NSN 4820-01-687-9447 · NIIN 016879447 · Part number 589R-4M4F-T
The Specialty Mfg. Co Dba Specialty Mfg. Co · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 56173
Government record, cited
NSN 4820-01-687-9447 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-687-9447. Manufacturer of record part number: 589R-4M4F-T.
Also searched as4820-01-687-9447 ·
4820016879447 ·
NIIN 016879447 ·
01-687-9447 ·
FSC 4820 Valves, Nonpowered · CAGE 56173 · 589R-4M4F-T
Operating Pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size: 0.25 INCHES IN
Maximum Operating Temp: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material: COPPER ALLOY BODY
Valve Operation Method: MANUAL
1 manufacturer part number on file
Identification
NSN: 4820-01-687-9447
NIIN: 016879447
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 589R-4M4F-T
Manufacturer: The Specialty Mfg. Co Dba Specialty Mfg. Co
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-687-9447, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Specialty Mfg. Co Dba Specialty Mfg. Co. Government technical data includes 6 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
4820-01-687-9447
Primary Part Number
589R-4M4F-T
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
The Specialty Mfg. Co Dba Specialty Mfg. Co
Status
ACTIVE
Furnished Items and Quantity
1 HANDWHEEL
Operating Pressure
500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
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 4820-01-687-9447?
NSN 4820-01-687-9447 is a Valve,safety Relief, manufactured by The Specialty Mfg. Co Dba Specialty Mfg. Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-687-9447?
NSN 4820-01-687-9447 has 1 manufacturer part number on file: 589R-4M4F-T (The Specialty Mfg. Co Dba Specialty Mfg. Co).
What are the specifications of 589R-4M4F-T?
Key specifications for 589R-4M4F-T: Furnished Items and Quantity: 1 HANDWHEEL; Operating Pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Valve Size: 0.25 INCHES IN; Maximum Operating Temp: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-687-9447 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.