The Valve,safety Relief, cataloged under National Stock Number 4820-01-727-9807, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. 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 | 4820-01-727-9807 |
| Primary Part Number | RVCA-LWN 315BAR T-11A |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Flow Control Device | PISTON |
| Adjustable Pressure Range | +150.0 TO 4500.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| RVCA-LWN 315BAR T-11A PRIMARY | Sun Hydraulics Corporation (USA) |
| RVCA-LWN 315BAR T-11A | Hydra-Power Systems, Inc. (USA) |
NSN 4820-01-727-9807 is a Valve,safety Relief, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-727-9807 has 2 manufacturer part numbers on file: RVCA-LWN 315BAR T-11A (Sun Hydraulics Corporation), RVCA-LWN 315BAR T-11A (Hydra-Power Systems, Inc.).
Key specifications for RVCA-LWN 315BAR T-11A: Flow Control Device: PISTON; Adjustable Pressure Range: +150.0 TO 4500.0 POUNDS PER SQUARE INCH LBS; Special Features: CAPACITY:15 GALLONS PER MINUTE;ADJUSTMENT SCREW INTERNAL HEX SIZE:0.15625 INCHES;CONTROL:STANDARD SCREW ADJUSTMENT;SEAL MATERIAL:BUNA-N;MAXIMUM OPERATING PRESSURE:5000 POUNDS PER SQUARE INCH;VALVE HEX SIZE:0.875 INCHES LBS; Part Name Assigned by Controlling Agency: VENTED,PILOT-OPERATED,BALANCE PISTON RELIEF VALVE. 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.