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LL421 — KEY,SWITCH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

LL421: KEY,SWITCH.

The KEY,SWITCH is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: BUSHING MOUNT, body_width: 0.500 INCHES NOMINAL IN, body_height: 0.350 INCHES NOMINAL IN, body_length: 0.843 INCHES NOMINAL IN, overall_width: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-100-4882, 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
LL421
NSN: 5930-01-100-4882
NIINs: 011004882, 015145777
FSC: 5930 — Switches
CAGE: 55459 — EATON CORP AEROSPACE AND COMMERCIAL CONTROLS DIV JBT PRODUCTS (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleBUSHING MOUNT
body_width0.500 INCHES NOMINAL IN
body_height0.350 INCHES NOMINAL IN
body_length0.843 INCHES NOMINAL IN
overall_width0.500 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.437 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height1.668 INCHES NOMINAL IN
overall_length0.843 INCHES NOMINAL IN
actuator_height0.660 INCHES MAXIMUM IN
NSN5930-01-100-4882
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available KEY,SWITCH TITLE COMPONENT PN LL421 MFR KEY,SWITCH
KEY FEATURES
•
BUSHING LENGTH: 0.437 INCHES NOMINAL IN
•
ACTUATOR DIAMETER: 0.218 INCHES MAXIMUM IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
ACTUATOR POSITION-LOCKING RELATIONSHIP: UP POSITION LOCKED IN AND DOWN POSITION LOCKED IN AND CENTER POSITION LOCKED IN
•
BODY STYLE: BUSHING MOUNT
•
ACTUATOR STYLE: ROUND
•
MOUNTING METHOD: THREADED BUSHING
TECHNICAL CHARACTERISTICS
BUSHING LENGTH0.437 INCHES NOMINAL IN
OVERALL HEIGHT1.668 INCHES NOMINAL IN
ACTUATOR DIAMETER0.218 INCHES MAXIMUM IN
INCLOSURE TYPEFULLY INCLOSED
ACTUATOR POSITION-LOCKING RELATIONSHIPUP POSITION LOCKED IN AND DOWN POSITION LOCKED IN AND CENTER POSITION LOCKED IN
BODY STYLEBUSHING MOUNT
ACTUATOR STYLEROUND
MOUNTING METHODTHREADED BUSHING
BODY WIDTH0.500 INCHES NOMINAL IN
BODY HEIGHT0.350 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 LL421?
LL421 is a KEY,SWITCH.
What is the NSN for LL421?
LL421 is cataloged in the U.S. Government catalog under NSN 5930-01-100-4882. 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.