PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45-TValve,globe

Eaton Corp Controls Div · NSN 4820-01-273-3259 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-273-3259 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-273-3259. Primary manufacturer part number: 45-T.
Features
  • Valve,globe — FSC 4820
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Valve Operation Method: MANUAL
  • Nominal Thread Size: 0.500 INCHES ALL ENDS IN
  • Media for Which Designed: STEAM FIRST RESPONSE
  • Thread Series Designator: NPT ALL ENDS
  • Material: COPPER ALLOY BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-01-273-3259, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Corp Controls Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN4820-01-273-3259
Primary Part Number45-T
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Corp Controls Div
StatusACTIVE
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
Valve Operation MethodMANUAL
Nominal Thread Size0.500 INCHES ALL ENDS IN
Media for Which DesignedSTEAM FIRST RESPONSE
Thread Series DesignatorNPT ALL ENDS
MaterialCOPPER ALLOY BODY
Flow Control DeviceDISK
Style DesignatorSTRAIGHT THRU
Furnished Items and Quantity1 HANDWHEEL
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-484-8020 INTERCHANGEABLE
Transistor
5961-00-993-2502 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
45-T Eaton Corp Controls Div (USA)
405011 Washex Incorporated (USA)
Related Parts
5961-00-484-8020INTERCHANGEABLE
TRANSISTOR
5961-00-993-2502INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 4820-01-273-3259?

NSN 4820-01-273-3259 is a Valve,globe, manufactured by Eaton Corp Controls Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-273-3259?

NSN 4820-01-273-3259 has 2 cross-referenced part numbers: 45-T (Eaton Corp Controls Div), 405011 (Washex Incorporated).

What NSN replaces 4820-01-273-3259?

There are 2 known substitutes for 4820-01-273-3259: 5961-00-484-8020, 5961-00-993-2502. Verify interchangeability with system specifications before substitution.

What are the specifications of 45-T?

Key specifications for 45-T: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Thread Direction: RIGHT-HAND ALL ENDS; Valve Operation Method: MANUAL; Nominal Thread Size: 0.500 INCHES ALL ENDS IN. 12 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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