PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

493288Muffler,exhaust

Briggs and Stratton Corp · NSN 2990-00-231-7339 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-231-7339 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-231-7339. Primary manufacturer part number: 493288.
Features
  • Muffler,exhaust — FSC 2990
  • 4 verified cross-references
  • Primary manufacturer: Briggs and Stratton Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-231-7339, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Briggs and Stratton Corp. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMuffler,exhaust
FSC / FSG2990 — No Item Name Available (FSG 29)
ManufacturersBriggs and Stratton Corp (CAGE 08645); Power Lawnmower Parts Inc (CAGE 1CU37)
Technical Specifications
ParameterValue
NSN2990-00-231-7339
Primary Part Number493288
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerBriggs and Stratton Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-259-9794SC-C-201989 INTERCHANGEABLE
Connector,plug,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-752-7693L225818 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
2840-00-927-2019582801 INTERCHANGEABLE
Stiffener,inlet Vane
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
295905 Briggs and Stratton Corp (USA)
157-057 Power Lawnmower Parts Inc (USA)
493288 PRIMARY Briggs and Stratton Corp (USA)
392811 Briggs and Stratton Corp (USA)
Related Parts
5935-00-259-9794INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
SC-C-201989
3110-00-752-7693INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
L225818
2840-00-927-2019INTERCHANGEABLE
STIFFENER,INLET VANE
582801

Frequently Asked Questions

What is NSN 2990-00-231-7339?

NSN 2990-00-231-7339 is a Muffler,exhaust, manufactured by Briggs and Stratton Corp, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-00-231-7339?

NSN 2990-00-231-7339 has 4 cross-referenced part numbers: 295905 (Briggs and Stratton Corp), 157-057 (Power Lawnmower Parts Inc), 493288 (Briggs and Stratton Corp), 392811 (Briggs and Stratton Corp).

What NSN replaces 2990-00-231-7339?

There are 3 known substitutes for 2990-00-231-7339: 5935-00-259-9794, 3110-00-752-7693, 2840-00-927-2019. Verify interchangeability with system specifications before substitution.

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