The Valve,overcenter, cataloged under National Stock Number 4820-01-230-5128, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-230-5128 |
| Item Name | Valve,overcenter |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | BODY 2024-T3511 ALUMINUM ALLOY PER QQ-A-200/3; CARTRIDGE UNIT 12L14 CARBON STEEL PER ASTM A108; SEALS NITRILE RUBBER PER SAE J200; MEDIA HYDRAULIC FLUID PER MIL-H-46170; MAX FLOW RATE 10 GPM; MAX OPERATING PRESSURE 4000 PSI; OPERATING TEMPERATURE -11 TO 250 DEGREES F; VALVE PORT AND CYLINDER PORT 0.562-18 UNF-2B THREAD; PILOT PORT 0.438-20 UNF-2B THREAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| ST47D101-2 | 5/9 Secondary reference Lockheed Martin Corp |
| 7822-1 | 3/9 Design control — primary reference Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division |
| 7822-1 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
NSN 4820-01-230-5128 is a Valve,overcenter, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-230-5128: General Characteristics Item Description: BODY 2024-T3511 ALUMINUM ALLOY PER QQ-A-200/3; CARTRIDGE UNIT 12L14 CARBON STEEL PER ASTM A108; SEALS NITRILE RUBBER PER SAE J200; MEDIA HYDRAULIC FLUID PER MIL-H-46170; MAX FLOW RATE 10 GPM; MAX OPERATING PRESSURE 4000 PSI; OPERATING TEMPERATURE -11 TO 250 DEGREES F; VALVE PORT AND CYLINDER PORT 0.562-18 UNF-2B THREAD; PILOT PORT 0.438-20 UNF-2B THREAD; End Item Identification: PEACEKEEPER T7H. 1 specification is 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.
NSN 4820-01-230-5128 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.