PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20855Voltage Regulator Subassembly

Trio Laboratories Inc · NSN 6110-00-081-0925 · FSC 6110 · No Item Name Available
Verified by PartsTable
NSN 6110-00-081-0925 — this item is cataloged by the U.S. Government under National Stock Number 6110-00-081-0925. Primary manufacturer part number: 20855.
Features
  • Voltage Regulator Subassembly — FSC 6110
  • Major Components: CAPACITOR 2,THERMAL SENSITIVE SWITCH 1,RESISTOR 4,TRANSISTOR 4,INTERCONNECTOR BOARD ASSY 1,AUXILIARY BOARD ASSY 1,AMPLIFIER ASSY 1,PASS TRANSITOR SUB-ASSY 1,PLATE,HEAT DISSIPATOR 1
  • 1 verified cross-reference
  • Primary manufacturer: Trio Laboratories Inc
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Voltage Regulator Subassembly, cataloged under National Stock Number 6110-00-081-0925, is classified within Federal Supply Class 6110 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Trio Laboratories Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6110-00-081-0925
Primary Part Number20855
Item NameVoltage Regulator Subassembly
FSC / FSG6110 / 61 — No Item Name Available
ManufacturerTrio Laboratories Inc
StatusACTIVE
Major ComponentsCAPACITOR 2,THERMAL SENSITIVE SWITCH 1,RESISTOR 4,TRANSISTOR 4,INTERCONNECTOR BOARD ASSY 1,AUXILIARY BOARD ASSY 1,AMPLIFIER ASSY 1,PASS TRANSITOR SUB-ASSY 1,PLATE,HEAT DISSIPATOR 1
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6540-01-552-9721 (20855)
HAZMATNo
Verified Substitutes 5
6540-01-552-972120855 SUCCESSOR
Lamp,ophthalmoscope
Coopersurgical Inc Dba Coopersurgical Products
5950-00-647-76975J24079REV5 INTERCHANGEABLE
Transformer,power
General Dynamics Mission Systems, Inc.
5950-00-676-0920 INTERCHANGEABLE
Coil,radio Frequency
5905-00-835-8760AW-4076 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Cts Corp Electromechanical Div
5133-01-052-1496 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
20855 Trio Laboratories Inc (USA)
Related Parts
SUCCESSOR 6540-01-552-9721 Lamp,ophthalmoscope · 20855
5950-00-647-7697INTERCHANGEABLE
TRANSFORMER,POWER
5J24079REV5
5950-00-676-0920INTERCHANGEABLE
COIL,RADIO FREQUENCY
5905-00-835-8760INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
AW-4076
5133-01-052-1496INTERCHANGEABLE
DRILL,TWIST

Frequently Asked Questions

What is NSN 6110-00-081-0925?

NSN 6110-00-081-0925 is a Voltage Regulator Subassembly, manufactured by Trio Laboratories Inc, classified under FSC 6110 (No Item Name Available). Status: active.

What are the part numbers for NSN 6110-00-081-0925?

NSN 6110-00-081-0925 has 1 cross-referenced part number: 20855 (Trio Laboratories Inc).

What NSN replaces 6110-00-081-0925?

There are 5 known substitutes for 6110-00-081-0925: 6540-01-552-9721, 5950-00-647-7697, 5950-00-676-0920 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20855?

Key specifications for 20855: Overall Height: 3.000 INCHES NOMINAL IN; Major Components: CAPACITOR 2,THERMAL SENSITIVE SWITCH 1,RESISTOR 4,TRANSISTOR 4,INTERCONNECTOR BOARD ASSY 1,AUXILIARY BOARD ASSY 1,AMPLIFIER ASSY 1,PASS TRANSITOR SUB-ASSY 1,PLATE,HEAT DISSIPATOR 1; Overall Length: 4.375 INCHES NOMINAL IN. 3 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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