Muffler, Exhaust 2990-01-668-8009 NSN 2990-01-668-8009 · NIIN 016688009 · Part number C637-2010
Essex Electro Engineers Inc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 21269
NSN 2990-01-668-8009 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-668-8009. Manufacturer of record part number: C637-2010 .
Also searched as
2990-01-668-8009 ·
2990016688009 ·
NIIN 016688009 ·
01-668-8009 ·
FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 21269 · C637-2010
Nearby stock numbers
← 2990-01-668-7822 Heat Shield, Exhaust
·
2990-01-668-8033 Sensor, Exhaust Gas, Oxygen, Emissi →
Features
Muffler,exhaust — FSC 2990 1 manufacturer part number on file Manufacturer of record: Essex Electro Engineers Inc
Identification
NSN: 2990-01-668-8009
NIIN: 016688009
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: C637-2010
Manufacturer: Essex Electro Engineers Inc
General Description
The Muffler,exhaust, cataloged under National Stock Number 2990-01-668-8009, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Essex Electro Engineers Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name Muffler,exhaust FSC / FSG 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) Manufacturers Essex Electro Engineers Inc (CAGE 21269)
Technical Specifications
Parameter Value NSN 2990-01-668-8009 Primary Part Number C637-2010 Item Name Muffler,exhaust FSC / FSG 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft Manufacturer Essex Electro Engineers 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
C637-2010 PRIMARY Essex Electro Engineers 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
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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 2990-01-668-8009?
NSN 2990-01-668-8009 is a Muffler,exhaust, manufactured by Essex Electro Engineers Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
What part numbers are listed for NSN 2990-01-668-8009?
NSN 2990-01-668-8009 has 1 manufacturer part number on file: C637-2010 (Essex Electro Engineers Inc).
Is NSN 2990-01-668-8009 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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