PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9066Disk,valve

Cunico Corporation · NSN 4820-01-258-2798 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-258-2798 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-258-2798. Primary manufacturer part number: 9066.
Features
  • Disk,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Cunico Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-258-2798, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cunico Corporation. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCunico Corporation (CAGE 53424)
Technical Specifications
ParameterValue
NSN4820-01-258-2798
Primary Part Number9066
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCunico Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-058-0513 INTERCHANGEABLE
Nut,plain,hexagon
5950-00-106-84651243115P1 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
2815-00-146-7402 INTERCHANGEABLE
Plate,thrust
5331-00-291-7337214-40-36 INTERCHANGEABLE
O-Ring
Kaydon Custom Filtration Corporation
5930-00-548-4321 INTERCHANGEABLE
Switch,toggle
5935-00-581-4040D1C2085 INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Llc
5331-00-804-5695MS28778-6 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
4820-01-048-62359812 INTERCHANGEABLE
Seat,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4510-01-049-3575F-29-AA INTERCHANGEABLE
Tailpiece,waste Drain
Sloan Valve Company
5815-01-084-2317 INTERCHANGEABLE
Ribbon,nylon
Cross-Reference Index
Part NumberManufacturer
9066 PRIMARY Cunico Corporation (USA)
DD4686 REF NO 2 P/N 9066 Cunico Corporation (USA)
DD-1633 Cunico Corporation (USA)
Related Parts
5310-00-058-0513INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5950-00-106-8465INTERCHANGEABLE
TRANSFORMER,POWER
1243115P1
2815-00-146-7402INTERCHANGEABLE
PLATE,THRUST
5331-00-291-7337INTERCHANGEABLE
O-RING
214-40-36
5930-00-548-4321INTERCHANGEABLE
SWITCH,TOGGLE
5935-00-581-4040INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
D1C2085
5331-00-804-5695INTERCHANGEABLE
O-RING
MS28778-6
4820-01-048-6235INTERCHANGEABLE
SEAT,VALVE
9812
4510-01-049-3575INTERCHANGEABLE
TAILPIECE,WASTE DRAIN
F-29-AA
5815-01-084-2317INTERCHANGEABLE
RIBBON,NYLON
4820-01-258-2699INTERCHANGEABLE
VALVE,PLUG
M24509A401III70P
4820-01-408-0184INTERCHANGEABLE
PLUG,ROTARY,VALVE
9017

Frequently Asked Questions

What is NSN 4820-01-258-2798?

NSN 4820-01-258-2798 is a Disk,valve, manufactured by Cunico Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-258-2798?

NSN 4820-01-258-2798 has 3 cross-referenced part numbers: 9066 (Cunico Corporation), DD4686 REF NO 2 P/N 9066 (Cunico Corporation), DD-1633 (Cunico Corporation).

What NSN replaces 4820-01-258-2798?

There are 12 known substitutes for 4820-01-258-2798: 5310-00-058-0513, 5950-00-106-8465, 2815-00-146-7402 and 9 more. Verify interchangeability with system specifications before substitution.

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