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578660-1 — SWITCH,STEPPING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

578660-1: SWITCH,STEPPING.

The SWITCH,STEPPING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, coil_type: DRIVE, drive_type: DIRECT, contact_type: NONBRIDGING, current_type: DC, overall_depth: 1.891 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-660-1972, 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
578660-1
NSN: 5365-00-660-1972
NIINs: 006601972, 007052106
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
coil_typeDRIVE
drive_typeDIRECT
contact_typeNONBRIDGING
current_typeDC
overall_depth1.891 INCHES NOMINAL IN
control_methodREMOTE
overall_height2.578 INCHES NOMINAL IN
overall_length4.312 INCHES NOMINAL IN
voltage_rating135.0 VOLTS MINIMUM
inside_diameter1.265 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN
mounting_methodSTUD(S)
NSN5365-00-660-1972
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,STEPPING TITLE COMPONENT PN 578660-1 MFR SWITCH,STEPPING
KEY FEATURES
•
OUTSIDE DIAMETER: 1.740 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.050 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.265 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.740 INCHES NOMINAL IN
OVERALL THICKNESS0.050 INCHES NOMINAL IN
INSIDE DIAMETER1.265 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 578660-1?
578660-1 is a SWITCH,STEPPING.
What is the NSN for 578660-1?
578660-1 is cataloged in the U.S. Government catalog under NSN 5365-00-660-1972. 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.