PartsTable TECHNICAL DATA SHEET

NSN 2990-01-724-9664Government record, cited

Muffler, Exhaust2990-01-724-9664

NSN 2990-01-724-9664 · NIIN 017249664 · Part number M091210

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

Government record, cited

NSN 2990-01-724-9664 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-724-9664. Manufacturer of record part number: M091210.

Also searched as 2990-01-724-9664 · 2990017249664 · NIIN 017249664 · 01-724-9664 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 18265 · M091210 · 12640402 · 12640402

Nearby stock numbers ← 2990-01-724-9617 Cable Assembly, Control · 2990-01-725-0032 Control Assembly, Push-Pull →

Features

Muffler,exhaust — FSC 2990
2 manufacturer part numbers on file
Manufacturer of record: Donaldson Company, Inc.

Identification

NSN: 2990-01-724-9664
NIIN: 017249664
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: M091210
Manufacturer: Donaldson Company, Inc.

General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-724-9664, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Donaldson Company, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Muffler,exhaust
FSC / FSG	2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29)
Manufacturers	Oshkosh Defense Llc (CAGE 75Q65); Donaldson Company, Inc. (CAGE 18265)

Technical Specifications

Parameter	Value
NSN	2990-01-724-9664
Primary Part Number	M091210
Item Name	Muffler,exhaust
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Donaldson Company, Inc.
Status	ACTIVE

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
12640402	Oshkosh Defense Llc (USA)
M091210 PRIMARY	Donaldson Company, Inc. (USA)

Reference documents

Reference	Meaning
12640402	7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm

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.

2990-00-096-8607

CONTROL ASSEMBLY,PUSH-PULL

2990-00-390-3445

CRANK,HAND,VEHICULAR

2990-00-459-7255

MUFFLER,EXHAUST

2990-00-459-7255

MUFFLER,EXHAUST

2990-00-536-2962

BLOCK,ADJUSTING SCREW

2990-00-903-8226

MUFFLER,EXHAUST

2990-01-151-5443

CONNECTOR,EXHAUST PIPE

2990-01-151-5443

CONNECTOR,EXHAUST PIPE

Frequently Asked Questions

What is NSN 2990-01-724-9664?

NSN 2990-01-724-9664 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 2990-01-724-9664?

NSN 2990-01-724-9664 has 2 manufacturer part numbers on file: 12640402 (Oshkosh Defense Llc), M091210 (Donaldson Company, Inc.).

Is NSN 2990-01-724-9664 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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