PartsTable TECHNICAL DATA SHEET
NSN 4820-01-505-8186Government record, cited

Valve, Relief, Pressure and Temper4820-01-505-8186

NSN 4820-01-505-8186 · NIIN 015058186 · Part number HP848430-650-2
Tactair Fluid Controls Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 70236
Government record, cited
NSN 4820-01-505-8186 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-505-8186. Manufacturer of record part number: HP848430-650-2.
Also searched as  4820-01-505-8186 · 4820015058186 · NIIN 015058186 · 01-505-8186 · FSC 4820 Valves, Nonpowered · CAGE 70236 · HP848430-650-2
Nearby stock numbers  ·
Features
  • Valve,relief,pressure and Temper — FSC 4820
  • Material: ALUMINUM BODY
  • Valve Discharge Flow Rate: 1.2 GALLONS PER MINUTE
  • 1 manufacturer part number on file
  • Manufacturer of record: Tactair Fluid Controls Inc
Identification
  • NSN: 4820-01-505-8186
  • NIIN: 015058186
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: HP848430-650-2
  • Manufacturer: Tactair Fluid Controls Inc
General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-505-8186, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tactair Fluid Controls Inc. 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-505-8186
Primary Part NumberHP848430-650-2
Item NameValve,relief,pressure and Temper
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerTactair Fluid Controls Inc
StatusACTIVE
MaterialALUMINUM BODY
Valve Discharge Flow Rate1.2 GALLONS PER MINUTE
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
HP848430-650-2 PRIMARY Tactair Fluid Controls 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 4820-01-505-8186?

NSN 4820-01-505-8186 is a Valve,relief,pressure and Temper, manufactured by Tactair Fluid Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-505-8186?

NSN 4820-01-505-8186 has 1 manufacturer part number on file: HP848430-650-2 (Tactair Fluid Controls Inc).

What are the specifications of HP848430-650-2?

Key specifications for HP848430-650-2: Special Features: OPERATING PRESSURE 3000 PSI NOMINAL; PROOF PRESSURE 4500 PSI; BURST PRESSURE 7500 PSI; OPERATING TEMPERATURE -65 TO 275 DEGREES F; NO EXTERNAL LEAKAGE; End Item Identification: CL215 AIRCRAFT; Material: ALUMINUM BODY; Valve Discharge Flow Rate: 1.2 GALLONS PER MINUTE. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-505-8186 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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