The Piston,valve, cataloged under National Stock Number 4820-01-536-3315, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bosch Rexroth Corporation Div Industrial Hydraulics. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-536-3315 |
| Primary Part Number | 164758 |
| Item Name | Piston,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bosch Rexroth Corporation Div Industrial Hydraulics |
| Status | ACTIVE |
| Valve Type for Which Designed | DIRECTIONAL CONTROL LINEAR |
| Valve Model Number for Which Designed | 4 WWM |
| Valve Design Control Activity | 27005 |
| 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 |
|---|---|
| 164758 PRIMARY | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| RD 22 369-E/11.81 ITEM 21 | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
NSN 4820-01-536-3315 is a Piston,valve, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-536-3315 has 2 manufacturer part numbers on file: 164758 (Bosch Rexroth Corporation Div Industrial Hydraulics), RD 22 369-E/11.81 ITEM 21 (Bosch Rexroth Corporation Div Industrial Hydraulics).
Key specifications for 164758: Valve Type for Which Designed: DIRECTIONAL CONTROL LINEAR; Valve Model Number for Which Designed: 4 WWM; Valve Design Control Activity: 27005; End Item Identification: 4820-01-536-3313, DIRECTIONAL CONTROL VALVE FOR ANCHOR WINDLASS ASSEMBLY AMD-1646. 3 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.