PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R1020-22AA-1FValve,butterfly

Norriseal Norris Values Div Dba Dover Co · NSN 4820-01-199-3071 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-199-3071 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-199-3071. Primary manufacturer part number: R1020-22AA-1F.
Features
  • Valve,butterfly — FSC 4820
  • Nominal Thickness: 0.938 INCHES ALL ENDS IN
  • Flange Face Design: PLAIN ALL ENDS
  • Face to Face Distance: 2.125 INCHES IN
  • Material: STEEL BODY
  • Material: RUBBER SYNTHETIC SEAT
  • Flange Shape: ROUND ALL ENDS
  • Style Designator: STRAIGHT THRU FLANGED ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Body construction
General Description

The Valve,butterfly, cataloged under National Stock Number 4820-01-199-3071, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Norriseal Norris Values Div Dba Dover Co. Government technical data includes 13 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-199-3071
Primary Part NumberR1020-22AA-1F
Item NameValve,butterfly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNorriseal Norris Values Div Dba Dover Co
StatusACTIVE
Nominal Thickness0.938 INCHES ALL ENDS IN
Flange Face DesignPLAIN ALL ENDS
Face to Face Distance2.125 INCHES IN
MaterialSTEEL BODY
MaterialRUBBER SYNTHETIC SEAT
Flange ShapeROUND ALL ENDS
Style DesignatorSTRAIGHT THRU FLANGED ENDS
Connection TypeFLANGE ALL ENDS
Mounting FacilityWAFER
Nominal Outside Diameter10.000 INCHES ALL ENDS IN
Valve Operation MethodMANUAL
Valve Size5.000 INCHES IN
MaterialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6665-00-280-2489910090 INTERCHANGEABLE
Shield,radiac Detector
Luxium Solutions, Llc Div Luxium Solutioons, Llc
4820-01-214-69036INR1011-42AA-2R INTERCHANGEABLE
Valve,butterfly
Norriseal Norris Values Div Dba Dover Co
Cross-Reference Index
Part NumberManufacturer
R1020-22AA-1F PRIMARY Norriseal Norris Values Div Dba Dover Co (USA)
910-090 Norriseal Norris Values Div Dba Dover Co (USA)
910-090 5IN Norriseal Norris Values Div Dba Dover Co (USA)
Related Parts
6665-00-280-2489INTERCHANGEABLE
SHIELD,RADIAC DETECTOR
910090
4820-01-214-6903INTERCHANGEABLE
VALVE,BUTTERFLY
6INR1011-42AA-2R

Frequently Asked Questions

What is NSN 4820-01-199-3071?

NSN 4820-01-199-3071 is a Valve,butterfly, manufactured by Norriseal Norris Values Div Dba Dover Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-199-3071?

NSN 4820-01-199-3071 has 3 cross-referenced part numbers: R1020-22AA-1F (Norriseal Norris Values Div Dba Dover Co), 910-090 (Norriseal Norris Values Div Dba Dover Co), 910-090 5IN (Norriseal Norris Values Div Dba Dover Co).

What NSN replaces 4820-01-199-3071?

There are 2 known substitutes for 4820-01-199-3071: 6665-00-280-2489, 4820-01-214-6903. Verify interchangeability with system specifications before substitution.

What are the specifications of R1020-22AA-1F?

Key specifications for R1020-22AA-1F: Nominal Thickness: 0.938 INCHES ALL ENDS IN; Flange Face Design: PLAIN ALL ENDS; Face to Face Distance: 2.125 INCHES IN; Material: STEEL BODY. 13 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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