCHANGEABLE
ROD,GROUND
8340
5998-01-025-3621INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6550-01-047-5385INTERCHANGEABLE
DECALCIFYING SOLUTION
8340
5930-01-209-9181INTERCHANGEABLE
SWITCH,PRESSURE
8340
5998-01-381-0115INTERCHANGEABLE
SHEET,PRINTED WIRING BOARD
8340
5136-01-431-6494INTERCHANGEABLE
TAP,THREAD CUTTING
8340
5340-01-713-5328INTERCHANGEABLE
PADLOCK
83/40

Frequently Asked Questions

What is NSN 2990-00-083-8569?

NSN 2990-00-083-8569 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 2990-00-083-8569?

NSN 2990-00-083-8569 has 10 cross-referenced part numbers: 0237290 (Allis-Chalmers Corp), 0237290-2 (Allis-Chalmers Corp), ABT8340 (Brighton Cromwell Llc), 70237290 (Minnpar, Llc Dba Minnpar), 237290 (Minnpar, Llc Dba Minnpar) and 5 more.

What NSN replaces 2990-00-083-8569?

There are 10 known substitutes for 2990-00-083-8569: 3030-00-012-2516, 5930-00-090-7328, 5130-00-705-5974 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T-8340?

Key specifications for T-8340: Coolant Type: AIR; Baffle Quantity: 2; Outlet Outside Diameter: 2.000 INCHES NOMINAL FIRST OUTLET IN; Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY. 17 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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