Muffler, Exhaust2990-01-615-3176

NSN 2990-01-615-3176 · NIIN 016153176 · Part number M101169

Donaldson Company, Inc. · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 18265

Government record, cited

NSN 2990-01-615-3176 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-615-3176. Manufacturer of record part number: M101169.

Also searched as 2990-01-615-3176 · 2990016153176 · NIIN 016153176 · 01-615-3176 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 18265 · M101169 · D01340P003000

Nearby stock numbers ← 2990-01-615-2623 Muffler, Exhaust · 2990-01-615-3194 Connector, Exhaust Pipe →

Features

Muffler,exhaust — FSC 2990
Inlet Flange Shape: ROUND SINGLE INLET
Operating Position: VERTICAL
Inlet Outside Diameter: 4.00 INCHES NOMINAL SINGLE INLET IN
Design Type: DRY
Overall Diameter: 10.00 INCHES NOMINAL IN
Outlet Outside Diameter: 4.00 INCHES NOMINAL FIRST OUTLET IN
Outlet Flange Shape: ROUND FIRST OUTLET

Identification

NSN: 2990-01-615-3176
NIIN: 016153176
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: M101169
Manufacturer: Donaldson Company, Inc.

General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-615-3176, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Donaldson Company, Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-615-3176
Primary Part Number	M101169
Item Name	Muffler,exhaust
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Donaldson Company, Inc.
Status	ACTIVE
Inlet Flange Shape	ROUND SINGLE INLET
Operating Position	VERTICAL
Inlet Outside Diameter	4.00 INCHES NOMINAL SINGLE INLET IN
Design Type	DRY
Overall Diameter	10.00 INCHES NOMINAL IN
Outlet Outside Diameter	4.00 INCHES NOMINAL FIRST OUTLET IN
Outlet Flange Shape	ROUND FIRST OUTLET
Body Shape	ROUND

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
M101169 PRIMARY	Donaldson Company, Inc. (USA)
D01340P003000	Cefa (FRA)

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 2990-01-615-3176?

NSN 2990-01-615-3176 is a Muffler,exhaust, manufactured by Donaldson Company, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-615-3176?

NSN 2990-01-615-3176 has 2 manufacturer part numbers on file: M101169 (Donaldson Company, Inc.), D01340P003000 (Cefa).

What are the specifications of M101169?

Key specifications for M101169: Inlet Flange Shape: ROUND SINGLE INLET; Operating Position: VERTICAL; Inlet Outside Diameter: 4.00 INCHES NOMINAL SINGLE INLET IN; Design Type: DRY. 8 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-615-3176 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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