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PartsTable / COMPONENT / 4321 25/64
4321 25/64 ✓ 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

The 4321 25/64 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-841-8745, 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
4321 25/64
NSN: 5133-00-841-8745
FSC: 5133
CAGE: 03882 — NEW YORK TWIST DRILL INC (USA)
SPECIFICATIONS
Part Number4321 25/64
NSN5133-00-841-8745
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 4321 25/64 TITLE COMPONENT PN 4321 25/64 MFR 4321 25/64
KEY FEATURES
•
MATERIAL: CARBIDE OVERALL
•
CUTTING ROTATION DIRECTION: RIGHT-HAND
•
FLUTE QUANTITY: 2
•
POINT ANGLE: 118.0 DEGREES NOMINAL
•
SPECIFICATION/STANDARD DATA: 05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
POINT TYPE: CONVENTIONAL
•
FLUTE LENGTH: 2.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCARBIDE OVERALL
CUTTING ROTATION DIRECTIONRIGHT-HAND
FLUTE QUANTITY2
SPECIAL FEATURESSOLID CARBIDE; HEAVY DUTY; FRACTIONAL SIZE 25/64
POINT ANGLE118.0 DEGREES NOMINAL
SPECIFICATION/STANDARD DATA05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
POINT TYPECONVENTIONAL
FLUTE LENGTH2.875 INCHES NOMINAL IN
NOMINAL CUTTING DIAMETER0.3906 INCHES IN
OVERALL LENGTH4.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
40675Interchangeable
interchangeable cross-reference
interchangeable
N47700Interchangeable
interchangeable cross-reference
interchangeable
4824-3203027REVAPC21Interchangeable
interchangeable cross-reference
interchangeable
27757Interchangeable
interchangeable cross-reference
interchangeable
632A039A01Interchangeable
interchangeable cross-reference
interchangeable
AA55497-010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4321 25/64?
4321 25/64 is a 4321 25/64.
What parts can replace 4321 25/64?
There are 25 known substitutes for 4321 25/64: 40675, N47700, 4824-3203027REVAPC21 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4321 25/64?
4321 25/64 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-841-8745. 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