PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

377040811273 & 1691191203Light,indicator

Dialight Corporation · NSN 6210-00-688-4721 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-688-4721 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-688-4721. Primary manufacturer part number: 377040811273 & 1691191203.
Features
  • Light,indicator — FSC 6210
  • Mounting Method: SCREW ON LENS
  • Lens Back Surface Condition: FLUTED SINGLE LIGHT FIRST POSITION HORIZONTAL
  • Lens Type: DOME, KNURLED, INTERNAL THREAD SINGLE LIGHT FIRST POSITION HORIZONTAL
  • Mounting Method: PANEL LOCATION NOT OTHERWISE SPECIFIED
  • Surface Treatment: NICKEL BODY
  • Transmitted Light Color: RED SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
  • Lens Light Transmission Characteristic: TRANSLUCENT SINGLE LIGHT FIRST POSITION HORIZONTAL
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Copper Alloy Body construction
General Description

The Light,indicator, cataloged under National Stock Number 6210-00-688-4721, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 5 manufacturers, 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
NSN6210-00-688-4721
Primary Part Number377040811273 & 1691191203
Item NameLight,indicator
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerDialight Corporation
StatusACTIVE
Mounting MethodSCREW ON LENS
Lens Back Surface ConditionFLUTED SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens TypeDOME, KNURLED, INTERNAL THREAD SINGLE LIGHT FIRST POSITION HORIZONTAL
Mounting MethodPANEL LOCATION NOT OTHERWISE SPECIFIED
Surface TreatmentNICKEL BODY
Transmitted Light ColorRED SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
Lens Light Transmission CharacteristicTRANSLUCENT SINGLE LIGHT FIRST POSITION HORIZONTAL
MaterialCOPPER ALLOY BODY
Lens Face Surface ConditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Panel Thickness for Which Designed0.344 INCHES MAXIMUM IN
Style DesignatorROUND FRAME, ROUND LENS TYPE
Furnished Items and Quantity1 HEXAGON NUT AND 1 LOCK WASHER
Terminal Type and Quantity2 SOLDER LUG
Lamp Type Accommodated and Quantity1 NEON
Lamp Base Type AccommodatedMINIATURE BAYONET
Hazardous Locations/environmental ProtectionWATERTIGHT
Panel Accommodation Hole Diameter0.688 INCHES NOMINAL IN
Lamp Bulb Size DesignatorT-3 1/4
Lens Quantity1
Overall Diameter0.812 INCHES NOMINAL IN
Lens ColorRED SINGLE LIGHT FIRST POSITION HORIZONTAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6210-00-299-484695-0410-0931-201 INTERCHANGEABLE
Light,indicator
Dialight Corporation
6210-00-299-49814220K70P035 INTERCHANGEABLE
Light,indicator
Ametek Inc Div Aerospace and Defense
6210-00-299-544895-9408-0931-381 INTERCHANGEABLE
Light,indicator
Dialight Corporation
5330-01-088-59744501237 INTERCHANGEABLE
Gasket
Babcock & Wilcox Co
6250-01-107-9447 INTERCHANGEABLE
Lampholder
Cross-Reference Index
Part NumberManufacturer
95-0408-0931-27 1 Zf Industrieantriebe Witten Gmbh (DEU)
377-0408-1191-273 Dialight Corporation (USA)
95408-331-100K Zf Industrieantriebe Witten Gmbh (DEU)
LH77/1-LC20RN3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
TAG6027TA120RC Zf Industrieantriebe Witten Gmbh (DEU)
MS35414-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
4501237 Vapor Corp Sub of Brunswick Corp (USA)
MIL-L-3661-09 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LH77-1LC20RN1 Zf Industrieantriebe Witten Gmbh (DEU)
MS90287-23 Zf Industrieantriebe Witten Gmbh (DEU)
95408-931 Dialight Corporation (USA)
95408-931 Zf Industrieantriebe Witten Gmbh (DEU)
354-0408-1111-27 Dialight Corporation (USA)
377040811273 & 1691191203 PRIMARY Dialight Corporation (USA)
Related Parts
6210-00-299-4846INTERCHANGEABLE
LIGHT,INDICATOR
95-0410-0931-201
6210-00-299-4981INTERCHANGEABLE
LIGHT,INDICATOR
4220K70P035
6210-00-299-5448INTERCHANGEABLE
LIGHT,INDICATOR
95-9408-0931-381
5330-01-088-5974INTERCHANGEABLE
GASKET
4501237
6250-01-107-9447INTERCHANGEABLE
LAMPHOLDER

Frequently Asked Questions

What is NSN 6210-00-688-4721?

NSN 6210-00-688-4721 is a Light,indicator, manufactured by Dialight Corporation, classified under FSC 6210 (No Item Name Available). Status: active.

What are the part numbers for NSN 6210-00-688-4721?

NSN 6210-00-688-4721 has 14 cross-referenced part numbers: 95-0408-0931-27 1 (Zf Industrieantriebe Witten Gmbh), 377-0408-1191-273 (Dialight Corporation), 95408-331-100K (Zf Industrieantriebe Witten Gmbh), LH77/1-LC20RN3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), TAG6027TA120RC (Zf Industrieantriebe Witten Gmbh) and 9 more.

What NSN replaces 6210-00-688-4721?

There are 5 known substitutes for 6210-00-688-4721: 6210-00-299-4846, 6210-00-299-4981, 6210-00-299-5448 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 377040811273 & 1691191203?

Key specifications for 377040811273 & 1691191203: Mounting Method: SCREW ON LENS; Lens Back Surface Condition: FLUTED SINGLE LIGHT FIRST POSITION HORIZONTAL; Lens Type: DOME, KNURLED, INTERNAL THREAD SINGLE LIGHT FIRST POSITION HORIZONTAL; Mounting Method: PANEL LOCATION NOT OTHERWISE SPECIFIED. 22 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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