Cover, Intake Manifold 2990-01-685-8121 NSN 2990-01-685-8121 · NIIN 016858121
FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories
Also searched as
2990-01-685-8121 ·
2990016858121 ·
NIIN 016858121 ·
01-685-8121 ·
FSC 2990 Miscellaneous Engine Accessories, Nonaircraft
Nearby stock numbers
← 2990-01-685-7639 Sensor, Exhaust Gas, Oxygen, Emissi
·
2990-01-685-8254 Adapter, Flywheel Housing →
Features
Cover,intake Manifold — FSC 2990
Identification
NSN: 2990-01-685-8121
NIIN: 016858121
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
General Description
The Cover,intake Manifold, cataloged under National Stock Number 2990-01-685-8121, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name Cover,intake Manifold FSC / FSG 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29)
Technical Specifications
Parameter Value NSN 2990-01-685-8121 Item Name Cover,intake Manifold FSC / FSG 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft 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
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference Meaning
4354341
3/2 Design control — primary 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.
2990-00-096-8607
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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 2990-01-685-8121?
NSN 2990-01-685-8121 is a Cover,intake Manifold, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
Is NSN 2990-01-685-8121 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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