PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1305334H1Muffler,exhaust

Dressta North America Ltd · NSN 2990-00-074-8873 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-074-8873 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-074-8873. Primary manufacturer part number: 1305334H1.
Features
  • Muffler,exhaust — FSC 2990
  • Overall Diameter: 5.500 INCHES NOMINAL IN
  • Coolant Type: AIR
  • Design Type: DRY
  • Inlet Location: CENTERED ON END OF BODY
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Outlet Location: CENTERED ON END OF BODY
  • Operating Position: UNIVERSAL
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-074-8873, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Dressta North America Ltd. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2990-00-074-8873
Primary Part Number1305334H1
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerDressta North America Ltd
StatusCANCELLED
Overall Diameter5.500 INCHES NOMINAL IN
Coolant TypeAIR
Design TypeDRY
Inlet LocationCENTERED ON END OF BODY
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Outlet LocationCENTERED ON END OF BODY
Operating PositionUNIVERSAL
Outlet Projection Length10.940 INCHES NOMINAL FIRST OUTLET IN
Baffle Quantity1
Muffler DesignBAFFLE
Inlet Inside Diameter1.930 INCHES NOMINAL SINGLE INLET IN
Outlet Outside Diameter2.050 INCHES NOMINAL FIRST OUTLET IN
Inlet Projection Length2.690 INCHES NOMINAL SINGLE INLET IN
Surface TreatmentALUMINUM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-081-7730 INTERCHANGEABLE
Reactor
6240-00-143-3049 INTERCHANGEABLE
Lamp,incandescent
2530-00-204-36341524 INTERCHANGEABLE
Cap,grease
Saginaw Products Corporation Dba Cignys
5930-00-259-7159 INTERCHANGEABLE
Switch,rotary
5340-00-421-9892F6N4-562-0 INTERCHANGEABLE
Clamp,loop
Catamount Mfg Inc
4820-00-457-6392 INTERCHANGEABLE
Valve,pneumatic Tank
5935-01-043-5841 INTERCHANGEABLE
Connector,plug,electrical
5930-01-073-3341 INTERCHANGEABLE
Switch,digital
5340-01-121-00211771757-35 INTERCHANGEABLE
Clamp,loop
Honeywell Intl Inc Defense Avionics Systems
5970-01-155-65029166 INTERCHANGEABLE
Insulator,bowl
Lapp Insulators Llc
Cross-Reference Index
Part NumberManufacturer
1305334H1 PRIMARY Dressta North America Ltd (USA)
T-9166 PRIMARY Cummins Filtration Inc. (USA)
MFM05-5008 Donaldson Company, Inc. (USA)
9166 Cummins Filtration Inc. (USA)
ABT9166 Brighton Cromwell Llc (USA)
MFM05-008 Donaldson Company, Inc. (USA)
9166-B Cummins Filtration Inc. (USA)
381665R92 International Harvester Co Agricultural Equipment Div (USA)
403825R1 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
MFM05-5019 PRIMARY Donaldson Company, Inc. (USA)
381665R92 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
21039 PRIMARY Walker Mfg Co (USA)
ABT9166 Ar Bee Corp (USA)
381665R92 Navistar International Corporation Dba Navistar (USA)
Related Parts
5950-00-081-7730INTERCHANGEABLE
REACTOR
6240-00-143-3049INTERCHANGEABLE
LAMP,INCANDESCENT
2530-00-204-3634INTERCHANGEABLE
CAP,GREASE
1524
5930-00-259-7159INTERCHANGEABLE
SWITCH,ROTARY
5340-00-421-9892INTERCHANGEABLE
CLAMP,LOOP
F6N4-562-0
4820-00-457-6392INTERCHANGEABLE
VALVE,PNEUMATIC TANK
5935-01-043-5841INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5930-01-073-3341INTERCHANGEABLE
SWITCH,DIGITAL
5340-01-121-0021INTERCHANGEABLE
CLAMP,LOOP
1771757-35
5970-01-155-6502INTERCHANGEABLE
INSULATOR,BOWL
9166
5315-01-503-0002INTERCHANGEABLE
PIN,TAPERED,PLAIN
21039
5130-01-560-2412INTERCHANGEABLE
SANDER,DISK,PNEUMATIC,PORTABLE

Frequently Asked Questions

What is NSN 2990-00-074-8873?

NSN 2990-00-074-8873 is a Muffler,exhaust, manufactured by Dressta North America Ltd, classified under FSC 2990 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2990-00-074-8873?

NSN 2990-00-074-8873 has 14 cross-referenced part numbers: 1305334H1 (Dressta North America Ltd), T-9166 (Cummins Filtration Inc.), MFM05-5008 (Donaldson Company, Inc.), 9166 (Cummins Filtration Inc.), ABT9166 (Brighton Cromwell Llc) and 9 more.

What NSN replaces 2990-00-074-8873?

There are 12 known substitutes for 2990-00-074-8873: 5950-00-081-7730, 6240-00-143-3049, 2530-00-204-3634 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1305334H1?

Key specifications for 1305334H1: Overall Diameter: 5.500 INCHES NOMINAL IN; Coolant Type: AIR; Design Type: DRY; Overall Length: 27.380 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2990-00-074-8873 still in active supply?

NSN 2990-00-074-8873 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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