NSN 4820-01-593-6893 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-593-6893. Manufacturer of record part number: RDH081S50.
Also searched as4820-01-593-6893 ·
4820015936893 ·
NIIN 015936893 ·
01-593-6893 ·
FSC 4820 Valves, Nonpowered · CAGE 45681 · RDH081S50
Nearby stock numbers← 4820-01-593-6888 Valve, Safety Relief
·
4820-01-593-6903 Sleeve, Directional Control Linea →
4820-01-593-6893 — Valves, Nonpowered
Features
Valve,safety Relief — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters
Identification
NSN: 4820-01-593-6893
NIIN: 015936893
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RDH081S50
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-593-6893, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Valve,safety Relief
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (CAGE 45681)
Technical Specifications
Parameter
Value
NSN
4820-01-593-6893
Primary Part Number
RDH081S50
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters
Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-593-6893?
NSN 4820-01-593-6893 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-593-6893?
NSN 4820-01-593-6893 has 1 manufacturer part number on file: RDH081S50 (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters).
Is NSN 4820-01-593-6893 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.