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R-877-0020 — CUTTER,MILLING,WOODRUFF KEYSEAT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

R-877-0020: CUTTER,MILLING,WOODRUFF KEYSEAT.

CUTTER,MILLING,WOODRUFF KEYSEAT. Key specifications include diameter: 0.875 INCHES NOMINAL IN, material: STEEL, drive_type: SHANK, face_width: 0.156 INCHES NOMINAL IN, overall_length: 2.156 INCHES NOMINAL IN, cutter_designation: ANSI B94.19. This part is cataloged in the U.S.

Government catalog under NSN 3455-01-439-6412, 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
R-877-0020
NSN: 3455-01-439-6412
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 1TC70 — VERSAMIL INC (USA)
SPECIFICATIONS
diameter0.875 INCHES NOMINAL IN
materialSTEEL
drive_typeSHANK
face_width0.156 INCHES NOMINAL IN
overall_length2.156 INCHES NOMINAL IN
cutter_designationANSI B94.19
cutting_rotation_directionRIGHT-HAND
NSN3455-01-439-6412
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER,MILLING,WOODRUFF KEYSEAT TITLE COMPONENT PN R-877-0020 MFR CUTTER,MILLING,WOODRUF
KEY FEATURES
•
DRIVE TYPE: SHANK
•
DIAMETER: 0.875 INCHES NOMINAL IN
•
CUTTING ROTATION DIRECTION: RIGHT-HAND
•
CUTTER DESIGNATION: ANSI B94.19
•
MATERIAL: STEEL
•
FACE WIDTH: 0.156 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DRIVE TYPESHANK
DIAMETER0.875 INCHES NOMINAL IN
OVERALL LENGTH2.156 INCHES NOMINAL IN
CUTTING ROTATION DIRECTIONRIGHT-HAND
CUTTER DESIGNATIONANSI B94.19
MATERIALSTEEL
FACE WIDTH0.156 INCHES NOMINAL IN
OTHER ITEMS IN FSC 3455 — Cutting Tools for Machine Tools
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3455-00-001-3735 3455-00-001-9401 3455-00-003-8985 3455-00-005-2374 3455-00-005-2377 3455-00-005-2378 3455-00-005-2384 3455-00-005-2385
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R-877-0020?
R-877-0020 is a CUTTER,MILLING,WOODRUFF KEYSEAT.
What is the NSN for R-877-0020?
R-877-0020 is cataloged in the U.S. Government catalog under NSN 3455-01-439-6412. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.