The Valve,stop-Check, cataloged under National Stock Number 4810-01-453-8885, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-453-8885 |
| Primary Part Number | 277557 |
| Item Name | Valve,stop-Check |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| 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 |
|---|---|
| 2242700 | Oshkosh Defense Llc (USA) |
| 277557 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 2242700 | 7/9 Vendor item drawing reference Oshkosh Corp |
| 277557 | 3/9 Design control — primary reference Vickers Inc |
| 1301040 | D/9 Drawing number reference only Oshkosh Corp |
NSN 4810-01-453-8885 is a Valve,stop-Check, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-453-8885 has 2 manufacturer part numbers on file: 2242700 (Oshkosh Defense Llc), 277557 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 277557: Special Features: VALVE OPERATION METHOD - HYDRAULIC; End Item Identification: NSN 2320-01-442-1940. 0 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.