The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-280-4985, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bosch Rexroth Corporation Div Industrial Hydraulics. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-280-4985 |
| Primary Part Number | 4WMM6U5X/FV/5 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bosch Rexroth Corporation Div Industrial Hydraulics |
| 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 |
|---|---|
| 4WMM6U5X/FV/5 PRIMARY | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| 4WMM6U5X/FV/5 | Rexroth Corp the Mobile Hydraulics Div (USA) |
| Reference | Meaning |
|---|---|
| 14741000 PC | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 14741000 PC138 | C/1 Advisory reference — outside the item-of-supply concept Gulf Coast Holdings, Inc Dba Unidynamics |
| 14741000 | D/9 Drawing number reference only U.S. Government activity |
| 14741000 PC138 | 5/9 Secondary reference U.S. Government activity |
| 14741000 PC | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4820-01-280-4985 is a Valve,linear,directional Control, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-280-4985 has 2 manufacturer part numbers on file: 4WMM6U5X/FV/5 (Bosch Rexroth Corporation Div Industrial Hydraulics), 4WMM6U5X/FV/5 (Rexroth Corp the Mobile Hydraulics Div).
7 possible matches (shared part number, not a government interchangeability claim): 4330-01-281-1679, 4820-01-281-4306, 4730-01-393-1022. Verify interchangeability with system specifications before substitution.
Key specifications for 4WMM6U5X/FV/5: Special Features: CAST IRON BODY;STEEL SPOOL;4 SERVICE PORTS;1 DRAIN PORT;MANIFOLD MOUNTED;LEVER OPERATED,PLASTIC KNOB;HYDRAULIC OIL SERVICE;PRESSURE RATE 4600 PSI;TEMP RANGE MIN 22 TO PLUS 158 DEG FAHRENHEIT;SIZE 6 IN. IN. 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.