PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

145-205-030-139-000Stem,fluid Valve

Emerson Automation Solutions Final Control Us Lp · NSN 4820-01-251-6226 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-251-6226 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-251-6226. Primary manufacturer part number: 145-205-030-139-000.
Features
  • Stem,fluid Valve — FSC 4820
  • Features Provided: UPPER STEM
  • Stem Actuating End Type: SQUARE
  • Valve Type for Which Designed: BUTTERFLY
  • Valve Size for Which Designed: 3.000 INCHES IN
  • Valve Model Number for Which Designed: 139
  • Largest Outside Diameter: 0.563 INCHES NOMINAL IN
  • 7 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-251-6226, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, 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
NSN4820-01-251-6226
Primary Part Number145-205-030-139-000
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp
StatusACTIVE
Features ProvidedUPPER STEM
Stem Actuating End TypeSQUARE
Valve Type for Which DesignedBUTTERFLY
Valve Size for Which Designed3.000 INCHES IN
Valve Model Number for Which Designed139
Largest Outside Diameter0.563 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-236-14841391 INTERCHANGEABLE
Packing,preformed
Atlantic India Rubber Co Inc
5330-00-383-187826274 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
4320-00-398-57201391 INTERCHANGEABLE
Ring,lantern
Curtiss-Wright Electro-Mechanical Corporation Div Epd
6625-00-424-44141391-P1 INTERCHANGEABLE
Meter,audio Level
General Microwave Corporation Div Kratos Microwave Electronics
5365-00-520-1835M1391 INTERCHANGEABLE
Shim
Aerosonic Llc
5935-00-581-48459760-317 INTERCHANGEABLE
Cover,electrical Connector
Amphenol Corp Div Amphenol Aerospace Operations
6680-00-737-340710157 INTERCHANGEABLE
Counter,rotating
Weigh-Tronix Inc
3020-00-790-0298 INTERCHANGEABLE
Chain,roller
4320-00-867-1268029473-00 INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4470-01-039-4135 INTERCHANGEABLE
Molding,seal Plate
Cross-Reference Index
Part NumberManufacturer
D139-4-406 Emerson Automation Solutions Final Control Us Lp (USA)
10157 Locum Tenes Enterprises Inc Dba Lte Inc (USA)
145-205-030-139-000 PRIMARY Emerson Automation Solutions Final Control Us Lp (USA)
111-205-030-139-066 Emerson Automation Solutions Final Control Us Lp (USA)
10157 California Precision Machine Inc (USA)
139-1 PIECE 3 Emerson Automation Solutions Final Control Us Lp (USA)
139-1 Emerson Automation Solutions Final Control Us Lp (USA)
Related Parts
5330-00-236-1484INTERCHANGEABLE
PACKING,PREFORMED
1391
5330-00-383-1878INTERCHANGEABLE
GASKET
26274
4320-00-398-5720INTERCHANGEABLE
RING,LANTERN
1391
6625-00-424-4414INTERCHANGEABLE
METER,AUDIO LEVEL
1391-P1
5365-00-520-1835INTERCHANGEABLE
SHIM
M1391
5935-00-581-4845INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
9760-317
6680-00-737-3407INTERCHANGEABLE
COUNTER,ROTATING
10157
3020-00-790-0298INTERCHANGEABLE
CHAIN,ROLLER
4320-00-867-1268INTERCHANGEABLE
RING,WEARING
029473-00
4470-01-039-4135INTERCHANGEABLE
MOLDING,SEAL PLATE
6635-01-071-1682INTERCHANGEABLE
TENSIOMETER
5330-01-118-9504INTERCHANGEABLE
SEAL,PLAIN ENCASED
29940-0415

Frequently Asked Questions

What is NSN 4820-01-251-6226?

NSN 4820-01-251-6226 is a Stem,fluid Valve, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-251-6226?

NSN 4820-01-251-6226 has 7 cross-referenced part numbers: D139-4-406 (Emerson Automation Solutions Final Control Us Lp), 10157 (Locum Tenes Enterprises Inc Dba Lte Inc), 145-205-030-139-000 (Emerson Automation Solutions Final Control Us Lp), 111-205-030-139-066 (Emerson Automation Solutions Final Control Us Lp), 10157 (California Precision Machine Inc) and 2 more.

What NSN replaces 4820-01-251-6226?

There are 12 known substitutes for 4820-01-251-6226: 5330-00-236-1484, 5330-00-383-1878, 4320-00-398-5720 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 145-205-030-139-000?

Key specifications for 145-205-030-139-000: Features Provided: UPPER STEM; Stem Actuating End Type: SQUARE; Valve Type for Which Designed: BUTTERFLY; Valve Size for Which Designed: 3.000 INCHES IN. 6 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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