CB-3B/K21 — INSERT,CUTTING TOOL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

CB-3B/K21: INSERT,CUTTING TOOL.

The INSERT,CUTTING TOOL is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, material: CARBIDE, overall_width: 0.334 INCHES NOMINAL IN, overall_length: 2.125 INCHES NOMINAL IN, mounting_method: CLAMP, features_provided: CHIPBREAKER. This part is cataloged in the U.S.

Government catalog under NSN 3455-01-192-0549, 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

CB-3B/K21

NSN: 3455-01-192-0549
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 7W680 — KENNAMETAL INC. DIV CHARLOTTE BUSINESS OFFICE (USA)

SPECIFICATIONS

shape	RECTANGULAR
material	CARBIDE
overall_width	0.334 INCHES NOMINAL IN
overall_length	2.125 INCHES NOMINAL IN
mounting_method	CLAMP
features_provided	CHIPBREAKER
overall_thickness	0.188 INCHES NOMINAL IN
function_for_which_designed	MILLING
angular_measurement_and_type	90.0 DEGREES INCLUDED
cutter_direction_for_which_designed	LEFT-HAND OR RIGHT-HAND
NSN	3455-01-192-0549

COMPONENT DIAGRAM

KEY FEATURES

•

CUTTER DIRECTION FOR WHICH DESIGNED: LEFT-HAND OR RIGHT-HAND

•

MOUNTING METHOD: CLAMP

•

OVERALL THICKNESS: 0.188 INCHES NOMINAL IN

•

ANGULAR MEASUREMENT AND TYPE: 90.0 DEGREES INCLUDED

•

SHAPE: RECTANGULAR

•

FEATURES PROVIDED: CHIPBREAKER

TECHNICAL CHARACTERISTICS

CUTTER DIRECTION FOR WHICH DESIGNED	LEFT-HAND OR RIGHT-HAND
MOUNTING METHOD	CLAMP
OVERALL THICKNESS	0.188 INCHES NOMINAL IN
ANGULAR MEASUREMENT AND TYPE	90.0 DEGREES INCLUDED
SHAPE	RECTANGULAR
OVERALL LENGTH	2.125 INCHES NOMINAL IN
OVERALL WIDTH	0.334 INCHES NOMINAL IN
FEATURES PROVIDED	CHIPBREAKER
FUNCTION FOR WHICH DESIGNED	MILLING
MATERIAL	CARBIDE

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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is CB-3B/K21?

CB-3B/K21 is a INSERT,CUTTING TOOL.

What is the NSN for CB-3B/K21?

CB-3B/K21 is cataloged in the U.S. Government catalog under NSN 3455-01-192-0549. This indicates validated use in U.S. government and defense supply chains.

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