PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20025M 12INValve,gate

Floworks Usa Lp Dba Flotech Div Jacksonville · NSN 4820-01-278-0839 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-278-0839 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-278-0839. Primary manufacturer part number: 20025M 12IN.
Features
  • Valve,gate — FSC 4820
  • Flange Diameter: 19.000 INCHES IN
  • Inlet Relationship with Outlet: IDENTICAL
  • Bolt Hole Quantity: 12
  • Valve Operation Method: MANUAL
  • Material: COPPER ALLOY STEM
  • Stem Type: RISING
  • Bonnet Type: OUTSIDE SCREW-YOKE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Stem construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-278-0839, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Floworks Usa Lp Dba Flotech Div Jacksonville. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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.

Technical Specifications
ParameterValue
NSN4820-01-278-0839
Primary Part Number20025M 12IN
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFloworks Usa Lp Dba Flotech Div Jacksonville
StatusACTIVE
Flange Diameter19.000 INCHES IN
Inlet Relationship with OutletIDENTICAL
Bolt Hole Quantity12
Valve Operation MethodMANUAL
MaterialCOPPER ALLOY STEM
Stem TypeRISING
Bonnet TypeOUTSIDE SCREW-YOKE
Bonnet Attachment MethodBOLTED
Face to Face Distance14.000 INCHES IN
Flange Face DesignRAISED
Connection TypeFLANGE, ROUND W/HOLES
MaterialIRON BODY
Valve Size12.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-004-901620025 INTERCHANGEABLE
Cup,compression
Unipress Corporation
5365-00-136-4526 INTERCHANGEABLE
Spacer,felt
5365-00-172-3915 INTERCHANGEABLE
Spacer,sleeve
5133-00-189-9315 INTERCHANGEABLE
Drill,twist
5965-00-263-090324092-1 INTERCHANGEABLE
Headband,headset
Telephonics Corp
5905-00-556-5561 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5905-00-642-2474 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
1680-00-928-917720025 INTERCHANGEABLE
Control Assy,arrest
Transdigm Inc
3110-00-949-1884MA1205 INTERCHANGEABLE
Ring,bearing,inner
Federal-Mogul Corp Government Sales Dept
5915-00-963-6049 INTERCHANGEABLE
Filter,radio Frequency Interfere
Cross-Reference Index
Part NumberManufacturer
20025 Floworks Usa Lp Dba Flotech Div Jacksonville (USA)
20025M 12IN PRIMARY Floworks Usa Lp Dba Flotech Div Jacksonville (USA)
Related Parts
5340-00-004-9016INTERCHANGEABLE
CUP,COMPRESSION
20025
5365-00-136-4526INTERCHANGEABLE
SPACER,FELT
5365-00-172-3915INTERCHANGEABLE
SPACER,SLEEVE
5133-00-189-9315INTERCHANGEABLE
DRILL,TWIST
5965-00-263-0903INTERCHANGEABLE
HEADBAND,HEADSET
24092-1
5905-00-556-5561INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5905-00-642-2474INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
1680-00-928-9177INTERCHANGEABLE
CONTROL ASSY,ARREST
20025
3110-00-949-1884INTERCHANGEABLE
RING,BEARING,INNER
MA1205
5915-00-963-6049INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
5930-01-117-6975INTERCHANGEABLE
GUARD,SWITCH
20025
4820-01-279-1455INTERCHANGEABLE
STEM,FLUID VALVE
20025M 12IN ITEM 8

Frequently Asked Questions

What is NSN 4820-01-278-0839?

NSN 4820-01-278-0839 is a Valve,gate, manufactured by Floworks Usa Lp Dba Flotech Div Jacksonville, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-278-0839?

NSN 4820-01-278-0839 has 2 cross-referenced part numbers: 20025 (Floworks Usa Lp Dba Flotech Div Jacksonville), 20025M 12IN (Floworks Usa Lp Dba Flotech Div Jacksonville).

What NSN replaces 4820-01-278-0839?

There are 12 known substitutes for 4820-01-278-0839: 5340-00-004-9016, 5365-00-136-4526, 5365-00-172-3915 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20025M 12IN?

Key specifications for 20025M 12IN: Flange Diameter: 19.000 INCHES IN; Inlet Relationship with Outlet: IDENTICAL; Bolt Hole Quantity: 12; Valve Operation Method: MANUAL. 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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