PartsTable TECHNICAL DATA SHEET
NSN 4820-01-225-5977Government record, cited

Disk, Valve4820-01-225-5977

NSN 4820-01-225-5977 · NIIN 012255977 · Part number CB0064-06
Cooper Valve Co Div of Texstream · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 55444
Government record, cited
NSN 4820-01-225-5977 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-225-5977. Manufacturer of record part number: CB0064-06.
Also searched as  4820-01-225-5977 · 4820012255977 · NIIN 012255977 · 01-225-5977 · FSC 4820 Valves, Nonpowered · CAGE 55444 · CB0064-06 · GV000213 ITEM 2
Nearby stock numbers  ·
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 4.000 INCHES NOMINAL IN
  • Material: STEEL
  • 1 manufacturer part number on file
  • Manufacturer of record: Cooper Valve Co Div of Texstream
Identification
  • NSN: 4820-01-225-5977
  • NIIN: 012255977
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: CB0064-06
  • Manufacturer: Cooper Valve Co Div of Texstream
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-225-5977, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cooper Valve Co Div of Texstream. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-225-5977
Primary Part NumberCB0064-06
Item NameDisk,valve
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerCooper Valve Co Div of Texstream
StatusACTIVE
Outside Diameter4.000 INCHES NOMINAL IN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
CB0064-06 PRIMARY Cooper Valve Co Div of Texstream (USA)
Reference documents
ReferenceMeaning
GV000213 ITEM 2 C/1 Advisory reference — outside the item-of-supply concept
Cooper Valve Co Div of Texstream
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 4820-01-225-5977?

NSN 4820-01-225-5977 is a Disk,valve, manufactured by Cooper Valve Co Div of Texstream, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-225-5977?

NSN 4820-01-225-5977 has 1 manufacturer part number on file: CB0064-06 (Cooper Valve Co Div of Texstream).

What are the specifications of CB0064-06?

Key specifications for CB0064-06: Outside Diameter: 4.000 INCHES NOMINAL IN; Material: STEEL. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-225-5977 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.
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