The Valve,hold,boom Hoist Cylinder, cataloged under National Stock Number 4820-01-573-7940, 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 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-573-7940 |
| Primary Part Number | CBGH-LCN-YKM/S |
| Item Name | Valve,hold,boom Hoist Cylinder |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL TUBETHREADED INTERNAL TUBE |
| End Connection Quantity | 44 |
| Material | IRON BODY |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL |
| Pilot Ratio | 10:110:1 |
| Valve Operation Method | PILOTPILOT |
| 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 |
|---|---|
| CBGH-LCN-YKM/S PRIMARY | Sun Hydraulics Corporation (USA) |
NSN 4820-01-573-7940 is a Valve,hold,boom Hoist Cylinder, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-573-7940 has 1 manufacturer part number on file: CBGH-LCN-YKM/S (Sun Hydraulics Corporation).
Key specifications for CBGH-LCN-YKM/S: Connection Type: THREADED INTERNAL TUBETHREADED INTERNAL TUBE; End Connection Quantity: 44; Special Features: DUCTILE IRON BODY WITH T-17A CAVITY, LINE MOUNT, CROSS PILOT WITH SHUTTLE; C1, C2, V1, V2 PORTS ARE SAE 16, SHUTTLE PORT IS SAE 4DUCTILE IRON BODY WITH T-17A CAVITY, LINE MOUNT, CROSS PILOT WITH SHUTTLE; C1, C2, V1, V2 PORTS ARE SAE 16, SHUTTLE PORT IS SAE 4 A; Part Name Assigned by Controlling Agency: COUNTERBALANCE VALVECOUNTERBALANCE VALVE. 6 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.