PartsTable TECHNICAL DATA SHEET

NSN 2990-01-278-7345Government record, cited

Muffler, Exhaust2990-01-278-7345

NSN 2990-01-278-7345 · NIIN 012787345 · Part number 73069095

Cummins Filtration Inc. · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 76700

Government record, cited

NSN 2990-01-278-7345 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-278-7345. Manufacturer of record part number: 73069095.

Also searched as 2990-01-278-7345 · 2990012787345 · NIIN 012787345 · 01-278-7345 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 76700 · 73069095

Nearby stock numbers ← 2990-01-278-7287 Retainer, Governor · 2990-01-278-7477 Parts Kit, Turbo Supercharger →

Features

Muffler,exhaust — FSC 2990
Operating Position: HORIZONTAL
Design Type: JACKETED
Overall Diameter: 10.120 INCHES NOMINAL IN
Body Shape: ROUND
Surface Treatment: ALUMINUM ALLOY
Material: STEEL CORROSION RESISTING LOCATION NOT OTHERWISE SPECIFIED
1 manufacturer part number on file

Identification

NSN: 2990-01-278-7345
NIIN: 012787345
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 73069095
Manufacturer: Cummins Filtration Inc.

General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-278-7345, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cummins Filtration Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	2990-01-278-7345
Primary Part Number	73069095
Item Name	Muffler,exhaust
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Cummins Filtration Inc.
Status	ACTIVE
Operating Position	HORIZONTAL
Design Type	JACKETED
Overall Diameter	10.120 INCHES NOMINAL IN
Body Shape	ROUND
Surface Treatment	ALUMINUM ALLOY
Material	STEEL CORROSION RESISTING LOCATION NOT OTHERWISE SPECIFIED

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
73069095 PRIMARY	Cummins Filtration Inc. (USA)

Reference documents

Reference	Meaning
73069095	5/9 Secondary reference U.S. Government activity

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 2990-01-278-7345?

NSN 2990-01-278-7345 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-278-7345?

NSN 2990-01-278-7345 has 1 manufacturer part number on file: 73069095 (Cummins Filtration Inc.).

What are the specifications of 73069095?

Key specifications for 73069095: Operating Position: HORIZONTAL; Design Type: JACKETED; Overall Diameter: 10.120 INCHES NOMINAL IN; Overall Length: 29.000 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-278-7345 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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