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Technical Data Sheet
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1963555 — Technical Data Sheet

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— · 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 TELETYPEWRITER SUBASSEMBLY is a the manufacturer industrial component. Key specifications include special_features: STUD 1; DETENT 1. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 9390-00-745-7580, 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
1963555
NSN: 9390-00-745-7580
FSC: 9390
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
special_featuresSTUD 1; DETENT 1
NSN9390-00-745-7580
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TELETYPEWRITER SUBASSEMBLY TITLE COMPONENT PN 1963555 MFR TELETYPEWRITER SUBASSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
55930AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SM-B-187258InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
55930InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
RM1161InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4056687InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1963555?
1963555 is a TELETYPEWRITER SUBASSEMBLY.
What parts can replace 1963555?
There are 5 known substitutes for 1963555: 55930A, SM-B-187258, 55930 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1963555?
1963555 is cataloged in the Federal Logistics Information System under NSN 9390-00-745-7580. 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: October 2026