PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2620-902ASSYCValve,globe

The Walworth Company · NSN 4820-00-926-4214 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-926-4214 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-926-4214. Primary manufacturer part number: 2620-902ASSYC.
Features
  • Valve,globe — FSC 4820
  • Style Designator: STRAIGHT THRU
  • Bonnet Attachment Method: THREADED
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • Bonnet Type: INSIDE SCREW
  • Maximum Operating Temp: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Renewable Seat Ring Type: THREADED
  • Criticality Code Justification: ZZZY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy 400 or Nickel Alloy R-405 Flow Control Device construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-926-4214, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Walworth Company. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-926-4214
Primary Part Number2620-902ASSYC
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerThe Walworth Company
StatusCANCELLED
Style DesignatorSTRAIGHT THRU
Bonnet Attachment MethodTHREADED
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Bonnet TypeINSIDE SCREW
Maximum Operating Temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
Renewable Seat Ring TypeTHREADED
Criticality Code JustificationZZZY
Flow Control DeviceDISK
MaterialNICKEL ALLOY 400 OR NICKEL ALLOY R-405 FLOW CONTROL DEVICE
Valve Operation MethodMANUAL
Connection TypeUNTHREADED INTERNAL PIPE FIRST END
MaterialNICKEL ALLOY 400 OR NICKEL ALLOY R-405 STEM
Connection StyleSOCKET WITH BRAZING RING FIRST END
MaterialNICKEL ALLOY 400 OR NICKEL ALLOY R-405 SEAT
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Nominal Pipe Size Accommodated0.500 INCHES FIRST END IN
MaterialCOPPER ALLOY 922 BODY
MaterialASBESTOS PACKING
Operating Pressure700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4820-00-922-8422 INTERCHANGEABLE
Valve,stop-Check
4820-00-943-1011 INTERCHANGEABLE
Valve,check
4820-00-943-1014 INTERCHANGEABLE
Valve,check
4820-00-943-7272 INTERCHANGEABLE
Valve,gate
4820-00-943-7275 INTERCHANGEABLE
Valve,gate
4820-00-943-7276 INTERCHANGEABLE
Valve,gate
4820-00-944-8740 INTERCHANGEABLE
Valve,angle
4820-00-945-1746 INTERCHANGEABLE
Valve,angle
4820-01-043-36262620-902ASSYCF1 1/2INPC4 INTERCHANGEABLE
Seat,valve
The Walworth Company
4820-01-150-4255 INTERCHANGEABLE
Valve,globe
Cross-Reference Index
Part NumberManufacturer
2620-902ASSYC The Walworth Company (USA)
2620-902L1 Naval Inventory Control Point Mechanicsburg (USA)
2620-902 The Walworth Company (USA)
2620-902ASSYCL1 Naval Inventory Control Point Mechanicsburg (USA)
2620-902 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
4820-00-922-8422INTERCHANGEABLE
VALVE,STOP-CHECK
4820-00-943-1011INTERCHANGEABLE
VALVE,CHECK
4820-00-943-1014INTERCHANGEABLE
VALVE,CHECK
4820-00-943-7272INTERCHANGEABLE
VALVE,GATE
4820-00-943-7275INTERCHANGEABLE
VALVE,GATE
4820-00-943-7276INTERCHANGEABLE
VALVE,GATE
4820-00-944-8740INTERCHANGEABLE
VALVE,ANGLE
4820-00-945-1746INTERCHANGEABLE
VALVE,ANGLE
4820-01-043-3626INTERCHANGEABLE
SEAT,VALVE
2620-902ASSYCF1 1/2INPC4
4820-01-150-4255INTERCHANGEABLE
VALVE,GLOBE

Frequently Asked Questions

What is NSN 4820-00-926-4214?

NSN 4820-00-926-4214 is a Valve,globe, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-926-4214?

NSN 4820-00-926-4214 has 5 cross-referenced part numbers: 2620-902ASSYC (The Walworth Company), 2620-902L1 (Naval Inventory Control Point Mechanicsburg), 2620-902 (The Walworth Company), 2620-902ASSYCL1 (Naval Inventory Control Point Mechanicsburg), 2620-902 (Electric Boat Corporation Div General Dynamics Electric Boat).

What NSN replaces 4820-00-926-4214?

There are 10 known substitutes for 4820-00-926-4214: 4820-00-922-8422, 4820-00-943-1011, 4820-00-943-1014 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2620-902ASSYC?

Key specifications for 2620-902ASSYC: Style Designator: STRAIGHT THRU; Bonnet Attachment Method: THREADED; Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS; Bonnet Type: INSIDE SCREW. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-926-4214 still in active supply?

NSN 4820-00-926-4214 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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