PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22741Muffler,exhaust

Walker Mfg Co · NSN 2990-01-379-5008 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-379-5008 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-379-5008. Primary manufacturer part number: 22741.
Features
  • Muffler,exhaust — FSC 2990
  • 2 verified cross-references
  • Primary manufacturer: Walker Mfg Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-379-5008, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Walker Mfg Co. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-379-5008
Primary Part Number22741
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWalker Mfg Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
9540-00-148-4374 INTERCHANGEABLE
Beam,structural
2920-00-845-7748768233 INTERCHANGEABLE
Contact Set,distributor
General Motors Llc Dba General Motors Llc
1650-00-924-588722741 INTERCHANGEABLE
Plunger,valve
Hamilton Sundstrand Corporation Dba Collins Aerospace
5330-00-969-0749 INTERCHANGEABLE
Gasket
3020-00-984-3966 INTERCHANGEABLE
Pulley,timing Belt
9310-01-083-521622741 INTERCHANGEABLE
Paper,cover
Wausau Paper Corp. Dba Wausau-Mosinee Paper/towel & Tissue
4730-01-107-234522741 INTERCHANGEABLE
Reducer,tube
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3040-01-386-633022741 INTERCHANGEABLE
Detent Plate
Emerson Automation Solutions Final Control Us Lp
Cross-Reference Index
Part NumberManufacturer
22741 PRIMARY Walker Mfg Co (USA)
22741 Kittrell Auto Parts (USA)
Related Parts
9540-00-148-4374INTERCHANGEABLE
BEAM,STRUCTURAL
2920-00-845-7748INTERCHANGEABLE
CONTACT SET,DISTRIBUTOR
768233
1650-00-924-5887INTERCHANGEABLE
PLUNGER,VALVE
22741
5330-00-969-0749INTERCHANGEABLE
GASKET
3020-00-984-3966INTERCHANGEABLE
PULLEY,TIMING BELT
9310-01-083-5216INTERCHANGEABLE
PAPER,COVER
22741
4730-01-107-2345INTERCHANGEABLE
REDUCER,TUBE
22741
3040-01-386-6330INTERCHANGEABLE
DETENT PLATE
22741

Frequently Asked Questions

What is NSN 2990-01-379-5008?

NSN 2990-01-379-5008 is a Muffler,exhaust, manufactured by Walker Mfg Co, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-379-5008?

NSN 2990-01-379-5008 has 2 cross-referenced part numbers: 22741 (Walker Mfg Co), 22741 (Kittrell Auto Parts).

What NSN replaces 2990-01-379-5008?

There are 8 known substitutes for 2990-01-379-5008: 9540-00-148-4374, 2920-00-845-7748, 1650-00-924-5887 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22741?

Key specifications for 22741: End Item Identification: LIGHT DUTY TRUCKS. 1 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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