The Pipe,exhaust, cataloged under National Stock Number 2990-01-465-9666, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Yanmar Mastry Engine Center, Llc Dba Mastry Engine Center. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-465-9666 |
| Primary Part Number | 114658-13800 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Yanmar Mastry Engine Center, Llc Dba Mastry Engine Center |
| Status | ACTIVE |
| End Item Model Number | L75AE-D/DE AND L90AE-D/DE AND L100AE-D/DE AND L75AE-S/SE AND L90AE-S/SE AND L100AE-S/SE |
| End Item Source | S4163 |
| End Item Name | ENGINE,DIESEL |
| 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 |
|---|---|
| 114658-13800 | Yanmar Mastry Engine Center, Llc Dba Mastry Engine Center (USA) |
| 114658-13800 | Mack Boring & Parts Co (USA) |
| Reference | Meaning |
|---|---|
| 114658-13800 | 3/9 Design control — primary reference Yanmar Diesel Engine Co. Ltd |
| 114658-13800 | 5/9 Secondary reference Cascade Engine Center, Llc |
| 114658-13800 | 5/9 Secondary reference Yanmar Diesel America Corp |
| 114658-13800 | C/1 Advisory reference — outside the item-of-supply concept Yanmar America Corporation |
NSN 2990-01-465-9666 is a Pipe,exhaust, manufactured by Yanmar Mastry Engine Center, Llc Dba Mastry Engine Center, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-465-9666 has 2 manufacturer part numbers on file: 114658-13800 (Yanmar Mastry Engine Center, Llc Dba Mastry Engine Center), 114658-13800 (Mack Boring & Parts Co).
Key specifications for 114658-13800: End Item Model Number: L75AE-D/DE AND L90AE-D/DE AND L100AE-D/DE AND L75AE-S/SE AND L90AE-S/SE AND L100AE-S/SE; End Item Source: S4163; End Item Name: ENGINE,DIESEL. 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.