The Reservoir,hydraulic, cataloged under National Stock Number 4320-01-425-2862, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hynautic Inc Div of Sta-Rite Industries Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-425-2862 |
| Primary Part Number | HP5855HY |
| Item Name | Reservoir,hydraulic |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hynautic Inc Div of Sta-Rite Industries Inc |
| Status | ACTIVE |
| Overall Diameter | 6.000 INCHES NOMINAL IN |
| General Characteristics Item Description | T-6061 ALUMINUM ALLOY; 500.0 PSI RELIEF VALVE; TOP READING GAUGE; FLIUD LEVEL INDICATOR; RETURN LINE FILTER |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4320-01-425-2862 is a Reservoir,hydraulic, manufactured by Hynautic Inc Div of Sta-Rite Industries Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-425-2862 has 4 manufacturer part numbers on file: HP5855HY (Hynautic Inc Div of Sta-Rite Industries Inc), HP5855HY (Dometic Marine Canada Inc.), RV-55 (Hynautic Inc Div of Sta-Rite Industries Inc), RV-55 (Dometic Marine Canada Inc.).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-691-2649. Verify interchangeability with system specifications before substitution.
Key specifications for HP5855HY: Overall Diameter: 6.000 INCHES NOMINAL IN; General Characteristics Item Description: T-6061 ALUMINUM ALLOY; 500.0 PSI RELIEF VALVE; TOP READING GAUGE; FLIUD LEVEL INDICATOR; RETURN LINE FILTER; Overall Length: 9.250 INCHES NOMINAL IN; Special Features: 2 MOUNTING BRACKETS PROVIDED; 1.0 QT CAP.; PORT OR STARBOARD MOUNTING. 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.