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Technical Data Sheet
PartsTable / COMPONENT / 201 51/64
201 51/64 ✓ 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 201 51/64 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 5133-00-266-9473, 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
201 51/64
NSN: 5133-00-266-9473
FSC: 5133
CAGE: 42970 — LEAR SIEGLER INC NATIONAL TWIST DRILL AND TOOL DIV (USA)
SPECIFICATIONS
Part Number201 51/64
NSN5133-00-266-9473
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 201 51/64 TITLE COMPONENT PN 201 51/64 MFR 201 51/64
KEY FEATURES
•
FLUTE QUANTITY: 2
•
SHANK DIAMETER: 0.796 INCHES NOMINAL IN
•
SHANK STYLE: STRAIGHT ROUND
•
POINT TYPE: CONVENTIONAL
•
SPECIFICATION/STANDARD DATA: 05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
POINT ANGLE: 118.0 DEGREES NOMINAL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
FLUTE QUANTITY2
SHANK DIAMETER0.796 INCHES NOMINAL IN
SHANK STYLESTRAIGHT ROUND
POINT TYPECONVENTIONAL
SPECIFICATION/STANDARD DATA05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
POINT ANGLE118.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
SPECIAL FEATURESHSS,TAPER LG;FRACTIONAL SIZE 51/64
CUTTING ROTATION DIRECTIONRIGHT-HAND
NOMINAL CUTTING DIAMETER0.7969 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
506-9770-002Interchangeable
interchangeable cross-reference
interchangeable
1155-1Interchangeable
interchangeable cross-reference
interchangeable
TRU-6248Interchangeable
interchangeable cross-reference
interchangeable
559998-635Interchangeable
interchangeable cross-reference
interchangeable
4975-1Interchangeable
interchangeable cross-reference
interchangeable
0148403Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 201 51/64?
201 51/64 is a 201 51/64.
What parts can replace 201 51/64?
There are 35 known substitutes for 201 51/64: 506-9770-002, 1155-1, TRU-6248 and 32 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 201 51/64?
201 51/64 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-266-9473. 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