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C20556-0001 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

C20556-0001: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, thread_class: 2A A, overall_diameter: 0.497 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, threaded_device_type: MOUNTING BUSHING, cable_entrance_diameter: 0.171 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-390-7484, 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
C20556-0001
NSN: 5935-01-390-7484
FSC: 5935 — Connectors, Electrical
CAGE: 59885 — ROSEMOUNT AEROSPACE INC DBA ROSEMOUNT AEROSPACE INC (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, EXTERNAL COUPLING
thread_class2A A
overall_diameter0.497 INCHES NOMINAL IN
thread_directionRIGHT-HAND
mating_end_quantity1
threaded_device_typeMOUNTING BUSHING
cable_entrance_diameter0.171 INCHES MINIMUM IN
mounting_facility_thickness0.125 INCHES MAXIMUM IN
distance_from_mounting_shoulder_to_front_face0.712 INCHES MAXIMUM IN
NSN5935-01-390-7484
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN C20556-0001 MFR CONNECTOR,RECEPTACLE,E
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 C20556-0001?
C20556-0001 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What is the NSN for C20556-0001?
C20556-0001 is cataloged in the U.S. Government catalog under NSN 5935-01-390-7484. 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.