PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21005Disk,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-00-036-0391 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-0391 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-0391. Primary manufacturer part number: 21005.
Features
  • Disk,valve — FSC 4820
  • 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
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-036-0391, 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. 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)
ManufacturersEmerson Automation Solutions Final Control Us Lp Div Navy Product Team (CAGE 15187)
Technical Specifications
ParameterValue
NSN4820-00-036-0391
Primary Part Number21005
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4140-00-081-61447600S INTERCHANGEABLE
Fan,ventilating
Ebm Industries Inc Dba Ebm Papst
5995-00-187-9830A4427 INTERCHANGEABLE
Cable Assembly,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc.
5110-00-255-04205110-00-255-0420 INTERCHANGEABLE
Scissors,electricians'
General Services Administration Federal Supply Service
5950-00-494-335421005 INTERCHANGEABLE
Transformer,power
Magnetika Inc
6145-00-500-2730 INTERCHANGEABLE
Cable,radio Frequency
5940-00-983-6083 INTERCHANGEABLE
Terminal Board
5961-01-018-3684SR1650 INTERCHANGEABLE
Semiconductor Device,diode
Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp
6210-01-137-8494 INTERCHANGEABLE
Light,indicator
5962-01-174-3443 INTERCHANGEABLE
Integrated Circuit
5360-01-260-46392100-5 INTERCHANGEABLE
Spring,helical,compression
Greno Industries, Inc. Dba Greno Industries Inc
Cross-Reference Index
Part NumberManufacturer
21005 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
210055 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
S63850PC14 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
4140-00-081-6144INTERCHANGEABLE
FAN,VENTILATING
7600S
5995-00-187-9830INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
A4427
5110-00-255-0420INTERCHANGEABLE
SCISSORS,ELECTRICIANS'
5110-00-255-0420
5950-00-494-3354INTERCHANGEABLE
TRANSFORMER,POWER
21005
6145-00-500-2730INTERCHANGEABLE
CABLE,RADIO FREQUENCY
5940-00-983-6083INTERCHANGEABLE
TERMINAL BOARD
5961-01-018-3684INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
SR1650
6210-01-137-8494INTERCHANGEABLE
LIGHT,INDICATOR
5962-01-174-3443INTERCHANGEABLE
INTEGRATED CIRCUIT
5360-01-260-4639INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2100-5
6850-01-262-2989INTERCHANGEABLE
DESICCANT,ACTIVATED
21005
5120-01-335-1414INTERCHANGEABLE
PUNCH,DRIVE PIN
21005

Frequently Asked Questions

What is NSN 4820-00-036-0391?

NSN 4820-00-036-0391 is a 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 4820-00-036-0391?

NSN 4820-00-036-0391 has 3 cross-referenced part numbers: 21005 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 210055 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), S63850PC14 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-00-036-0391?

There are 12 known substitutes for 4820-00-036-0391: 4140-00-081-6144, 5995-00-187-9830, 5110-00-255-0420 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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