PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20866Voltage Regulator Subassembly

Trio Laboratories Inc · NSN 6110-00-081-0910 · FSC 6110 · No Item Name Available
Verified by PartsTable
NSN 6110-00-081-0910 — this item is cataloged by the U.S. Government under National Stock Number 6110-00-081-0910. Primary manufacturer part number: 20866.
Features
  • Voltage Regulator Subassembly — FSC 6110
  • Major Components: CHASSIS 1,TRANSISTOR 4,AMPLIFIER 1,AUXILIARY BOARD ASSY 1,INTERCONNECTION BOARD ASSY 1,CAPACITOR 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 6110-00-081-0910, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6110-00-081-0910
Primary Part Number20866
Item NameVoltage Regulator Subassembly
FSC / FSG6110 / 61 — No Item Name Available
ManufacturerTrio Laboratories Inc
StatusACTIVE
Major ComponentsCHASSIS 1,TRANSISTOR 4,AMPLIFIER 1,AUXILIARY BOARD ASSY 1,INTERCONNECTION BOARD ASSY 1,CAPACITOR 1
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-00-083-4077
HAZMATNo
Verified Substitutes 4
Clevis,rod End
5342-00-143-0084T44-AB-20 INTERCHANGEABLE
Mount,resilient,weapon System
Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
5133-00-236-4028 INTERCHANGEABLE
Drill,twist
4820-01-093-234298457C1PC14 INTERCHANGEABLE
Guide,valve Stem
Schneider Electric Systems Usa Inc
Cross-Reference Index
Part NumberManufacturer
20866 Trio Laboratories Inc (USA)
Related Parts
SUCCESSOR 5340-00-083-4077 Clevis,rod End
5342-00-143-0084INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
T44-AB-20
5133-00-236-4028INTERCHANGEABLE
DRILL,TWIST
4820-01-093-2342INTERCHANGEABLE
GUIDE,VALVE STEM
98457C1PC14

Frequently Asked Questions

What is NSN 6110-00-081-0910?

NSN 6110-00-081-0910 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 6110-00-081-0910?

NSN 6110-00-081-0910 has 1 cross-referenced part number: 20866 (Trio Laboratories Inc).

What NSN replaces 6110-00-081-0910?

There are 4 known substitutes for 6110-00-081-0910: 5340-00-083-4077, 5342-00-143-0084, 5133-00-236-4028 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20866?

Key specifications for 20866: Overall Width: 2.719 INCHES NOMINAL IN; Overall Depth: 3.250 INCHES NOMINAL IN; Major Components: CHASSIS 1,TRANSISTOR 4,AMPLIFIER 1,AUXILIARY BOARD ASSY 1,INTERCONNECTION BOARD ASSY 1,CAPACITOR 1. 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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