The Parts Kit,valve, cataloged under National Stock Number 4820-01-310-6539, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-310-6539 |
| Primary Part Number | RK119X20D |
| Item Name | Parts Kit,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America |
| Status | ACTIVE |
| Component Quantity | 4 |
| Nonsupply Items and Quantities | DIAPHRAGM ASSEMBLIES 2; O-RING 1; INNER VALVE ASSEMBLY 1 |
| 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 |
|---|---|
| RK119X20D PRIMARY | Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America (USA) |
| Reference | Meaning |
|---|---|
| RK119X20D | C/1 Advisory reference — outside the item-of-supply concept Watts Regulator Company |
NSN 4820-01-310-6539 is a Parts Kit,valve, manufactured by Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-310-6539 has 1 manufacturer part number on file: RK119X20D (Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America).
Key specifications for RK119X20D: Component Quantity: 4; Nonsupply Items and Quantities: DIAPHRAGM ASSEMBLIES 2; O-RING 1; INNER VALVE ASSEMBLY 1. 2 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.