NSN 4820-01-684-1186 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-684-1186. Manufacturer of record part number: S-595-Y-1.5.
Operating Pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size: 1.500 INCHES IN
Face to Face Distance: 4.600 INCHES IN
Material: PLASTIC POLYTETRAFLUOROETHYLENE PACKING
Material: BRONZE BODY
Material: STEEL FLOW CONTROL DEVICE
Material: BRONZE STEM
Identification
NSN: 4820-01-684-1186
NIIN: 016841186
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: S-595-Y-1.5
Manufacturer: Nibco
General Description
The Valve,ball, cataloged under National Stock Number 4820-01-684-1186, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Nibco. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-684-1186
Primary Part Number
S-595-Y-1.5
Item Name
Valve,ball
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Nibco
Status
ACTIVE
Operating Pressure
600.0 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 4820-01-684-1186?
NSN 4820-01-684-1186 is a Valve,ball, manufactured by Nibco, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-684-1186?
NSN 4820-01-684-1186 has 2 manufacturer part numbers on file: S-595-BR-Y-20-OV-1.5 (Nibco), S-595-Y-1.5 (Nibco).
What are the specifications of S-595-Y-1.5?
Key specifications for S-595-Y-1.5: Operating Pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Valve Size: 1.500 INCHES IN; Face to Face Distance: 4.600 INCHES IN; Part Name Assigned by Controlling Agency: VALVE, BALL 1.5 IPS BRONZE. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-684-1186 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.