The Pipe,exhaust, cataloged under National Stock Number 2990-00-855-5515, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Komatsu America Corp.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-855-5515 |
| Primary Part Number | 620164C1 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Design Form | STRAIGHT |
| 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 |
|---|---|
| 620164C1 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 604908C1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 620164C1 | 5/9 Secondary reference U.S. Government activity |
| 620164C1 | 3/9 Design control — primary reference Komatsu American Intl Co |
| 604908C1 | 5/9 Secondary reference Komatsu American Intl Co |
| 604908C1 | 5/9 Secondary reference U.S. Government activity |
| 620164C1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 2990-00-855-5515 is a Pipe,exhaust, manufactured by Komatsu America Corp., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-855-5515 has 1 manufacturer part number on file: 620164C1 (Komatsu America Corp.).
Key specifications for 620164C1: Design Form: STRAIGHT; End Item Identification: 2410-00-740-0290. 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.