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121643 — SWITCH,TOGGLE

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

121643: SWITCH,TOGGLE.

The SWITCH,TOGGLE is a the manufacturer industrial component. Key specifications include body_style: BUSHING MOUNT, body_width: 0.531 INCHES NOMINAL IN, body_height: 0.844 INCHES NOMINAL IN, body_length: 1.062 INCHES NOMINAL IN, actuator_style: ROUND, bushing_length: 0.344 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-112-5317, 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→ 121643
NSN: 5930-00-112-5317
NIINs: 001125317, 015658683
FSC: 5930 — Switches
CAGE: 53110 — VIASYS RESPIRATORY CARE INC. DBA BIOSYS HEALTHCARE (USA)
SPECIFICATIONS
body_styleBUSHING MOUNT
body_width0.531 INCHES NOMINAL IN
body_height0.844 INCHES NOMINAL IN
body_length1.062 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.344 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
actuator_height0.500 INCHES NOMINAL IN
actuator_diameter0.125 INCHES NOMINAL IN
nominal_thread_size0.469 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNS
NSN5930-00-112-5317
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN 121643 MFR SWITCH,TOGGLE
KEY FEATURES
•
BUSHING LENGTH: 0.344 INCHES NOMINAL IN
•
ACTUATOR DIAMETER: 0.125 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY STYLE: BUSHING MOUNT
•
ACTUATOR STYLE: ROUND
•
BODY WIDTH: 0.531 INCHES NOMINAL IN
•
BODY HEIGHT: 0.844 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.469 INCHES IN
TECHNICAL CHARACTERISTICS
BUSHING LENGTH0.344 INCHES NOMINAL IN
ACTUATOR DIAMETER0.125 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
BODY STYLEBUSHING MOUNT
ACTUATOR STYLEROUND
BODY WIDTH0.531 INCHES NOMINAL IN
BODY HEIGHT0.844 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.469 INCHES IN
BODY LENGTH1.062 INCHES NOMINAL IN
NONPILE-UP CONTACT ARRANGEMENT1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
SUBSTITUTES & CROSS-REFERENCES 5
G231206PC1Reference document
Same NSN cross-reference
Reference document — Secondary reference
G231206-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
40A106914Reference document
Same NSN cross-reference
Reference document — Secondary reference
5025-111Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8280K15Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121643?
121643 is a SWITCH,TOGGLE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 121643?
There are 5 known substitutes for 121643: G231206PC1, G231206-1, 40A106914 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 121643?
121643 is cataloged in the U.S. Government catalog under NSN 5930-00-112-5317. 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.