PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12771Disk,valve

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-00-723-8773 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-723-8773 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-723-8773. Primary manufacturer part number: 12771.
Features
  • Disk,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-723-8773, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-723-8773
Primary Part Number12771
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5365-00-111-452112771 INTERCHANGEABLE
Spacer,ring
Aerosonic Llc
1730-00-185-291012771 INTERCHANGEABLE
End Cap Pin,knuckle Assembly
Time Manufacturing Company Dba Time Manufacturing Company
1650-00-674-446412771 INTERCHANGEABLE
Restrictor Assy
Saf Industries Llc Dba Saf Industries Llc Div Garkenyon
4610-01-060-3679VP-17-4200 INTERCHANGEABLE
Cartridge,de-Ionizer
Resintech Inc Dba Aries Filterworks Llc
5995-01-185-758312771 INTERCHANGEABLE
Cable Assembly,special Purpose,e
The First Electronics Corporation
5950-01-233-070370-77A INTERCHANGEABLE
Transformer,power
Valad Electric Heating Corp.
5950-01-269-0707 INTERCHANGEABLE
Transformer,power
6145-01-384-089312771 INTERCHANGEABLE
Cable,special Purpose,electrical
Nexans Aerospace Usa Llc
5930-01-519-844012771 INTERCHANGEABLE
Switch,push
Itw Food Equipment Group Llc Dba Gaylord Industries
6130-01-596-312312771 INTERCHANGEABLE
Discharger,battery
Teledyne Flir Unmanned Ground Systems, Inc
Cross-Reference Index
Part NumberManufacturer
12771 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5365-00-111-4521INTERCHANGEABLE
SPACER,RING
12771
1730-00-185-2910INTERCHANGEABLE
END CAP PIN,KNUCKLE ASSEMBLY
12771
1650-00-674-4464INTERCHANGEABLE
RESTRICTOR ASSY
12771
4610-01-060-3679INTERCHANGEABLE
CARTRIDGE,DE-IONIZER
VP-17-4200
5995-01-185-7583INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
12771
5950-01-233-0703INTERCHANGEABLE
TRANSFORMER,POWER
70-77A
5950-01-269-0707INTERCHANGEABLE
TRANSFORMER,POWER
6145-01-384-0893INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
12771
5930-01-519-8440INTERCHANGEABLE
SWITCH,PUSH
12771
6130-01-596-3123INTERCHANGEABLE
DISCHARGER,BATTERY
12771

Frequently Asked Questions

What is NSN 4820-00-723-8773?

NSN 4820-00-723-8773 is a Disk,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-723-8773?

NSN 4820-00-723-8773 has 1 cross-referenced part number: 12771 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-00-723-8773?

There are 10 known substitutes for 4820-00-723-8773: 5365-00-111-4521, 1730-00-185-2910, 1650-00-674-4464 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12771?

Key specifications for 12771: End Item Identification: HELICOPTER, H-3(SEA KING). 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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