PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

82601-3Valve,calibrated Flow

Schlumberger Electricities Inc Dba Neptune Measure · NSN 4820-00-300-2528 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-300-2528 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-300-2528. Primary manufacturer part number: 82601-3.
Features
  • Valve,calibrated Flow — FSC 4820
  • Material: COPPER ALLOY FLOW CONTROL DEVICE
  • First End Flange Length: 5.910 INCHES NOMINAL IN
  • First End Style Designator: PLAIN
  • First End Flange Shape Style: RECTANGULAR (INCLUDES SQUARE) W/ BOLT HOLES
  • First End Bolt Hole Quantity: 4
  • Body Style: STRAIGHT THRU
  • Flow Control Device: DISK, CIRCULAR
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Flow Control Device construction
General Description

The Valve,calibrated Flow, cataloged under National Stock Number 4820-00-300-2528, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Schlumberger Electricities Inc Dba Neptune Measure. Government technical data includes 19 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-300-2528
Primary Part Number82601-3
Item NameValve,calibrated Flow
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSchlumberger Electricities Inc Dba Neptune Measure
StatusCANCELLED
MaterialCOPPER ALLOY FLOW CONTROL DEVICE
First End Flange Length5.910 INCHES NOMINAL IN
First End Style DesignatorPLAIN
First End Flange Shape StyleRECTANGULAR (INCLUDES SQUARE) W/ BOLT HOLES
First End Bolt Hole Quantity4
Body StyleSTRAIGHT THRU
Flow Control DeviceDISK, CIRCULAR
Second End Relationship with First EndIDENTICAL
First End Bolt Hole Diameter0.750 INCHES NOMINAL IN
Media for Which DesignedWATER
First End Connection TypePLAIN FACE FLANGE
First End Flange Width5.860 INCHES NOMINAL IN
First End Flange Thickness3.216 INCHES NOMINAL IN
MaterialSTEEL BODY
Valve Discharge Flow Rate300.0 GALLONS PER MINUTE
End Connection Quantity2
First End Center to Center Distance Between Holes Along Length4.280 INCHES NOMINAL IN
Regulation TypeAUTOMATIC SINGLE STAGE
First End Center to Center Distance Between Holes Along Width4.280 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5930-00-583-8494 INTERCHANGEABLE
Switch,toggle
5950-01-084-89731C6726-1 INTERCHANGEABLE
Coil,radio Frequency
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
2530-01-372-16448260-1 INTERCHANGEABLE
Cover,bk Cable Hole3530
Pdi Ground Support Systems, Inc.
5930-01-608-851582601 INTERCHANGEABLE
Switch,toggle
Mouser Electronics, Inc Dba Mouser Electronics
Cross-Reference Index
Part NumberManufacturer
82601 Schlumberger Electricities Inc Dba Neptune Measure (USA)
82601-3 PRIMARY Schlumberger Electricities Inc Dba Neptune Measure (USA)
Related Parts
5930-00-583-8494INTERCHANGEABLE
SWITCH,TOGGLE
5950-01-084-8973INTERCHANGEABLE
COIL,RADIO FREQUENCY
1C6726-1
2530-01-372-1644INTERCHANGEABLE
COVER,BK CABLE HOLE3530
8260-1
5930-01-608-8515INTERCHANGEABLE
SWITCH,TOGGLE
82601

Frequently Asked Questions

What is NSN 4820-00-300-2528?

NSN 4820-00-300-2528 is a Valve,calibrated Flow, manufactured by Schlumberger Electricities Inc Dba Neptune Measure, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-300-2528?

NSN 4820-00-300-2528 has 2 cross-referenced part numbers: 82601 (Schlumberger Electricities Inc Dba Neptune Measure), 82601-3 (Schlumberger Electricities Inc Dba Neptune Measure).

What NSN replaces 4820-00-300-2528?

There are 4 known substitutes for 4820-00-300-2528: 5930-00-583-8494, 5950-01-084-8973, 2530-01-372-1644 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 82601-3?

Key specifications for 82601-3: Material: COPPER ALLOY FLOW CONTROL DEVICE; First End Flange Length: 5.910 INCHES NOMINAL IN; First End Style Designator: PLAIN; First End Flange Shape Style: RECTANGULAR (INCLUDES SQUARE) W/ BOLT HOLES. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-300-2528 still in active supply?

NSN 4820-00-300-2528 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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