Muffler, Exhaust2990-01-550-1239

NSN 2990-01-550-1239 · NIIN 015501239 · Part number C304-81150

Abb Turbo Systems Ltd · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE SF923

Government record, cited

NSN 2990-01-550-1239 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-550-1239. Manufacturer of record part number: C304-81150.

Also searched as 2990-01-550-1239 · 2990015501239 · NIIN 015501239 · 01-550-1239 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE SF923 · C304-81150

Nearby stock numbers ← 2990-01-549-9830 Muffler, Exhaust-Intake · 2990-01-550-1264 Tool Kit, Turbocharger →

Features

Muffler,exhaust — FSC 2990
1 manufacturer part number on file
Manufacturer of record: Abb Turbo Systems Ltd

Identification

NSN: 2990-01-550-1239
NIIN: 015501239
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: C304-81150
Manufacturer: Abb Turbo Systems Ltd

General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-550-1239, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Abb Turbo Systems Ltd. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-550-1239
Primary Part Number	C304-81150
Item Name	Muffler,exhaust
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Abb Turbo Systems Ltd
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
C304-81150 PRIMARY	Abb Turbo Systems Ltd (CHE)

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 2990-01-550-1239?

NSN 2990-01-550-1239 is a Muffler,exhaust, manufactured by Abb Turbo Systems Ltd, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-550-1239?

NSN 2990-01-550-1239 has 1 manufacturer part number on file: C304-81150 (Abb Turbo Systems Ltd).

What are the specifications of C304-81150?

Key specifications for C304-81150: Part Name Assigned by Controlling Agency: SILENCER; End Item Identification: TURBOCHARGER, 2950-01-549-9625. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-550-1239 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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