PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R-20Valve,butterfly

Emerson Automation Solutions Final Control Us Lp · NSN 4820-01-117-0732 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-117-0732 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-117-0732. Primary manufacturer part number: R-20.
Features
  • Valve,butterfly — FSC 4820
  • Mounting Facility: THREADED FASTENER
  • Valve Size: 20.000 INCHES IN
  • Material: ALUMINUM ALLOY BODY
  • Style Designator: STRAIGHT THRU
  • Operating Pressure: 15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Valve Operation Method: MANUAL
  • 5 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy Body construction
General Description

The Valve,butterfly, cataloged under National Stock Number 4820-01-117-0732, 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. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, 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
NSN4820-01-117-0732
Primary Part NumberR-20
Item NameValve,butterfly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp
StatusACTIVE
Mounting FacilityTHREADED FASTENER
Valve Size20.000 INCHES IN
MaterialALUMINUM ALLOY BODY
Style DesignatorSTRAIGHT THRU
Operating Pressure15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5360-00-497-3752R20 INTERCHANGEABLE
Spring,helical,compression
Baumbach E a Mfg Co
3110-00-554-291713026360 INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
3110-00-812-3605R20 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
2940-00-973-969051190 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5905-01-089-6509 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5840-01-340-1694R-20 INTERCHANGEABLE
Navigational,radar
Raytheon Company Dba Raytheon Co
5895-01-446-2362 INTERCHANGEABLE
Detector,audio Frequency
6640-01-467-5488R20 INTERCHANGEABLE
Pipet,micro
Rainin Instruments Inc
3439-01-524-5436R25A INTERCHANGEABLE
Soldering Iron,electric
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
8145-01-725-3062RKR200-0000-BLK INTERCHANGEABLE
Shipping and Storage Container,m
Pelican Products, Inc. Dba Pelican Products Inc
Cross-Reference Index
Part NumberManufacturer
11-2-1 Emerson Automation Solutions Final Control Us Lp (USA)
20213 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
R-20 PRIMARY Emerson Automation Solutions Final Control Us Lp (USA)
359-703-200-640 Emerson Automation Solutions Final Control Us Lp (USA)
39-2-1 20IN Emerson Automation Solutions Final Control Us Lp (USA)
Related Parts
5360-00-497-3752INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
R20
3110-00-554-2917INTERCHANGEABLE
BEARING,BALL,ANNULAR
13026360
3110-00-812-3605INTERCHANGEABLE
BEARING,BALL,ANNULAR
R20
2940-00-973-9690INTERCHANGEABLE
FILTER ELEMENT,FLUID
51190
5905-01-089-6509INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5840-01-340-1694INTERCHANGEABLE
NAVIGATIONAL,RADAR
R-20
5895-01-446-2362INTERCHANGEABLE
DETECTOR,AUDIO FREQUENCY
6640-01-467-5488INTERCHANGEABLE
PIPET,MICRO
R20
3439-01-524-5436INTERCHANGEABLE
SOLDERING IRON,ELECTRIC
R25A
8145-01-725-3062INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,M
RKR200-0000-BLK

Frequently Asked Questions

What is NSN 4820-01-117-0732?

NSN 4820-01-117-0732 is a Valve,butterfly, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-117-0732?

NSN 4820-01-117-0732 has 5 cross-referenced part numbers: 11-2-1 (Emerson Automation Solutions Final Control Us Lp), 20213 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), R-20 (Emerson Automation Solutions Final Control Us Lp), 359-703-200-640 (Emerson Automation Solutions Final Control Us Lp), 39-2-1 20IN (Emerson Automation Solutions Final Control Us Lp).

What NSN replaces 4820-01-117-0732?

There are 10 known substitutes for 4820-01-117-0732: 5360-00-497-3752, 3110-00-554-2917, 3110-00-812-3605 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R-20?

Key specifications for R-20: Mounting Facility: THREADED FASTENER; Valve Size: 20.000 INCHES IN; Material: ALUMINUM ALLOY BODY; Style Designator: STRAIGHT THRU. 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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