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Technical Data Sheet
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SM-303 — SHIM SEAT,INSERT,CUTTING TOOL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SM-303: SHIM SEAT,INSERT,CUTTING TOOL.

The SHIM SEAT,INSERT,CUTTING TOOL is a the manufacturer industrial component. Key specifications include overall_length: 0.485 INCHES NOMINAL IN, overall_thickness: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3455-01-196-2661, 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
SM-303
NSN: 3455-01-196-2661
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 7W680 — KENNAMETAL INC. DIV CHARLOTTE BUSINESS OFFICE (USA)
SPECIFICATIONS
overall_length0.485 INCHES NOMINAL IN
overall_thickness0.500 INCHES NOMINAL IN
NSN3455-01-196-2661
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHIM SEAT,INSERT,CUTTING TOOL TITLE COMPONENT PN SM-303 MFR SHIM SEAT,INSERT,CUTTI
KEY FEATURES
•
OVERALL THICKNESS: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL THICKNESS0.500 INCHES NOMINAL IN
OVERALL LENGTH0.485 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 SM-303?
SM-303 is a SHIM SEAT,INSERT,CUTTING TOOL.
What is the NSN for SM-303?
SM-303 is cataloged in the U.S. Government catalog under NSN 3455-01-196-2661. 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.