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2SB4-3 — SWITCH,TOGGLE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

2SB4-3: SWITCH,TOGGLE.

The SWITCH,TOGGLE is a the manufacturer industrial component. Key specifications include body_style: BUSHING MOUNTBUSHING MOUNT, body_width: 0.719 INCHES MAXIMUM0.719 INCHES MAXIMUM IN, body_length: 0.775 INCHES MINIMUM AND 0.775 INCHES MINIMUM AND 0.785 INCHES MAXIMUM0.785 INCHES MAXIMUM IN, actuator_style: ROUNDROUND, bushing_length: 0.465 INCHES MINIMUM AND 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM0.475 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSEDFULLY INCLOSED. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-491-8912, 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
MRO→ MRO_GENERAL→ 2SB4-3
NSN: 5930-00-491-8912
FSC: 5930 — Switches
CAGE: 80207 — C AND K COMPONENTS INC CLAYTON/UNIMAX DIV (USA)
SPECIFICATIONS
body_styleBUSHING MOUNTBUSHING MOUNT
body_width0.719 INCHES MAXIMUM0.719 INCHES MAXIMUM IN
body_length0.775 INCHES MINIMUM AND 0.775 INCHES MINIMUM AND 0.785 INCHES MAXIMUM0.785 INCHES MAXIMUM IN
actuator_styleROUNDROUND
bushing_length0.465 INCHES MINIMUM AND 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM0.475 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSEDFULLY INCLOSED
actuator_height0.685 INCHES MINIMUM AND 0.685 INCHES MINIMUM AND 0.695 INCHES MAXIMUM0.695 INCHES MAXIMUM IN
mounting_methodTHREADED BUSHINGTHREADED BUSHING
actuator_diameter0.235 INCHES MINIMUM AND 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM0.245 INCHES MAXIMUM IN
nominal_thread_size0.469 INCHES0.469 INCHES IN
thread_quantity_per_inch3232
thread_series_designatorUNS
NSN5930-00-491-8912
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN 2SB4-3 MFR SWITCH,TOGGLE
KEY FEATURES
•
BUSHING LENGTH: 0.465 INCHES MINIMUM AND 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM0.475 INCHES MAXIMUM IN
•
ACTUATOR DIAMETER: 0.235 INCHES MINIMUM AND 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM0.245 INCHES MAXIMUM IN
•
INCLOSURE TYPE: FULLY INCLOSEDFULLY INCLOSED
•
BODY STYLE: BUSHING MOUNTBUSHING MOUNT
•
ACTUATOR STYLE: ROUNDROUND
•
MOUNTING METHOD: THREADED BUSHINGTHREADED BUSHING
•
BODY WIDTH: 0.719 INCHES MAXIMUM0.719 INCHES MAXIMUM IN
•
NOMINAL THREAD SIZE: 0.469 INCHES0.469 INCHES IN
TECHNICAL CHARACTERISTICS
BUSHING LENGTH0.465 INCHES MINIMUM AND 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM0.475 INCHES MAXIMUM IN
ACTUATOR DIAMETER0.235 INCHES MINIMUM AND 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM0.245 INCHES MAXIMUM IN
INCLOSURE TYPEFULLY INCLOSEDFULLY INCLOSED
BODY STYLEBUSHING MOUNTBUSHING MOUNT
ACTUATOR STYLEROUNDROUND
MOUNTING METHODTHREADED BUSHINGTHREADED BUSHING
BODY WIDTH0.719 INCHES MAXIMUM0.719 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.469 INCHES0.469 INCHES IN
ACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MOMENTARY AND UP POSITION MOMENTARY AND DOWN POSITION MAINTAINEDDOWN POSITION MAINTAINED
BODY LENGTH0.775 INCHES MINIMUM AND 0.775 INCHES MINIMUM AND 0.785 INCHES MAXIMUM0.785 INCHES MAXIMUM IN
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 2
2LB4-93CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2SB4-3M0DIFIEDReference document
Same NSN cross-reference
Reference document — Secondary reference
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 2SB4-3?
2SB4-3 is a SWITCH,TOGGLE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 2SB4-3?
There are 2 known substitutes for 2SB4-3: 2LB4-93C, 2SB4-3M0DIFIED. Substitute compatibility should be verified for your specific system.
What is the NSN for 2SB4-3?
2SB4-3 is cataloged in the U.S. Government catalog under NSN 5930-00-491-8912. 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.