PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T-8274Muffler,exhaust

Cummins Filtration Inc. · NSN 2990-00-076-9781 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-076-9781 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-076-9781. Primary manufacturer part number: T-8274.
Features
  • Muffler,exhaust — FSC 2990
  • Outlet Projection Length: 2.250 INCHES NOMINAL FIRST OUTLET IN
  • Muffler Design: STRAIGHT THROUGH W/BAFFLE
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Baffle Quantity: 1
  • Coolant Type: AIR
  • Design Type: DRY
  • Operating Position: UNIVERSAL
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-076-9781, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 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
NSN2990-00-076-9781
Primary Part NumberT-8274
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerCummins Filtration Inc.
StatusACTIVE
Outlet Projection Length2.250 INCHES NOMINAL FIRST OUTLET IN
Muffler DesignSTRAIGHT THROUGH W/BAFFLE
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Baffle Quantity1
Coolant TypeAIR
Design TypeDRY
Operating PositionUNIVERSAL
Inlet Inside Diameter2.030 INCHES NOMINAL SINGLE INLET IN
Inlet LocationLOCATED ON SIDE OF BODY
Outlet LocationOFF-CENTER ON END OF BODY
Outlet Inside Diameter1.620 INCHES NOMINAL FIRST OUTLET IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-100-0219253050 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Agco Corp Parts Opn
3120-00-555-6403 INTERCHANGEABLE
Bushing,sleeve
5910-00-666-8193 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
2805-00-734-76428274 INTERCHANGEABLE
Pump,with Gasket
General Motors Corp
5330-01-095-704610109 INTERCHANGEABLE
Gasket
Kinedyne Llc
6550-01-113-5991 INTERCHANGEABLE
Test Kit,occult Blood Determinat
3950-01-217-8047 INTERCHANGEABLE
Winch,drum,power Operated
5331-01-270-1265 INTERCHANGEABLE
O-Ring
5120-01-289-7477 INTERCHANGEABLE
Alignment Tool,electronic Equipm
5950-01-338-35768274 INTERCHANGEABLE
Coil,radio Frequency
Gowanda Holdings, Llc Div Gowanda Electronics Corp.
Cross-Reference Index
Part NumberManufacturer
ABT8274 Brighton Cromwell Llc (USA)
8274 Cummins Filtration Inc. (USA)
4776822-1 Allis-Chalmers Corp (USA)
74776822 New Holland Construction (USA)
74776822-1 Kalmar AC Inc (USA)
4776822-1 New Holland Construction (USA)
4776822-1 Allis-Chalmers Corp Industrial Tractor Div (USA)
T-8274 PRIMARY Cummins Filtration Inc. (USA)
ABT8274 Ar Bee Corp (USA)
Related Parts
3110-00-100-0219INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
253050
3120-00-555-6403INTERCHANGEABLE
BUSHING,SLEEVE
5910-00-666-8193INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
2805-00-734-7642INTERCHANGEABLE
PUMP,WITH GASKET
8274
5330-01-095-7046INTERCHANGEABLE
GASKET
10109
6550-01-113-5991INTERCHANGEABLE
TEST KIT,OCCULT BLOOD DETERMINAT
3950-01-217-8047INTERCHANGEABLE
WINCH,DRUM,POWER OPERATED
5331-01-270-1265INTERCHANGEABLE
O-RING
5120-01-289-7477INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
5950-01-338-3576INTERCHANGEABLE
COIL,RADIO FREQUENCY
8274

Frequently Asked Questions

What is NSN 2990-00-076-9781?

NSN 2990-00-076-9781 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 2990-00-076-9781?

NSN 2990-00-076-9781 has 9 cross-referenced part numbers: ABT8274 (Brighton Cromwell Llc), 8274 (Cummins Filtration Inc.), 4776822-1 (Allis-Chalmers Corp), 74776822 (New Holland Construction), 74776822-1 (Kalmar AC Inc) and 4 more.

What NSN replaces 2990-00-076-9781?

There are 10 known substitutes for 2990-00-076-9781: 3110-00-100-0219, 3120-00-555-6403, 5910-00-666-8193 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T-8274?

Key specifications for T-8274: Outlet Projection Length: 2.250 INCHES NOMINAL FIRST OUTLET IN; Muffler Design: STRAIGHT THROUGH W/BAFFLE; Material: STEEL LOCATION NOT OTHERWISE SPECIFIED; Baffle Quantity: 1. 14 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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