The Valve,safety Relief, cataloged under National Stock Number 4820-01-331-7747, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Deere & Company Dba Deere John Co (CAGE 75755); Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (CAGE 09990) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-331-7747 |
| Primary Part Number | PR103F1210 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| 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 |
|---|---|
| AT103404 | Deere & Company Dba Deere John Co (USA) |
| PR103F1210 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| Reference | Meaning |
|---|---|
| AT103404 | C/1 Advisory reference — outside the item-of-supply concept Deere and Co Deere John Parts Distribution Whse |
NSN 4820-01-331-7747 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-331-7747 has 2 manufacturer part numbers on file: AT103404 (Deere & Company Dba Deere John Co), PR103F1210 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).
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.