Surge Tube2990-01-660-1044

NSN 2990-01-660-1044 · NIIN 016601044 · Part number X14091

National Marine Exhaust Inc. · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 1PZ81

Government record, cited

NSN 2990-01-660-1044 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-660-1044. Manufacturer of record part number: X14091.

Also searched as 2990-01-660-1044 · 2990016601044 · NIIN 016601044 · 01-660-1044 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 1PZ81 · X14091 · ENGN1794

Nearby stock numbers ← 2990-01-660-0711 Sensor, Throttle Position · 2990-01-660-1334 Hanger, Engine Exhaust System →

Features

Surge Tube — FSC 2990
2 manufacturer part numbers on file
Manufacturer of record: National Marine Exhaust Inc.

Identification

NSN: 2990-01-660-1044
NIIN: 016601044
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: X14091
Manufacturer: National Marine Exhaust Inc.

General Description

The Surge Tube, cataloged under National Stock Number 2990-01-660-1044, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is National Marine Exhaust Inc.. 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	2990-01-660-1044
Primary Part Number	X14091
Item Name	Surge Tube
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	National Marine Exhaust 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
X14091 PRIMARY	National Marine Exhaust Inc. (USA)
ENGN1794	Safe Boats International Llc (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.

2990-00-001-0001

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 2990-01-660-1044?

NSN 2990-01-660-1044 is a Surge Tube, manufactured by National Marine Exhaust Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-660-1044?

NSN 2990-01-660-1044 has 2 manufacturer part numbers on file: X14091 (National Marine Exhaust Inc.), ENGN1794 (Safe Boats International Llc).

What are the specifications of X14091?

Key specifications for X14091: Special Features: 6.0 INCH FRP SURGE TUBE; 22.0 INCH LONG IN; End Item Identification: 2815-01-649-6211 ENGINE,DIESEL P/N QSB6.7-480M 12V V. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-660-1044 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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