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PartsTable / COMPONENT / 1660-4
1660-4 ✓ Verified by PartsTable
Legrand · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a Legrand industrial component. Key specifications include material: STEEL WRENCHING SURFACE, body_width: 0.250 INCHES NOMINAL IN, flow_style: TWO WAY TWO PORT 360 DEGREE PLUG TURN, seat_angle: 45.0 DEGREES SECOND END, body_height: 0.180 INCHES MAXIMUM IN, body_length: 0.770 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1560-00-983-2486, 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
1660-4
NSN: 1560-00-983-2486
FSC: 1560
CAGE: 83564 — NELLCOR PURITAN BENN SYSTEM CO (USA)
SPECIFICATIONS
materialSTEEL WRENCHING SURFACE
body_width0.250 INCHES NOMINAL IN
flow_styleTWO WAY TWO PORT 360 DEGREE PLUG TURN
seat_angle45.0 DEGREES SECOND END
body_height0.180 INCHES MAXIMUM IN
body_length0.770 INCHES MAXIMUM IN
blade_length2.400 INCHES NOMINAL IN
thread_class2A SECOND END A
step_quantity7
end_similarityNOT IDENTICAL
overall_length4.100 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL TUBE SECOND END
NSN1560-00-983-2486
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 1660-4 MFR Legrand MICROCIRCUIT,DIGITAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
16-602Interchangeable
interchangeable cross-reference
interchangeable
632Interchangeable
interchangeable cross-reference
interchangeable
JHP42-030Interchangeable
interchangeable cross-reference
interchangeable
135C5JInterchangeable
interchangeable cross-reference
interchangeable
606832C91Interchangeable
interchangeable cross-reference
interchangeable
SN75324NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1660-4?
1660-4 is a MICROCIRCUIT,DIGITAL manufactured by Legrand.
What parts can replace 1660-4?
There are 9 known substitutes for 1660-4: 16-602, 632, JHP42-030 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1660-4?
1660-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1560-00-983-2486. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026