The Piston,valve, cataloged under National Stock Number 4810-01-480-0889, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Bosch Rexroth Corporation Div Industrial Hydraulics. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-480-0889 |
| Primary Part Number | R900638550 |
| Item Name | Piston,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Bosch Rexroth Corporation Div Industrial Hydraulics |
| Status | ACTIVE |
| Valve Type for Which Designed | DIRECTIONAL CONTROL LINEAR |
| Valve Model Number for Which Designed | 23 316-E/03.97 |
| Features Provided | SPRING LOADED |
| 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 |
|---|---|
| R900638550 PRIMARY | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| Reference | Meaning |
|---|---|
| RDE-23-316-E/03.97 ITEM 21 | 5/9 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
| 538550 | 5/9 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
NSN 4810-01-480-0889 is a Piston,valve, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-480-0889 has 1 manufacturer part number on file: R900638550 (Bosch Rexroth Corporation Div Industrial Hydraulics).
Key specifications for R900638550: Valve Type for Which Designed: DIRECTIONAL CONTROL LINEAR; Valve Model Number for Which Designed: 23 316-E/03.97; Features Provided: SPRING LOADED; Valve Design Control Activity: 27005. 4 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.