PartsTable
Technical Data Sheet

668-3/8 — CUTTER,MILLING,METAL SLITTING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

668-3/8: CUTTER,MILLING,METAL SLITTING.

The CUTTER,MILLING,METAL SLITTING is a the manufacturer industrial component. Key specifications include diameter: 0.375 INCHES NOMINAL IN, material: STEEL, cut_length: 0.563 INCHES NOMINAL IN, shank_type: FLATTED STRAIGHT, design_form: DOUBLE END, flute_design: HELICAL. This part is cataloged in the U.S.

Government catalog under NSN 3455-00-529-7425, 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
668-3/8
NSN: 3455-00-529-7425
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 1NEX4 — KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP (USA)
SPECIFICATIONS
diameter0.375 INCHES NOMINAL IN
materialSTEEL
cut_length0.563 INCHES NOMINAL IN
shank_typeFLATTED STRAIGHT
design_formDOUBLE END
flute_designHELICAL
flute_quantity2
overall_length3.125 INCHES NOMINAL IN
shank_diameter0.375 INCHES NOMINAL IN
helix_directionRIGHT-HAND
features_providedAXLE FRONT/REAR WHEEL
cutting_rotation_directionRIGHT-HAND
NSN3455-00-529-7425
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER,MILLING,METAL SLITTING TITLE COMPONENT PN 668-3/8 MFR CUTTER,MILLING,METAL S
KEY FEATURES
•
SHANK DIAMETER: 0.375 INCHES NOMINAL IN
•
FLUTE DESIGN: HELICAL
•
HELIX DIRECTION: RIGHT-HAND
•
DESIGN FORM: DOUBLE END
•
SHANK TYPE: FLATTED STRAIGHT
•
CUT LENGTH: 0.563 INCHES NOMINAL IN
•
DIAMETER: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.375 INCHES NOMINAL IN
FLUTE DESIGNHELICAL
HELIX DIRECTIONRIGHT-HAND
DESIGN FORMDOUBLE END
SHANK TYPEFLATTED STRAIGHT
CUT LENGTH0.563 INCHES NOMINAL IN
DIAMETER0.375 INCHES NOMINAL IN
OVERALL LENGTH3.125 INCHES NOMINAL IN
CUTTING ROTATION DIRECTIONRIGHT-HAND
FEATURES PROVIDEDAXLE FRONT/REAR WHEEL
SUBSTITUTES & CROSS-REFERENCES 4
5660-0375Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
41975Reference document
Same NSN cross-reference
Reference document — Secondary reference
GGG-C-755Reference document
Same NSN cross-reference
Reference document — Secondary reference
43420Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 668-3/8?
668-3/8 is a CUTTER,MILLING,METAL SLITTING.
What parts can replace 668-3/8?
There are 4 known substitutes for 668-3/8: 5660-0375, 41975, GGG-C-755 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 668-3/8?
668-3/8 is cataloged in the U.S. Government catalog under NSN 3455-00-529-7425. 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.