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QB400479 — SWITCH,LOCK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

QB400479: SWITCH,LOCK.

The SWITCH,LOCK is a the manufacturer industrial component. Key specifications include body_style: HOLE MOUNTED, body_length: 1.903 INCHES NOMINAL IN, body_diameter: 1.494 INCHES NOMINAL IN, overall_width: 1.494 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_height: 1.494 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-161-6792, 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
QB400479
NSN: 5930-00-161-6792
FSC: 5930 — Switches
CAGE: 55974 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER TEST SYSTEMS DIV (USA)
SPECIFICATIONS
body_styleHOLE MOUNTED
body_length1.903 INCHES NOMINAL IN
body_diameter1.494 INCHES NOMINAL IN
overall_width1.494 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height1.494 INCHES NOMINAL IN
overall_length1.903 INCHES NOMINAL IN
terminal_type_and_quantity8 TAB, SOLDER LUG
maximum_voltage_rating_in_volts115.0 AC
contact_load_current_rating_at_maximum_rated_voltage5.000 AMPERES RESISTIVE AC
center_to_center_distance_between_mounting_facilities_parallel_to_diameter1.250 INCHES NOMINAL IN
NSN5930-00-161-6792
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,LOCK TITLE COMPONENT PN QB400479 MFR SWITCH,LOCK
KEY FEATURES
•
BODY DIAMETER: 1.494 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY STYLE: HOLE MOUNTED
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO DIAMETER: 1.250 INCHES NOMINAL IN
•
BODY LENGTH: 1.903 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BODY DIAMETER1.494 INCHES NOMINAL IN
OVERALL HEIGHT1.494 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
BODY STYLEHOLE MOUNTED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO DIAMETER1.250 INCHES NOMINAL IN
OVERALL LENGTH1.903 INCHES NOMINAL IN
OVERALL WIDTH1.494 INCHES NOMINAL IN
BODY LENGTH1.903 INCHES NOMINAL IN
MAXIMUM VOLTAGE RATING IN VOLTS115.0 AC
TERMINAL TYPE AND QUANTITY8 TAB, SOLDER LUG
SUBSTITUTES & CROSS-REFERENCES 1
19-1920Same 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 QB400479?
QB400479 is a SWITCH,LOCK.
What parts can replace QB400479?
There is 1 known substitute for QB400479: 19-1920. Substitute compatibility should be verified for your specific system.
What is the NSN for QB400479?
QB400479 is cataloged in the U.S. Government catalog under NSN 5930-00-161-6792. 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.