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PartsTable / COMPONENT / 4781-0281
4781-0281 ✓ 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 CONDUCTOR SECTION,TUNED CAVITY is a the manufacturer industrial component. Key specifications include diameter: 0.281 INCHES NOMINAL IN, material: CARBIDE, cut_length: 0.686 INCHES NOMINAL IN, shank_type: STRAIGHT, design_form: DOUBLE END, flute_design: HELICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-312-5526, 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
4781-0281
NSN: 3455-01-312-5526
FSC: 3455
CAGE: 03882 — NEW YORK TWIST DRILL INC (USA)
SPECIFICATIONS
diameter0.281 INCHES NOMINAL IN
materialCARBIDE
cut_length0.686 INCHES NOMINAL IN
shank_typeSTRAIGHT
design_formDOUBLE END
flute_designHELICAL
overall_length3.375 INCHES NOMINAL IN
shank_diameter0.375 INCHES NOMINAL IN
helix_directionRIGHT-HAND
cutting_rotation_directionRIGHT-HAND
NSN3455-01-312-5526
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONDUCTOR SECTION,TUNED CAVITY TITLE COMPONENT PN 4781-0281 MFR CONDUCTOR SECTION,TUNE
KEY FEATURES
•
HELIX DIRECTION: RIGHT-HAND
•
CUT LENGTH: 0.686 INCHES NOMINAL IN
•
SHANK TYPE: STRAIGHT
•
MATERIAL: CARBIDE
•
FLUTE DESIGN: HELICAL
•
DESIGN FORM: DOUBLE END
•
CUTTING ROTATION DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH3.375 INCHES NOMINAL IN
HELIX DIRECTIONRIGHT-HAND
CUT LENGTH0.686 INCHES NOMINAL IN
SHANK TYPESTRAIGHT
MATERIALCARBIDE
FLUTE DESIGNHELICAL
DESIGN FORMDOUBLE END
CUTTING ROTATION DIRECTIONRIGHT-HAND
SHANK DIAMETER0.375 INCHES NOMINAL IN
DIAMETER0.281 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
45285Interchangeable
interchangeable cross-reference
interchangeable
B-28Interchangeable
interchangeable cross-reference
interchangeable
1781-0875Interchangeable
interchangeable cross-reference
interchangeable
GGG-C-755Interchangeable
interchangeable cross-reference
interchangeable
MS15709-4Interchangeable
interchangeable cross-reference
interchangeable
B94.19 TABLE 46Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4781-0281?
4781-0281 is a CONDUCTOR SECTION,TUNED CAVITY.
What parts can replace 4781-0281?
There are 22 known substitutes for 4781-0281: 45285, B-28, 1781-0875 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4781-0281?
4781-0281 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-312-5526. 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