PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S65565Retainer,disk,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-434-5480 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-434-5480 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-434-5480. Primary manufacturer part number: S65565.
Features
  • Retainer,disk,valve — FSC 4820
  • Valve Size for Which Designed: 4.000 INCHES IN
  • Material: STEEL CORROSION RESISTING
  • Valve Design Control Activity: 15187
  • Valve Model Number for Which Designed: JOS
  • 3 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-01-434-5480, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-434-5480
Primary Part NumberS65565
Item NameRetainer,disk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Valve Size for Which Designed4.000 INCHES IN
MaterialSTEEL CORROSION RESISTING
Valve Design Control Activity15187
Valve Model Number for Which DesignedJOS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-01-434-5337107146 INTERCHANGEABLE
Nozzle,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-434-5339107130 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-434-548768039008 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
DS-G-66476 PC NO. 5 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
S65565 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
DS-G-66476 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
4820-01-434-5337INTERCHANGEABLE
NOZZLE,VALVE
107146
4820-01-434-5339INTERCHANGEABLE
DISK,VALVE
107130
4820-01-434-5487INTERCHANGEABLE
VALVE,SAFETY RELIEF
68039008

Frequently Asked Questions

What is NSN 4820-01-434-5480?

NSN 4820-01-434-5480 is a Retainer,disk,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-434-5480?

NSN 4820-01-434-5480 has 3 cross-referenced part numbers: DS-G-66476 PC NO. 5 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), S65565 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), DS-G-66476 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-01-434-5480?

There are 3 known substitutes for 4820-01-434-5480: 4820-01-434-5337, 4820-01-434-5339, 4820-01-434-5487. Verify interchangeability with system specifications before substitution.

What are the specifications of S65565?

Key specifications for S65565: Special Features: FOR SAFETY RELIEF VALVE MODEL NO. JLT-JOS, SZ 4N6; INCL DISK RETAINER, BUSHING, CONTOUR, AND CAPSCREW; Valve Size for Which Designed: 4.000 INCHES IN; Material: STEEL CORROSION RESISTING; End Item Identification: SUPPLY CLASS AOE. 6 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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