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5521-I — SWITCH,TOGGLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5521-I: SWITCH,TOGGLE.

The SWITCH,TOGGLE is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: HOLE MOUNT, body_width: 1.718 INCHES MAXIMUM IN, body_height: 1.375 INCHES MAXIMUM IN, body_length: 2.691 INCHES MAXIMUM IN, thread_class: 2B. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-952-6542, 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
5521-I
NSN: 5930-00-952-6542
FSC: 5930 — Switches
CAGE: 75582 — LEVITON MANUFACTURING CO., INC. DBA LEVITON (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleHOLE MOUNT
body_width1.718 INCHES MAXIMUM IN
body_height1.375 INCHES MAXIMUM IN
body_length2.691 INCHES MAXIMUM IN
thread_class2B
actuator_styleRECTANGULAR
actuator_width0.406 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED HOLE(S)
nominal_thread_size0.138 INCHES IN
thread_quantity_per_inch32
NSN5930-00-952-6542
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN 5521-I MFR SWITCH,TOGGLE
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY STYLE: HOLE MOUNT
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 3.281 INCHES NOMINAL IN
•
ACTUATOR STYLE: RECTANGULAR
•
MOUNTING METHOD: THREADED HOLE(S)
•
ACTUATOR WIDTH: 0.406 INCHES NOMINAL IN
•
BODY WIDTH: 1.718 INCHES MAXIMUM IN
•
BODY HEIGHT: 1.375 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
BODY STYLEHOLE MOUNT
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH3.281 INCHES NOMINAL IN
ACTUATOR STYLERECTANGULAR
MOUNTING METHODTHREADED HOLE(S)
ACTUATOR WIDTH0.406 INCHES NOMINAL IN
BODY WIDTH1.718 INCHES MAXIMUM IN
BODY HEIGHT1.375 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.138 INCHES IN
ACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
SUBSTITUTES & CROSS-REFERENCES 4
3-20ACLASS1DESIGNBReference document
Same NSN cross-reference
Reference document — Secondary reference
1221IReference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
W-S-896/2Reference document
Same NSN cross-reference
Reference document — Identification reference
WS896/2-02BSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5521-I?
5521-I is a SWITCH,TOGGLE.
What parts can replace 5521-I?
There are 4 known substitutes for 5521-I: 3-20ACLASS1DESIGNB, 1221I, W-S-896/2 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5521-I?
5521-I is cataloged in the U.S. Government catalog under NSN 5930-00-952-6542. 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.