NSN 4820-01-664-9772 · NIIN 016649772 · Part number 55-SW-0075-XXX
W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 01EK8
Government record, cited
NSN 4820-01-664-9772 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-664-9772. Manufacturer of record part number: 55-SW-0075-XXX.
Manufacturer of record: W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch
Identification
NSN: 4820-01-664-9772
NIIN: 016649772
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 55-SW-0075-XXX
Manufacturer: W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch
General Description
The Valve,ball, cataloged under National Stock Number 4820-01-664-9772, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name
Valve,ball
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch (CAGE 01EK8)
Technical Specifications
Parameter
Value
NSN
4820-01-664-9772
Primary Part Number
55-SW-0075-XXX
Item Name
Valve,ball
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch
W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch (USA)
Reference documents
Reference
Meaning
8681411 ITEM V2
C/1Advisory reference — outside the item-of-supply concept
Naval Sea Systems Command
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 4820-01-664-9772?
NSN 4820-01-664-9772 is a Valve,ball, manufactured by W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-664-9772?
NSN 4820-01-664-9772 has 1 manufacturer part number on file: 55-SW-0075-XXX (W & O Supply Inc Dba Valve Automation & Controls Div Vac Branch).
Is NSN 4820-01-664-9772 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.