The Seat Insert,valve, cataloged under National Stock Number 2815-00-337-7365, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Naval Sea Systems Command. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Seat Insert,valve |
| FSC / FSG | 2815 — Diesel Engines and Components (FSG 28) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 2815-00-337-7365 |
| Primary Part Number | 81311S41-147PC21 |
| Item Name | Seat Insert,valve |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 81311S41-147PC21 PRIMARY | Naval Sea Systems Command (USA) |
| AMC61S41-157PC125 PRIMARY | Naval Sea Systems Command (USA) |
| AMC61S41-154PC125 PRIMARY | Naval Sea Systems Command (USA) |
| 81311S41-178PC21 PRIMARY | Naval Sea Systems Command (USA) |
| 81311S41-175PC21 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| HR20103 | 5/9 Secondary reference Ecolaire Inc Baldwin-Hamilton Co Div |
| 60648 | 5/9 Secondary reference Ecolaire Inc Baldwin-Hamilton Co Div |
| AMC61S41-157PC125 | 5/9 Secondary reference U.S. Government activity |
| 81311S41-147PC21 | 5/9 Secondary reference U.S. Government activity |
| 81311S41-178PC21 | 5/9 Secondary reference U.S. Government activity |
| 81311S41-175PC21 | 5/9 Secondary reference U.S. Government activity |
| AMC61S41-154PC125 | 5/9 Secondary reference U.S. Government activity |
NSN 2815-00-337-7365 is a Seat Insert,valve, manufactured by Naval Sea Systems Command, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-337-7365 has 5 manufacturer part numbers on file: 81311S41-147PC21 (Naval Sea Systems Command), AMC61S41-157PC125 (Naval Sea Systems Command), AMC61S41-154PC125 (Naval Sea Systems Command), 81311S41-178PC21 (Naval Sea Systems Command), 81311S41-175PC21 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 5950-00-932-4416, 8465-01-556-1003, 5120-01-678-0390. Verify interchangeability with system specifications before substitution.
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.