The Inlet,combustion, cataloged under National Stock Number 2990-01-159-0879, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Dcm Manufacturing, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-159-0879 |
| Primary Part Number | B2283 |
| Item Name | Inlet,combustion |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Dcm Manufacturing, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | RD BODY,W/MTG HOLES,SLOTS LOCATED ON OUTER PERIPHERY,PART OF HEATER,COOLANT ENGINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2990-01-159-0879 is a Inlet,combustion, manufactured by Dcm Manufacturing, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-159-0879 has 2 manufacturer part numbers on file: 2AN197 (Oshkosh Defense Llc), B2283 (Dcm Manufacturing, Inc.).
Key specifications for B2283: General Characteristics Item Description: RD BODY,W/MTG HOLES,SLOTS LOCATED ON OUTER PERIPHERY,PART OF HEATER,COOLANT ENGINE; End Item Identification: HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS). 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.