The Valve,safety Relief, cataloged under National Stock Number 4820-01-658-3463, 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 4 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 | 4820-01-658-3463 |
| Primary Part Number | D11-04 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America |
| Status | ACTIVE |
| Nominal Length | 5.27 INCHES ALL ENDS IN |
| Maximum Operating Temp | 125.00 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 2.10 INCHES ALL ENDS IN |
| Material | ZINC BODY |
| 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 |
|---|---|
| D11-04 PRIMARY | Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America (USA) |
NSN 4820-01-658-3463 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-658-3463 has 1 manufacturer part number on file: D11-04 (Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America).
Key specifications for D11-04: Nominal Length: 5.27 INCHES ALL ENDS IN; Maximum Operating Temp: 125.00 FAHRENHEIT SINGLE RESPONSE DEGF; Nominal Outside Diameter: 2.10 INCHES ALL ENDS IN; Special Features: MINIMUM SUPPY PRESSURE 30 PSIG; MAXIMUM SUPPLY PRESSURE 175 PSIG; METAL BOWL WITHOUT SIGHT GLASS. 4 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.