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ATI402T-4 — CUTTER,COUNTERSINK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

ATI402T-4: CUTTER,COUNTERSINK.

The CUTTER,COUNTERSINK is a the manufacturer industrial component. Key specifications include body_diameter: 0.875 INCHES NOMINAL IN, included_angle: 100.0 DEGREES NOMINAL, point_diameter: 0.375 INCHES NOMINAL IN, special_features: BACK TYPE, cutting_end_style: STRAIGHT FLUTE W/THROUGH HOLE, features_provided: REPLACEABLE PILOT. This part is cataloged in the U.S.

Government catalog under NSN 5133-01-428-5672, 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
ATI402T-4
NSN: 5133-01-428-5672
FSC: 5133 — Drill Bits, Counterbores, and Countersinks: Hand and Machine
CAGE: 55719 — IDSC HOLDINGS LLC DIV SNAP-ON INDUSTRIAL, A DIV. OF IDSC HOLDINGS , LLC (USA)
SPECIFICATIONS
body_diameter0.875 INCHES NOMINAL IN
flute_quantity4
included_angle100.0 DEGREES NOMINAL
point_diameter0.375 INCHES NOMINAL IN
special_featuresBACK TYPE
cutting_end_styleSTRAIGHT FLUTE W/THROUGH HOLE
features_providedREPLACEABLE PILOT
NSN5133-01-428-5672
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER,COUNTERSINK TITLE COMPONENT PN ATI402T-4 MFR CUTTER,COUNTERSINK
KEY FEATURES
•
BODY DIAMETER: 0.875 INCHES NOMINAL IN
•
POINT DIAMETER: 0.375 INCHES NOMINAL IN
•
CUTTING END STYLE: STRAIGHT FLUTE W/THROUGH HOLE
•
FEATURES PROVIDED: REPLACEABLE PILOT
•
FLUTE QUANTITY: 4
•
INCLUDED ANGLE: 100.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
BODY DIAMETER0.875 INCHES NOMINAL IN
POINT DIAMETER0.375 INCHES NOMINAL IN
CUTTING END STYLESTRAIGHT FLUTE W/THROUGH HOLE
FEATURES PROVIDEDREPLACEABLE PILOT
FLUTE QUANTITY4
INCLUDED ANGLE100.0 DEGREES NOMINAL
SPECIAL FEATURESBACK TYPE
OTHER ITEMS IN FSC 5133 — Drill Bits, Counterbores, and Countersinks: Hand and Machine
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5133-00-001-1296 5133-00-001-1298 5133-00-005-2258 5133-00-005-7727 5133-00-005-8710 5133-00-005-8711 5133-00-005-8712 5133-00-005-8713
SUBSTITUTES & CROSS-REFERENCES 1
AT402T-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ATI402T-4?
ATI402T-4 is a CUTTER,COUNTERSINK.
What parts can replace ATI402T-4?
There is 1 known substitute for ATI402T-4: AT402T-4. Substitute compatibility should be verified for your specific system.
What is the NSN for ATI402T-4?
ATI402T-4 is cataloged in the U.S. Government catalog under NSN 5133-01-428-5672. 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.