The Valve,hold,boom Hoist Cylinder, cataloged under National Stock Number 4820-01-495-8890, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-495-8890 |
| Primary Part Number | 1-356-3-00 ITEM 5 |
| Item Name | Valve,hold,boom Hoist Cylinder |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery |
| Status | ACTIVE |
| Connection Type | THREADED CARTRIDGETHREADED CARTRIDGE |
| End Connection Quantity | 11 |
| Adjustable Pressure Range | +2700.0 TO 5000.0 POUNDS PER SQUARE INCH+2700.0 TO 5000.0 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Size | 13.0 MILLIMETERS13.0 MILLIMETERS MM |
| Material | ALUMINUM ALLOY BODY |
| Thread Series Designator | M |
| Pilot Ratio | 4 TO 14 TO 1 |
| Opening Pressure Setting | 5000.0 POUNDS PER SQUARE INCH5000.0 POUNDS PER SQUARE INCH LBS |
| Valve Discharge Flow Rate | 30.0 GALLONS PER MINUTE30.0 GALLONS PER MINUTE |
| Valve Operation Method | HYDRAULICHYDRAULIC |
| 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 |
|---|---|
| 1-356-3-00 ITEM 5 | Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery (GBR) |
| 1-356-3-00/5 | Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery (GBR) |
| Reference | Meaning |
|---|---|
| CBV 1 12 SOA50 | 3/9 Design control — primary reference Modular Controls Corp |
NSN 4820-01-495-8890 is a Valve,hold,boom Hoist Cylinder, manufactured by Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-495-8890 has 2 manufacturer part numbers on file: 1-356-3-00 ITEM 5 (Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery), 1-356-3-00/5 (Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery).
Key specifications for 1-356-3-00 ITEM 5: Connection Type: THREADED CARTRIDGETHREADED CARTRIDGE; End Connection Quantity: 11; Adjustable Pressure Range: +2700.0 TO 5000.0 POUNDS PER SQUARE INCH+2700.0 TO 5000.0 POUNDS PER SQUARE INCH LBS; Nominal Thread Size: 13.0 MILLIMETERS13.0 MILLIMETERS MM. 10 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.