D-7 K21 — CUTTER BIT,TOOL HOLDER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

D-7 K21: CUTTER BIT,TOOL HOLDER.

The CUTTER BIT,TOOL HOLDER is a the manufacturer industrial component. Key specifications include shape: SQUARE, material: CARBIDE AND STEEL, edge_type: STRAIGHT POINTED NOSE, overall_width: 0.4375 INCHES NOMINAL IN, overall_length: 3.000 INCHES NOMINAL IN, special_features: MATERIAL IAW MIL-STD-982 GRADE X-5. This part is cataloged in the U.S.

Government catalog under NSN 3455-01-041-6791, 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

D-7 K21

NSN: 3455-01-041-6791
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 7W680 — KENNAMETAL INC. DIV CHARLOTTE BUSINESS OFFICE (USA)

SPECIFICATIONS

shape	SQUARE
material	CARBIDE AND STEEL
edge_type	STRAIGHT POINTED NOSE
overall_width	0.4375 INCHES NOMINAL IN
overall_length	3.000 INCHES NOMINAL IN
special_features	MATERIAL IAW MIL-STD-982 GRADE X-5
unable_to_decode	UNABLE TO DECODE
material_location	TIP AND BODY
overall_thickness	0.4375 INCHES NOMINAL IN
cutting_edge_finish	GROUND TO SHAPE
specification/standard_data	80204-B212.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
material_type_for_which_designed	NONFERROUS METAL AND NONMETALLIC
NSN	3455-01-041-6791

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL THICKNESS: 0.4375 INCHES NOMINAL IN

•

SHAPE: SQUARE

•

MATERIAL LOCATION: TIP AND BODY

•

MATERIAL TYPE FOR WHICH DESIGNED: NONFERROUS METAL AND NONMETALLIC

•

SPECIFICATION/STANDARD DATA: 80204-B212.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

•

EDGE TYPE: STRAIGHT POINTED NOSE

TECHNICAL CHARACTERISTICS

OVERALL THICKNESS	0.4375 INCHES NOMINAL IN
SHAPE	SQUARE
OVERALL LENGTH	3.000 INCHES NOMINAL IN
OVERALL WIDTH	0.4375 INCHES NOMINAL IN
MATERIAL LOCATION	TIP AND BODY
MATERIAL TYPE FOR WHICH DESIGNED	NONFERROUS METAL AND NONMETALLIC
SPECIFICATION/STANDARD DATA	80204-B212.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
EDGE TYPE	STRAIGHT POINTED NOSE
UNABLE TO DECODE	UNABLE TO DECODE
SPECIAL FEATURES	MATERIAL IAW MIL-STD-982 GRADE X-5

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

B212.1 FIGURE 6 D-7Reference 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 D-7 K21?

D-7 K21 is a CUTTER BIT,TOOL HOLDER.

What parts can replace D-7 K21?

There is 1 known substitute for D-7 K21: B212.1 FIGURE 6 D-7. Substitute compatibility should be verified for your specific system.

What is the NSN for D-7 K21?

D-7 K21 is cataloged in the U.S. Government catalog under NSN 3455-01-041-6791. This indicates validated use in U.S. government and defense supply chains.

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