The Pipe,exhaust, cataloged under National Stock Number 2990-00-231-7379, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Ford Motor Co of Canada Ltd. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-231-7379 |
| Primary Part Number | C4TZ5267B |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Ford Motor Co of Canada Ltd |
| Status | ACTIVE |
| Nominal Overall Length | 23.500 INCHES IN |
| Nominal Outside Diameter | 2.250 INCHES IN |
| 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 |
|---|---|
| C4TZ5267B | Ford Motor Co of Canada Ltd (CAN) |
| ES2797 | Maremont Corp (USA) |
| C4TZ5267B | New Holland N.v.nc. (USA) |
| 42389 | Walker Mfg Co (USA) |
| C4TZ5267B | Ford Motor Co General Parts Division (USA) |
| Reference | Meaning |
|---|---|
| C4TZ5267B | 3/9 Design control — primary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| C4TZ5267B | 5/9 Secondary reference U.S. Government activity |
| 2X8476 | 5/9 Secondary reference U.S. Government activity |
| C4TZ52678 | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 2990-00-231-7379 is a Pipe,exhaust, manufactured by Ford Motor Co of Canada Ltd, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-231-7379 has 5 manufacturer part numbers on file: C4TZ5267B (Ford Motor Co of Canada Ltd), ES2797 (Maremont Corp), C4TZ5267B (New Holland N.v.nc.), 42389 (Walker Mfg Co), C4TZ5267B (Ford Motor Co General Parts Division).
3 possible matches (shared part number, not a government interchangeability claim): 6145-00-913-2402, 5905-00-990-6805, 5962-01-088-9473. Verify interchangeability with system specifications before substitution.
Key specifications for C4TZ5267B: Nominal Overall Length: 23.500 INCHES IN; Nominal Outside Diameter: 2.250 INCHES IN; Material: STEEL. 3 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.