PartsTable
Technical Data Sheet
103-55 ✓ Verified by PartsTable
Trefl · MRO · MRO_GENERAL
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

Premium quality is achieved by using appropriate thick cardboard, a special non-reflective layer, and puzzle pieces’ perfect fitting. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-035-7479, 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
MRO MRO_GENERAL 103-55
NSN: 4320-00-035-7479
FSC: 4320
CAGE: 54402 — RPS-FL, INC. DBA RPS INC (USA)
SPECIFICATIONS
Part Number103-55
ManufacturerTrefl
NSN4320-00-035-7479
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Trefl BAR,CONNECTING,TELETYPEWRITER TITLE COMPONENT PN 103-55 MFR Trefl BAR,CONNECTING,TELETYP
KEY FEATURES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,CORROSION RESISTING; 5.787 IN. OD; 4.843 IN. LG; W/NUMEROUS COUNTERBORES; HAS 8 GROOVES 5.787 IN. DIA,1.531 IN. LG; AND 21 GROOVES 4.365 IN. DIA,3.187 IN. LG IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,CORROSION RESISTING; 5.787 IN. OD; 4.843 IN. LG; W/NUMEROUS COUNTERBORES; HAS 8 GROOVES 5.787 IN. DIA,1.531 IN. LG; AND 21 GROOVES 4.365 IN. DIA,3.187 IN. LG IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
PEI 4595Interchangeable
interchangeable cross-reference
interchangeable
C9909Interchangeable
interchangeable cross-reference
interchangeable
10355Interchangeable
interchangeable cross-reference
interchangeable
300043Interchangeable
interchangeable cross-reference
interchangeable
SC-C-69992-24Interchangeable
interchangeable cross-reference
interchangeable
50045Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 103-55?
103-55 is a BAR,CONNECTING,TELETYPEWRITER manufactured by Trefl. It is classified as a MRO (MRO_GENERAL).
What parts can replace 103-55?
There are 21 known substitutes for 103-55: PEI 4595, C9909, 10355 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103-55?
103-55 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-035-7479. This indicates validated use in U.S. government and defense supply chains.
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