PartsTable
Technical Data Sheet
644-429B ✓ Verified by PartsTable
· 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

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include guide: NOT INCLUDED, diameter: 0.438 INCHES NOMINAL IN, material: STEEL CUTTING EDGE TIP, flute_type: INTEGRAL, shank_type: MORSE TAPER, reamer_type: FLUTED CHUCKING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-516-5045, 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
644-429B
NSN: 3455-00-516-5045
FSC: 3455
CAGE: 48521 — COLT INDUSTRIES OPERATING CORP PRATT AND WHITNEY MACHINE TOOL DIV
SPECIFICATIONS
guideNOT INCLUDED
diameter0.438 INCHES NOMINAL IN
materialSTEEL CUTTING EDGE TIP
flute_typeINTEGRAL
shank_typeMORSE TAPER
reamer_typeFLUTED CHUCKING
flute_designSPIRAL
flute_length1.750 INCHES NOMINAL IN
flute_quantity6
overall_length7.000 INCHES NOMINAL IN
helix_directionRIGHT-HAND
shank_taper_number1
NSN3455-00-516-5045
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 644-429B MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
REAMER TYPE: FLUTED CHUCKING
FLUTE LENGTH: 1.750 INCHES NOMINAL IN
MATERIAL: STEEL LOCATION NOT OTHERWISE SPECIFIED
SPECIFICATION/STANDARD DATA: 80204-B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
FLUTE CUT DIRECTION: RIGHT-HAND
SHANK TAPER NUMBER: 1
FLUTE QUANTITY: 6
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
REAMER TYPEFLUTED CHUCKING
FLUTE LENGTH1.750 INCHES NOMINAL IN
MATERIALSTEEL LOCATION NOT OTHERWISE SPECIFIED
SPECIFICATION/STANDARD DATA80204-B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIALSTEEL CUTTING EDGE TIP
FLUTE CUT DIRECTIONRIGHT-HAND
SHANK TAPER NUMBER1
FLUTE QUANTITY6
SHANK TYPEMORSE TAPER
OVERALL LENGTH7.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
19818Interchangeable
interchangeable cross-reference
interchangeable
537.8125Interchangeable
interchangeable cross-reference
interchangeable
50-10158Interchangeable
interchangeable cross-reference
interchangeable
224C-13/16Interchangeable
interchangeable cross-reference
interchangeable
30460Interchangeable
interchangeable cross-reference
interchangeable
4025-0937Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 644-429B?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 644-429B?
644-429B is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 644-429B?
There are 28 known substitutes for 644-429B: 19818, 537.8125, 50-10158 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 644-429B?
644-429B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-516-5045. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 644-429B