The Insert,engine Valve Seat, cataloged under National Stock Number 2815-00-110-3660, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Agco Corp Parts Opn. 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 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 | 2815-00-110-3660 |
| Primary Part Number | 4025186 |
| Item Name | Insert,engine Valve Seat |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Agco Corp Parts Opn |
| Status | ACTIVE |
| Body Outside Diameter | 1.813 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Body Inside Diameter | 1.594 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Seating Surface Shape | FLAT |
| 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 |
|---|---|
| 4025186 PRIMARY | Agco Corp Parts Opn (USA) |
NSN 2815-00-110-3660 is a Insert,engine Valve Seat, manufactured by Agco Corp Parts Opn, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-110-3660 has 1 manufacturer part number on file: 4025186 (Agco Corp Parts Opn).
1 possible match (shared part number, not a government interchangeability claim): 5330-00-641-2269. Verify interchangeability with system specifications before substitution.
Key specifications for 4025186: Overall Height: 0.313 INCHES NOMINAL IN; Body Outside Diameter: 1.813 INCHES NOMINAL IN; Style Designator: PLAIN; Body Inside Diameter: 1.594 INCHES NOMINAL IN. 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.