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Technical Data Sheet
S-139 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ADAPTER,SWITCH ACTUATOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, lens_type: STOVEPIPE, PLAIN SINGLE LIGHT FIRST POSITION HORIZONTAL, head_style: HEXAGON, lens_color: COLORLESS SINGLE LIGHT FIRST POSITION HORIZONTAL, head_height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-110-4491, 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
S-139
NSN: 6210-00-110-4491
FSC: 6210
CAGE: 06178 — ALTEC AIR, LLC DBA ALTEC LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
lens_typeSTOVEPIPE, PLAIN SINGLE LIGHT FIRST POSITION HORIZONTAL
head_styleHEXAGON
lens_colorCOLORLESS SINGLE LIGHT FIRST POSITION HORIZONTAL
head_height0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
thread_class2A A
lens_quantity1
thread_length2.568 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
overall_length2.187 INCHES NOMINAL IN
fastener_length2.750 INCHES NOMINAL IN
mounting_methodPANEL
overall_diameter0.625 INCHES NOMINAL IN
NSN6210-00-110-4491
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADAPTER,SWITCH ACTUATOR TITLE COMPONENT PN S-139 MFR ADAPTER,SWITCH ACTUATO
KEY FEATURES
PANEL THICKNESS FOR WHICH DESIGNED: 0.109 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY: 2 WIRE LEAD
STYLE DESIGNATOR: ROUND FRAME, ROUND LENS TYPE
PANEL ACCOMMODATION HOLE DIAMETER: 0.495 INCHES NOMINAL IN
LENS BACK SURFACE CONDITION: SMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
MOUNTING METHOD: PANEL
OVERALL DIAMETER: 0.625 INCHES NOMINAL IN
LENS TYPE: STOVEPIPE, PLAIN SINGLE LIGHT FIRST POSITION HORIZONTAL
TECHNICAL CHARACTERISTICS (FLIS)
PANEL THICKNESS FOR WHICH DESIGNED0.109 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 WIRE LEAD
STYLE DESIGNATORROUND FRAME, ROUND LENS TYPE
PANEL ACCOMMODATION HOLE DIAMETER0.495 INCHES NOMINAL IN
LENS BACK SURFACE CONDITIONSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
MOUNTING METHODPANEL
OVERALL DIAMETER0.625 INCHES NOMINAL IN
LENS TYPESTOVEPIPE, PLAIN SINGLE LIGHT FIRST POSITION HORIZONTAL
LENS FACE SURFACE CONDITIONSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
LENS LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT SINGLE LIGHT FIRST POSITION HORIZONTAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
51-10311Interchangeable
interchangeable cross-reference
interchangeable
55519Interchangeable
interchangeable cross-reference
interchangeable
716-020466Interchangeable
interchangeable cross-reference
interchangeable
S139Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S-139?
S-139 is a ADAPTER,SWITCH ACTUATOR.
What parts can replace S-139?
There are 4 known substitutes for S-139: 51-10311, 55519, 716-020466 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S-139?
S-139 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-110-4491. This indicates validated use in U.S. government and defense supply chains.
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