PartsTable TECHNICAL DATA SHEET
NSN 4820-01-127-4457Government record, cited

Disk, Valve4820-01-127-4457

NSN 4820-01-127-4457 · NIIN 011274457 · Part number 10312-00
Avox Systems Inc Dba Avox Systems Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 53655
Government record, cited
NSN 4820-01-127-4457 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-127-4457. Manufacturer of record part number: 10312-00.
Also searched as  4820-01-127-4457 · 4820011274457 · NIIN 011274457 · 01-127-4457 · FSC 4820 Valves, Nonpowered · CAGE 53655 · 10312-00
Nearby stock numbers  ·
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 1.032 INCHES NOMINAL IN
  • Criticality Code Justification: AGAV
  • Style Designator: SOLID
  • Media for Which Designed: AIR
  • Material: RUBBER CHLOROPRENE CLASS CR
  • 1 manufacturer part number on file
  • Manufacturer of record: Avox Systems Inc Dba Avox Systems Inc
Identification
  • NSN: 4820-01-127-4457
  • NIIN: 011274457
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 10312-00
  • Manufacturer: Avox Systems Inc Dba Avox Systems Inc
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-127-4457, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. 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
ParameterValue
NSN4820-01-127-4457
Primary Part Number10312-00
Item NameDisk,valve
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerAvox Systems Inc Dba Avox Systems Inc
StatusACTIVE
Outside Diameter1.032 INCHES NOMINAL IN
Criticality Code JustificationAGAV
Style DesignatorSOLID
Media for Which DesignedAIR
MaterialRUBBER CHLOROPRENE CLASS CR
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeY
Cross-Reference Index
Part NumberManufacturer
10312-00 PRIMARY Avox Systems Inc Dba Avox Systems Inc (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 4820-01-127-4457?

NSN 4820-01-127-4457 is a Disk,valve, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-127-4457?

NSN 4820-01-127-4457 has 1 manufacturer part number on file: 10312-00 (Avox Systems Inc Dba Avox Systems Inc).

What are the specifications of 10312-00?

Key specifications for 10312-00: Overall Height: 0.012 INCHES NOMINAL IN; Outside Diameter: 1.032 INCHES NOMINAL IN; Criticality Code Justification: AGAV; Style Designator: SOLID. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-127-4457 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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