PartsTable TECHNICAL DATA SHEET
NSN 2990-01-210-2494Government record, cited

Muffler, Exhaust2990-01-210-2494

NSN 2990-01-210-2494 · NIIN 012102494 · Part number 393615
Briggs and Stratton Corp · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 08645
Government record, cited
NSN 2990-01-210-2494 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-210-2494. Manufacturer of record part number: 393615.
Also searched as  2990-01-210-2494 · 2990012102494 · NIIN 012102494 · 01-210-2494 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 08645 · 393615
Nearby stock numbers  ·
Features
  • Muffler,exhaust — FSC 2990
  • Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY
  • Coolant Type: AIR
  • Design Type: DRY
  • Baffle Quantity: 1
  • Muffler Design: BAFFLE
  • Inlet Connection Type: THREADED SINGLE INLET
  • Body Shape: ROUND
Identification
  • NSN: 2990-01-210-2494
  • NIIN: 012102494
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 393615
  • Manufacturer: Briggs and Stratton Corp
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-210-2494, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Briggs and Stratton Corp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-210-2494
Primary Part Number393615
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerBriggs and Stratton Corp
StatusACTIVE
Inlet LocationCENTRALLY LOCATED IN END SECTION OF BODY
Coolant TypeAIR
Design TypeDRY
Baffle Quantity1
Muffler DesignBAFFLE
Inlet Connection TypeTHREADED SINGLE INLET
Body ShapeROUND
Surface TreatmentALUMINUM
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
393615 PRIMARY Briggs and Stratton Corp (USA)
393615 Jencons (scientific) Limited (GBR)
393615 Toro Co the (USA)
No interchangeability data on file.
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-210-2494?

NSN 2990-01-210-2494 is a Muffler,exhaust, manufactured by Briggs and Stratton Corp, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-210-2494?

NSN 2990-01-210-2494 has 3 manufacturer part numbers on file: 393615 (Briggs and Stratton Corp), 393615 (Jencons (scientific) Limited), 393615 (Toro Co the).

What are the specifications of 393615?

Key specifications for 393615: Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY; Coolant Type: AIR; Design Type: DRY; Baffle Quantity: 1. 9 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-210-2494 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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