The Pipe,exhaust, cataloged under National Stock Number 2990-00-054-6964, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cnh Industrial America Llc Dba Cnh America. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-054-6964 |
| Primary Part Number | R42588 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Cnh Industrial America Llc Dba Cnh America |
| Status | ACTIVE |
| End Item Model Number | MC450 |
| End Item Source | 10988 |
| Design Form | PREBENT |
| End Item Name | TRACTOR,FULL TRACKED |
| Usage Location | EXHAUST PIPE |
| 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 |
|---|---|
| R42588 PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
| Reference | Meaning |
|---|---|
| D33503 | 5/9 Secondary reference Cnh Industrial America Llc Dba Cnh America |
NSN 2990-00-054-6964 is a Pipe,exhaust, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-054-6964 has 1 manufacturer part number on file: R42588 (Cnh Industrial America Llc Dba Cnh America).
1 possible match (shared part number, not a government interchangeability claim): 1660-01-685-4137. Verify interchangeability with system specifications before substitution.
Key specifications for R42588: End Item Model Number: MC450; End Item Source: 10988; Design Form: PREBENT; End Item Name: TRACTOR,FULL TRACKED. 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.