NSN 4820-01-439-6569 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-439-6569. Manufacturer of record part number: 0260008.
Also searched as4820-01-439-6569 ·
4820014396569 ·
NIIN 014396569 ·
01-439-6569 ·
FSC 4820 Valves, Nonpowered · CAGE 7P361 · 0260008
Operating Pressure: 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Opening Pressure Setting: 200.0 POUNDS PER SQUARE INCH LBS
Valve Discharge Flow Rate: 125.0 GALLONS PER MINUTE
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Edwards Manufacturing a Division of Hypro Corp. Dba Emi
Identification
NSN: 4820-01-439-6569
NIIN: 014396569
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 0260008
Manufacturer: Edwards Manufacturing a Division of Hypro Corp. Dba Emi
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-439-6569, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Edwards Manufacturing a Division of Hypro Corp. Dba Emi. Government technical data includes 5 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.
Technical Specifications
Parameter
Value
NSN
4820-01-439-6569
Primary Part Number
0260008
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Edwards Manufacturing a Division of Hypro Corp. Dba Emi
Status
ACTIVE
Flow Control Device
DISK
Operating Pressure
175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Edwards Manufacturing a Division of Hypro Corp. Dba Emi (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 4820-01-439-6569?
NSN 4820-01-439-6569 is a Valve,safety Relief, manufactured by Edwards Manufacturing a Division of Hypro Corp. Dba Emi, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-439-6569?
NSN 4820-01-439-6569 has 1 manufacturer part number on file: 0260008 (Edwards Manufacturing a Division of Hypro Corp. Dba Emi).
What are the specifications of 0260008?
Key specifications for 0260008: Flow Control Device: DISK; Operating Pressure: 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; End Item Identification: EDWARDS VALVE CO PUMP MODEL NO. 155-338; Opening Pressure Setting: 200.0 POUNDS PER SQUARE INCH LBS. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-439-6569 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.