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66AT1-3D — SWITCH,TOGGLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

66AT1-3D: SWITCH,TOGGLE.

The SWITCH,TOGGLE is a the manufacturer industrial component. Key specifications include body_style: BUSHING MOUNT, body_length: 1.100 INCHES MAXIMUM IN, thread_class: 2A A, body_diameter: 1.100 INCHES MAXIMUM IN, actuator_style: ROUND, bushing_length: 0.470 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-028-3895, 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
66AT1-3D
NSN: 5930-01-028-3895
FSC: 5930 — Switches
CAGE: 91929 — HONEYWELL INTERNATIONAL INC. DBA HONEYWEEL SENSING & CONTROLS (USA)
SPECIFICATIONS
body_styleBUSHING MOUNT
body_length1.100 INCHES MAXIMUM IN
thread_class2A A
body_diameter1.100 INCHES MAXIMUM IN
actuator_styleROUND
bushing_length0.470 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
actuator_height1.180 INCHES NOMINAL IN
mounting_methodTHREADED BUSHING
actuator_diameter0.430 INCHES NOMINAL IN
nominal_thread_size0.469 INCHES IN
thread_quantity_per_inch32
NSN5930-01-028-3895
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN 66AT1-3D MFR SWITCH,TOGGLE
KEY FEATURES
•
BUSHING LENGTH: 0.470 INCHES NOMINAL IN
•
BODY DIAMETER: 1.100 INCHES MAXIMUM IN
•
ACTUATOR DIAMETER: 0.430 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
ACTUATOR POSITION-LOCKING RELATIONSHIP: UP POSITION LOCKED IN AND DOWN POSITION LOCKED IN AND CENTER POSITION LOCKED OUT
•
BODY STYLE: BUSHING MOUNT
•
ACTUATOR STYLE: ROUND
•
MOUNTING METHOD: THREADED BUSHING
TECHNICAL CHARACTERISTICS
BUSHING LENGTH0.470 INCHES NOMINAL IN
BODY DIAMETER1.100 INCHES MAXIMUM IN
ACTUATOR DIAMETER0.430 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
ACTUATOR POSITION-LOCKING RELATIONSHIPUP POSITION LOCKED IN AND DOWN POSITION LOCKED IN AND CENTER POSITION LOCKED OUT
BODY STYLEBUSHING MOUNT
ACTUATOR STYLEROUND
MOUNTING METHODTHREADED BUSHING
NOMINAL THREAD SIZE0.469 INCHES IN
ACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND CENTER POSITION MAINTAINED
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES 1
66AT11-3DSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 66AT1-3D?
66AT1-3D is a SWITCH,TOGGLE.
What parts can replace 66AT1-3D?
There is 1 known substitute for 66AT1-3D: 66AT11-3D. Substitute compatibility should be verified for your specific system.
What is the NSN for 66AT1-3D?
66AT1-3D is cataloged in the U.S. Government catalog under NSN 5930-01-028-3895. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.