PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

845-1889573 3-4 INCHValve,globe

Naval Ship Systems Command · NSN 4820-01-206-1563 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-206-1563 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-206-1563. Primary manufacturer part number: 845-1889573 3-4 INCH.
Features
  • Valve,globe — FSC 4820
  • Connection Style: SOCKET ALL ENDS
  • Nominal Pipe Size Accommodated: 0.750 INCHES ALL ENDS IN
  • Bonnet Attachment Method: BOLTED
  • Bonnet Type: OUTSIDE SCREW-YOKE
  • Flow Control Device: DISK
  • Style Designator: STRAIGHT THRU
  • Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-01-206-1563, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-206-1563
Primary Part Number845-1889573 3-4 INCH
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Connection StyleSOCKET ALL ENDS
Nominal Pipe Size Accommodated0.750 INCHES ALL ENDS IN
Bonnet Attachment MethodBOLTED
Bonnet TypeOUTSIDE SCREW-YOKE
Flow Control DeviceDISK
Style DesignatorSTRAIGHT THRU
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
Valve Operation MethodMANUAL
MaterialSTEEL CORROSION RESISTING BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-153-8458BS8714 INTERCHANGEABLE
Disk,valve
Hunt Valve Company, Inc.
Cross-Reference Index
Part NumberManufacturer
2620-924X3 3-4 INCH Walworth-Aloyco (USA)
845-1889573 3/4 INCH Fluidyne Corporation Dba Fluidyne Corp (USA)
C-30434,3/4IN Walworth-Aloyco (USA)
2620-924X1 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
845-1889573 Naval Ship Systems Command (USA)
845-1889573 3-4 INCH PRIMARY Naval Ship Systems Command (USA)
314SPCL 3-4 INCH Walworth-Aloyco (USA)
2620-924X3 3-4 INCH Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
4820-01-153-8458INTERCHANGEABLE
DISK,VALVE
BS8714

Frequently Asked Questions

What is NSN 4820-01-206-1563?

NSN 4820-01-206-1563 is a Valve,globe, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-206-1563?

NSN 4820-01-206-1563 has 8 cross-referenced part numbers: 2620-924X3 3-4 INCH (Walworth-Aloyco), 845-1889573 3/4 INCH (Fluidyne Corporation Dba Fluidyne Corp), C-30434,3/4IN (Walworth-Aloyco), 2620-924X1 (Electric Boat Corporation Div General Dynamics Electric Boat), 845-1889573 (Naval Ship Systems Command) and 3 more.

What NSN replaces 4820-01-206-1563?

There is 1 known substitute for 4820-01-206-1563: 4820-01-153-8458. Verify interchangeability with system specifications before substitution.

What are the specifications of 845-1889573 3-4 INCH?

Key specifications for 845-1889573 3-4 INCH: Connection Style: SOCKET ALL ENDS; Nominal Pipe Size Accommodated: 0.750 INCHES ALL ENDS IN; Bonnet Attachment Method: BOLTED; Bonnet Type: OUTSIDE SCREW-YOKE. 10 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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