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MIL-L-3661/38 AND MIL-L-3661/22 — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The LIGHT,INDICATOR is a the manufacturer industrial component. Key specifications include lens_type: DOME, KNURLED, INTERNAL THREAD SINGLE LIGHT FIRST POSITION HORIZONTAL, lens_color: WHITE, AVIATION SINGLE LIGHT FIRST POSITION HORIZONTAL, overall_length: 3.395 INCHES MAXIMUM IN, mounting_method: PANEL LOCATION NOT OTHERWISE SPECIFIED, overall_diameter: 1.344 INCHES MINIMUM AND 1.406 INCHES MAXIMUM IN, style_designator: ROUND FRAME, ROUND LENS TYPE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 6210-00-892-2313, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MIL-L-3661/38 AND MIL-L-3661/22
NSN: 6210-00-892-2313
FSC: 6210
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
lens_typeDOME, KNURLED, INTERNAL THREAD SINGLE LIGHT FIRST POSITION HORIZONTAL
lens_colorWHITE, AVIATION SINGLE LIGHT FIRST POSITION HORIZONTAL
lens_quantity1
overall_length3.395 INCHES MAXIMUM IN
mounting_methodPANEL LOCATION NOT OTHERWISE SPECIFIED
overall_diameter1.344 INCHES MINIMUM AND 1.406 INCHES MAXIMUM IN
style_designatorROUND FRAME, ROUND LENS TYPE
transmitted_light_colorWHITE, AVIATION SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
lamp_bulb_size_designatorS-6
terminal_type_and_quantity2 SOLDER LUG
lamp_base_type_accommodatedDOUBLE CONTACT BAYONET CANDELABRA
lens_back_surface_conditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
NSN6210-00-892-2313
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LIGHT,INDICATOR TITLE COMPONENT PN MIL-L-3661/38 AND MIL-L-3661/22 MFR LIGHT,INDICATOR
KEY FEATURES
•
OVERALL DIAMETER: 1.125 INCHES NOMINAL IN
•
LENS COLOR: COLORLESS SINGLE LIGHT FIRST POSITION HORIZONTAL
•
PANEL ACCOMMODATION HOLE DIAMETER: 1.000 INCHES NOMINAL IN
•
MOUNTING METHOD: PANEL LOCATION NOT OTHERWISE SPECIFIED
•
LENS FACE SURFACE CONDITION: SMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
•
LENS TYPE: CONVEX, KNURLED SINGLE LIGHT FIRST POSITION HORIZONTAL
•
LAMP TYPE ACCOMMODATED AND QUANTITY: 1 INCANDESCENT
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.125 INCHES NOMINAL IN
LENS COLORCOLORLESS SINGLE LIGHT FIRST POSITION HORIZONTAL
PANEL ACCOMMODATION HOLE DIAMETER1.000 INCHES NOMINAL IN
MOUNTING METHODPANEL LOCATION NOT OTHERWISE SPECIFIED
LENS FACE SURFACE CONDITIONSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
LENS TYPECONVEX, KNURLED SINGLE LIGHT FIRST POSITION HORIZONTAL
LAMP TYPE ACCOMMODATED AND QUANTITY1 INCANDESCENT
MOUNTING METHODSCREW ON LENS
TERMINAL TYPE AND QUANTITY2 SOLDER LUG
LENS BACK SURFACE CONDITIONFROSTED SINGLE LIGHT FIRST POSITION HORIZONTAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
7900087-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
355-3402-0114-2 0InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-L-3661/38InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
904008-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LH80LC21GNInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LH80InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-L-3661/38 AND MIL-L-3661/22?
MIL-L-3661/38 AND MIL-L-3661/22 is a LIGHT,INDICATOR.
What parts can replace MIL-L-3661/38 AND MIL-L-3661/22?
There are 27 known substitutes for MIL-L-3661/38 AND MIL-L-3661/22: 7900087-00, 355-3402-0114-2 0, MIL-L-3661/38 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-L-3661/38 AND MIL-L-3661/22?
MIL-L-3661/38 AND MIL-L-3661/22 is cataloged in the Federal Logistics Information System under NSN 6210-00-892-2313. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026