PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103863Bulb Assy,temperatu

Triumph Thermal Systems - Maryland, Inc. · NSN 1660-00-656-0186 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-656-0186 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-656-0186. Primary manufacturer part number: 103863.
Features
  • Bulb Assy,temperatu — FSC 1660
  • 2 verified cross-references
  • Primary manufacturer: Triumph Thermal Systems - Maryland, Inc.
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Bulb Assy,temperatu, cataloged under National Stock Number 1660-00-656-0186, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBulb Assy,temperatu
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersTriumph Thermal Systems - Maryland, Inc. (CAGE 01359); Dunrite Systems Corp. Dba Dunrite Systems (CAGE 34813)
Technical Specifications
ParameterValue
NSN1660-00-656-0186
Primary Part Number103863
Item NameBulb Assy,temperatu
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6695-00-234-7222103863 INTERCHANGEABLE
Bezel,instrument Mounting
Astronautics Corporation of America
5305-00-567-4359103863 INTERCHANGEABLE
Screw,adjusting,roc
Cummins Inc.
5365-00-753-2227103863 INTERCHANGEABLE
Spacer,sleeve
Telemechanics Inc
4410-01-722-630461301608522 INTERCHANGEABLE
Injector,automatic Water Feeding
Getinge Usa Sales, Llc
Cross-Reference Index
Part NumberManufacturer
103863 Triumph Thermal Systems - Maryland, Inc. (USA)
103863 Dunrite Systems Corp. Dba Dunrite Systems (USA)
Related Parts
6695-00-234-7222INTERCHANGEABLE
BEZEL,INSTRUMENT MOUNTING
103863
5305-00-567-4359INTERCHANGEABLE
SCREW,ADJUSTING,ROC
103863
5365-00-753-2227INTERCHANGEABLE
SPACER,SLEEVE
103863
4410-01-722-6304INTERCHANGEABLE
INJECTOR,AUTOMATIC WATER FEEDING
61301608522

Frequently Asked Questions

What is NSN 1660-00-656-0186?

NSN 1660-00-656-0186 is a Bulb Assy,temperatu, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-656-0186?

NSN 1660-00-656-0186 has 2 cross-referenced part numbers: 103863 (Triumph Thermal Systems - Maryland, Inc.), 103863 (Dunrite Systems Corp. Dba Dunrite Systems).

What NSN replaces 1660-00-656-0186?

There are 4 known substitutes for 1660-00-656-0186: 6695-00-234-7222, 5305-00-567-4359, 5365-00-753-2227 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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