The Bar,guide, cataloged under National Stock Number 2990-01-249-3472, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-249-3472 |
| Primary Part Number | 620121C2 |
| Item Name | Bar,guide |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| General Characteristics Item Description | PART OF UPPER FRONT IDLER |
| 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 |
|---|---|
| 620121C2 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 620121C2 | 3/9 Design control — primary reference Komatsu American Intl Co |
NSN 2990-01-249-3472 is a Bar,guide, manufactured by Komatsu America Corp., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-249-3472 has 1 manufacturer part number on file: 620121C2 (Komatsu America Corp.).
Key specifications for 620121C2: General Characteristics Item Description: PART OF UPPER FRONT IDLER; End Item Identification: TRACTOR,DRESSER INDUSTRIES INC.,MODEL TD15C. 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.