The Seat,valve, cataloged under National Stock Number 4820-01-516-8275, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-516-8275 |
| Primary Part Number | MC15490 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace |
| Status | ACTIVE |
| Material | STEEL COMP 17-4PH OVERALL |
| 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 |
|---|---|
| MC15490 PRIMARY | Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace (USA) |
NSN 4820-01-516-8275 is a Seat,valve, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-516-8275 has 1 manufacturer part number on file: MC15490 (Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace).
Key specifications for MC15490: Part Name Assigned by Controlling Agency: MANUFACTURERS SUGGESTED NAME IS SEAT; End Item Identification: NHA MC6000; U/O MC2011-10; B2 ACFT; Material: STEEL COMP 17-4PH OVERALL. 1 specification is 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.