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A403U4CDFA — SWITCH,PUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A403U4CDFA: SWITCH,PUSH.

The SWITCH,PUSH is a the manufacturer industrial component. Key specifications include body_style: BUSHING MOUNTED, body_length: 0.374 INCHES NOMINAL IN, body_diameter: 0.562 INCHES NOMINAL IN, bushing_length: 0.312 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, actuator_height: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-771-0859, 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
A403U4CDFA
NSN: 5930-00-771-0859
FSC: 5930 — Switches
CAGE: 81640 — SAFRAN POWER USA, LLC (USA)
SPECIFICATIONS
body_styleBUSHING MOUNTED
body_length0.374 INCHES NOMINAL IN
body_diameter0.562 INCHES NOMINAL IN
bushing_length0.312 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
actuator_height0.188 INCHES NOMINAL IN
mounting_methodTHREADED BUSHING
actuator_diameter0.375 INCHES NOMINAL IN
features_providedACTUATOR SEAL
nominal_thread_size0.625 INCHES IN
thread_quantity_per_inch27
thread_series_designatorUNS
NSN5930-00-771-0859
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PUSH TITLE COMPONENT PN A403U4CDFA MFR SWITCH,PUSH
KEY FEATURES
•
BUSHING LENGTH: 0.312 INCHES NOMINAL IN
•
BODY DIAMETER: 0.562 INCHES NOMINAL IN
•
ACTUATOR DIAMETER: 0.375 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY STYLE: BUSHING MOUNTED
•
MOUNTING METHOD: THREADED BUSHING
•
FEATURES PROVIDED: ACTUATOR SEAL
•
NOMINAL THREAD SIZE: 0.625 INCHES IN
TECHNICAL CHARACTERISTICS
BUSHING LENGTH0.312 INCHES NOMINAL IN
BODY DIAMETER0.562 INCHES NOMINAL IN
ACTUATOR DIAMETER0.375 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
BODY STYLEBUSHING MOUNTED
MOUNTING METHODTHREADED BUSHING
FEATURES PROVIDEDACTUATOR SEAL
NOMINAL THREAD SIZE0.625 INCHES IN
BODY LENGTH0.374 INCHES NOMINAL IN
NONPILE-UP CONTACT ARRANGEMENT2 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
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 3
C200U4CDSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4403U4Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
847215Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A403U4CDFA?
A403U4CDFA is a SWITCH,PUSH.
What parts can replace A403U4CDFA?
There are 3 known substitutes for A403U4CDFA: C200U4CD, 4403U4, 847215. Substitute compatibility should be verified for your specific system.
What is the NSN for A403U4CDFA?
A403U4CDFA is cataloged in the U.S. Government catalog under NSN 5930-00-771-0859. 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.