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Technical Data Sheet
PartsTable / COMPONENT / 42720
42720 ✓ Verified by PartsTable
Lindy · 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

- Hardware solution, no software required<br>- Compatible with RS-232 protocols<br>- Connect via CAT5/6 cable (not included)<br>- Supports Full-duplex transmissions<br>- Data transfer rate of up to 115.2 Kbit/s at 1.2 km<br>- High speed Baud rate up to 921.6 Kbit/s at 100 m<br>- Built-in ESD & Surge protection for RS-232 & RJ45 port<br>- 2 Pin terminal block supports 10-30V power input<br>- 2 year warranty This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-307-9529, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
42720
NSN: 3455-00-307-9529
FSC: 3455
CAGE: 1NEX4 — KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP (USA)
SPECIFICATIONS
diameter1.250 INCHES NOMINAL IN
materialSTEEL ALLOY
body_width2.750 INCHES NOMINAL IN
cut_length2.000 INCHES NOMINAL IN
shank_typeWELDON
body_height3.000 INCHES NOMINAL IN
body_length2.750 INCHES NOMINAL IN
design_formSINGLE END
flute_designHELICAL
inclosure_typeFULLY INCLOSED
overall_length4.500 INCHES NOMINAL IN
shank_diameter1.250 INCHES NOMINAL IN
NSN3455-00-307-9529
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Lindy PARTS KIT,MECHANICAL TRANSMISSIO TITLE COMPONENT PN 42720 MFR Lindy PARTS KIT,MECHANICAL T
KEY FEATURES
•
DIAMETER: 1.250 INCHES NOMINAL IN
•
CUT LENGTH: 2.000 INCHES NOMINAL IN
•
SHANK TYPE: WELDON
•
HELIX DIRECTION: RIGHT-HAND
•
FLUTE DESIGN: HELICAL
•
SPECIFICATION/STANDARD DATA: 80204-B94.19 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
MATERIAL DOCUMENT AND CLASSIFICATION: COBALT MFR REF SINGLE MATERIAL RESPONSE
•
MATERIAL: STEEL ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER1.250 INCHES NOMINAL IN
CUT LENGTH2.000 INCHES NOMINAL IN
SHANK TYPEWELDON
HELIX DIRECTIONRIGHT-HAND
FLUTE DESIGNHELICAL
SPECIFICATION/STANDARD DATA80204-B94.19 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIAL DOCUMENT AND CLASSIFICATIONCOBALT MFR REF SINGLE MATERIAL RESPONSE
MATERIALSTEEL ALLOY
SPECIAL FEATURES6 FLUTES; CENTER CUTTING
OVERALL LENGTH4.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
52400Interchangeable
interchangeable cross-reference
interchangeable
127841Interchangeable
interchangeable cross-reference
interchangeable
XX6504702Interchangeable
interchangeable cross-reference
interchangeable
K817Interchangeable
interchangeable cross-reference
interchangeable
A1517Interchangeable
interchangeable cross-reference
interchangeable
96437AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42720?
42720 is a PARTS KIT,MECHANICAL TRANSMISSIO manufactured by Lindy.
What parts can replace 42720?
There are 27 known substitutes for 42720: 52400, 127841, XX6504702 and 24 more. Substitute compatibility should be verified for your specific system.
Is 42720 still available?
42720 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026