Muffler, Exhaust-Intake2990-01-583-6820

NSN 2990-01-583-6820 · NIIN 015836820 · Part number NLP50

Vetus, Inc. · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 48691

Government record, cited

NSN 2990-01-583-6820 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-583-6820. Manufacturer of record part number: NLP50.

Also searched as 2990-01-583-6820 · 2990015836820 · NIIN 015836820 · 01-583-6820 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 48691 · NLP50

Nearby stock numbers ← 2990-01-583-6416 Sensor, Manifold Absolute Pressur · 2990-01-583-7112 Sensor, Engine Coolant Temperatur →

Features

Muffler,exhaust-Intake — FSC 2990
Operating Position: VERTICAL
Overall Diameter: 6.500 INCHES NOMINAL IN
Muffler Design: DIRECTIONAL VANE
Body Shape: ROUND
Specific Use: WET/DRY APPLICATION
Material: PLASTIC
1 manufacturer part number on file

Identification

NSN: 2990-01-583-6820
NIIN: 015836820
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: NLP50
Manufacturer: Vetus, Inc.

General Description

The Muffler,exhaust-Intake, cataloged under National Stock Number 2990-01-583-6820, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Vetus, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-583-6820
Primary Part Number	NLP50
Item Name	Muffler,exhaust-Intake
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Vetus, Inc.
Status	ACTIVE
Operating Position	VERTICAL
Overall Diameter	6.500 INCHES NOMINAL IN
Muffler Design	DIRECTIONAL VANE
Body Shape	ROUND
Specific Use	WET/DRY APPLICATION
Material	PLASTIC

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
NLP50 PRIMARY	Vetus, Inc. (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.

2990-00-096-8607

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 2990-01-583-6820?

NSN 2990-01-583-6820 is a Muffler,exhaust-Intake, manufactured by Vetus, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-583-6820?

NSN 2990-01-583-6820 has 1 manufacturer part number on file: NLP50 (Vetus, Inc.).

What are the specifications of NLP50?

Key specifications for NLP50: Operating Position: VERTICAL; Overall Diameter: 6.500 INCHES NOMINAL IN; Overall Length: 10.000 INCHES NOMINAL IN; Muffler Design: DIRECTIONAL VANE. 6 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-583-6820 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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