PartsTable TECHNICAL DATA SHEET
NSN 2990-00-374-8347Government record, cited

Chamber, Combustion2990-00-374-8347

NSN 2990-00-374-8347 · NIIN 003748347 · Part number D3644
Dcm Manufacturing, Inc. · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 46522
Government record, cited
NSN 2990-00-374-8347 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-374-8347. Manufacturer of record part number: D3644.
Also searched as  2990-00-374-8347 · 2990003748347 · NIIN 003748347 · 00-374-8347 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 46522 · D3644
Nearby stock numbers  ·
Features
  • Chamber,combustion — FSC 2990
  • 1 manufacturer part number on file
  • Manufacturer of record: Dcm Manufacturing, Inc.
Identification
  • NSN: 2990-00-374-8347
  • NIIN: 003748347
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: D3644
  • Manufacturer: Dcm Manufacturing, Inc.
General Description

The Chamber,combustion, cataloged under National Stock Number 2990-00-374-8347, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Dcm Manufacturing, 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 NameChamber,combustion
FSC / FSG2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29)
ManufacturersDcm Manufacturing, Inc. (CAGE 46522)
Technical Specifications
ParameterValue
NSN2990-00-374-8347
Primary Part NumberD3644
Item NameChamber,combustion
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerDcm Manufacturing, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part NumberManufacturer
D3644 PRIMARY Dcm Manufacturing, 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 2990-00-374-8347?

NSN 2990-00-374-8347 is a Chamber,combustion, manufactured by Dcm Manufacturing, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-00-374-8347?

NSN 2990-00-374-8347 has 1 manufacturer part number on file: D3644 (Dcm Manufacturing, Inc.).

Is NSN 2990-00-374-8347 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.
PartsTable Design LLC · partstable.com