PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

277666Indicator,horizontal Situation

Bvr Technologies Co. · NSN 6605-01-194-3611 · FSC 6605 · No Item Name Available
Verified by PartsTable
NSN 6605-01-194-3611 — this item is cataloged by the U.S. Government under National Stock Number 6605-01-194-3611. Primary manufacturer part number: 277666.
Features
  • Indicator,horizontal Situation — FSC 6605
  • Usage Design: HEADING
  • Diameter: 3.510 INCHES NOMINAL IN
  • Current Type: AC
  • Presentation Type: DIAL AND DIGITAL DISPLAY
  • AC Voltage Rating: 115.0 VOLTS NOMINAL
  • Individual Marking: HEADING SET, COURSE SET, COURSE AND MILES
  • Length: 8.000 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,horizontal Situation, cataloged under National Stock Number 6605-01-194-3611, is classified within Federal Supply Class 6605 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bvr Technologies Co.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN6605-01-194-3611
Primary Part Number277666
Item NameIndicator,horizontal Situation
FSC / FSG6605 / 66 — No Item Name Available
ManufacturerBvr Technologies Co.
StatusACTIVE
Usage DesignHEADING
Diameter3.510 INCHES NOMINAL IN
Current TypeAC
Presentation TypeDIAL AND DIGITAL DISPLAY
AC Voltage Rating115.0 VOLTS NOMINAL
Individual MarkingHEADING SET, COURSE SET, COURSE AND MILES
Length8.000 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Knob PurposeCOURSE SET AND HEADING SET
PhaseSINGLE
Frequency Rating400.0 HERTZ NOMINAL
Knob Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6605-00-560-0303 INTERCHANGEABLE
Indicator,horizontal Situation
6605-00-992-3096104500 INTERCHANGEABLE
Indicator,horizontal Situation
Astronautics Corporation of America
Cross-Reference Index
Part NumberManufacturer
MIL-I-27848 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
277666 PRIMARY Bvr Technologies Co. (USA)
AQU4/A Joint Electronics Type Designation System (USA)
Related Parts
6605-00-560-0303INTERCHANGEABLE
INDICATOR,HORIZONTAL SITUATION
6605-00-992-3096INTERCHANGEABLE
INDICATOR,HORIZONTAL SITUATION
104500

Frequently Asked Questions

What is NSN 6605-01-194-3611?

NSN 6605-01-194-3611 is a Indicator,horizontal Situation, manufactured by Bvr Technologies Co., classified under FSC 6605 (No Item Name Available). Status: active.

What are the part numbers for NSN 6605-01-194-3611?

NSN 6605-01-194-3611 has 3 cross-referenced part numbers: MIL-I-27848 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 277666 (Bvr Technologies Co.), AQU4/A (Joint Electronics Type Designation System).

What NSN replaces 6605-01-194-3611?

There are 2 known substitutes for 6605-01-194-3611: 6605-00-560-0303, 6605-00-992-3096. Verify interchangeability with system specifications before substitution.

What are the specifications of 277666?

Key specifications for 277666: Usage Design: HEADING; Diameter: 3.510 INCHES NOMINAL IN; Current Type: AC; Presentation Type: DIAL AND DIGITAL DISPLAY. 14 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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