CNMG-643/K45 — INSERT,CUTTING TOOL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

CNMG-643/K45: INSERT,CUTTING TOOL.

The INSERT,CUTTING TOOL is a the manufacturer industrial component. Key specifications include shape: DIAMOND, material: CARBIDE, point_radius: 0.047 INCHES IN, mounting_method: PLAIN HOLE, special_features: MATERIAL SHALL BE GRADE X-7 IAW MIL-STD-982, features_provided: CHIPBREAKER AND NEGATIVE RAKE AND HONED. This part is cataloged in the U.S.

Government catalog under NSN 3455-01-192-3073, 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

CNMG-643/K45

NSN: 3455-01-192-3073
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 7W680 — KENNAMETAL INC. DIV CHARLOTTE BUSINESS OFFICE (USA)

SPECIFICATIONS

shape	DIAMOND
material	CARBIDE
point_radius	0.047 INCHES IN
mounting_method	PLAIN HOLE
special_features	MATERIAL SHALL BE GRADE X-7 IAW MIL-STD-982
features_provided	CHIPBREAKER AND NEGATIVE RAKE AND HONED
overall_thickness	0.250 INCHES NOMINAL IN
mounting_hole_diameter	0.312 INCHES IN
inscribed_circle_diameter	0.750 INCHES IN
function_for_which_designed	MILLING
specification/standard_data	80204-B94.25 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
angular_measurement_and_type	80.0 DEGREES INCLUDED AND 5.0 DEGREES RAKE
NSN	3455-01-192-3073

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING METHOD: PLAIN HOLE

•

OVERALL THICKNESS: 0.250 INCHES NOMINAL IN

•

ANGULAR MEASUREMENT AND TYPE: 80.0 DEGREES INCLUDED AND 5.0 DEGREES RAKE

•

INSCRIBED CIRCLE DIAMETER: 0.750 INCHES IN

•

MOUNTING HOLE DIAMETER: 0.312 INCHES IN

•

SHAPE: DIAMOND

•

FEATURES PROVIDED: CHIPBREAKER AND NEGATIVE RAKE AND HONED

•

SPECIFICATION/STANDARD DATA: 80204-B94.25 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

TECHNICAL CHARACTERISTICS

MOUNTING METHOD	PLAIN HOLE
OVERALL THICKNESS	0.250 INCHES NOMINAL IN
ANGULAR MEASUREMENT AND TYPE	80.0 DEGREES INCLUDED AND 5.0 DEGREES RAKE
INSCRIBED CIRCLE DIAMETER	0.750 INCHES IN
MOUNTING HOLE DIAMETER	0.312 INCHES IN
SHAPE	DIAMOND
FEATURES PROVIDED	CHIPBREAKER AND NEGATIVE RAKE AND HONED
SPECIFICATION/STANDARD DATA	80204-B94.25 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
FUNCTION FOR WHICH DESIGNED	MILLING
SPECIAL FEATURES	MATERIAL SHALL BE GRADE X-7 IAW MIL-STD-982

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 1

B94.25 CNMG-643A TABLE 27Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 CNMG-643/K45?

CNMG-643/K45 is a INSERT,CUTTING TOOL.

What parts can replace CNMG-643/K45?

There is 1 known substitute for CNMG-643/K45: B94.25 CNMG-643A TABLE 27. Substitute compatibility should be verified for your specific system.

What is the NSN for CNMG-643/K45?

CNMG-643/K45 is cataloged in the U.S. Government catalog under NSN 3455-01-192-3073. This indicates validated use in U.S. government and defense supply chains.

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