The Pipe,exhaust, cataloged under National Stock Number 2990-01-506-1375, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Polartherm Oy Dba Thermogate. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-01-506-1375 |
| Primary Part Number | 2112-247 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Polartherm Oy Dba Thermogate |
| Status | ACTIVE |
| End Item Model Number | 2112 |
| End Item Source | SB808 |
| Nominal Overall Length | 4.370 INCHES IN |
| End Item Name | NGH,NEW GENERATION HEATER |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2112-247 | Polartherm Oy Dba Thermogate (FIN) |
| Reference | Meaning |
|---|---|
| 2112-247 | 3/9 Design control — primary reference Polartherm Oy |
NSN 2990-01-506-1375 is a Pipe,exhaust, manufactured by Polartherm Oy Dba Thermogate, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-506-1375 has 1 manufacturer part number on file: 2112-247 (Polartherm Oy Dba Thermogate).
Key specifications for 2112-247: End Item Model Number: 2112; End Item Source: SB808; Nominal Overall Length: 4.370 INCHES IN; End Item Name: NGH,NEW GENERATION HEATER. 5 specifications are 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.