The Valve,check, cataloged under National Stock Number 4820-01-577-8946, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Jlg Industries, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,check |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Jlg Industries, Inc. (CAGE 1YHH8) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-577-8946 |
| Primary Part Number | 4641426 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Jlg Industries, Inc. |
| 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 |
|---|---|
| 4641426 PRIMARY | Jlg Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A505 27F D02 | 5/9 Secondary reference Sun Hydraulics Corporation |
NSN 4820-01-577-8946 is a Valve,check, manufactured by Jlg Industries, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-577-8946 has 1 manufacturer part number on file: 4641426 (Jlg Industries, Inc.).
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.