The Valve,check, cataloged under National Stock Number 4820-01-518-8143, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-518-8143 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Mounting Facility | BRACKET(S) |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE |
| Opening Pressure Setting | 29.0 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CPG-10E-20-5090 | 5/9 Secondary reference Sauer-Sundstrand Hydro-Transmission Div |
| CPG-10E-20-5090 | 3/9 Design control — primary reference Yuken Kogyo Co. Ltd |
NSN 4820-01-518-8143 is a Valve,check, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-518-8143: Mounting Facility: BRACKET(S); Special Features: NEXT HIGHER ASSEMBLY: 3040-01-518-2457, CYLINDER ASSEMBLY OR LUFF CYLINDER USED ON LAKE SHORE CRANE BOOM; Media for Which Designed: HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE; Part Name Assigned by Controlling Agency: PILOT CONTROLED CHECK VALVE, SUBPLATE 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.