PartsTable
Technical Data Sheet

ZT154-30-1/2 — CUTTER,COUNTERSINK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

ZT154-30-1/2: CUTTER,COUNTERSINK.

The CUTTER,COUNTERSINK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_style: EXTERNALLY THREADED, body_diameter: 0.500 INCHES NOMINAL IN, included_angle: 100.0 DEGREES NOMINAL, pilot_diameter: 0.500 INCHES NOMINAL IN, point_diameter: 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5133-01-202-0276, 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
ZT154-30-1/2
NSN: 5133-01-202-0276
FSC: 5133 — Drill Bits, Counterbores, and Countersinks: Hand and Machine
CAGE: 67179 — ZEPHYR MANUFACTURING CO., INC. DBA ZEPHYR MANUFACTURING CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_styleEXTERNALLY THREADED
body_diameter0.500 INCHES NOMINAL IN
flute_quantity2
included_angle100.0 DEGREES NOMINAL
pilot_diameter0.500 INCHES NOMINAL IN
point_diameter0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
thread_quantity28 PER INCH
cutting_end_styleSTRAIGHT FLUTE BLUNT END
features_providedINTEGRAL PILOT
nominal_thread_diameter0.250 INCHES IN
NSN5133-01-202-0276
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER,COUNTERSINK TITLE COMPONENT PN ZT154-30-1/2 MFR CUTTER,COUNTERSINK
KEY FEATURES
•
BODY DIAMETER: 0.500 INCHES NOMINAL IN
•
POINT DIAMETER: 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
CUTTING END STYLE: STRAIGHT FLUTE BLUNT END
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
FEATURES PROVIDED: INTEGRAL PILOT
•
PILOT DIAMETER: 0.500 INCHES NOMINAL IN
•
SHANK STYLE: EXTERNALLY THREADED
•
FLUTE QUANTITY: 2
TECHNICAL CHARACTERISTICS
BODY DIAMETER0.500 INCHES NOMINAL IN
POINT DIAMETER0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
CUTTING END STYLESTRAIGHT FLUTE BLUNT END
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDINTEGRAL PILOT
PILOT DIAMETER0.500 INCHES NOMINAL IN
SHANK STYLEEXTERNALLY THREADED
FLUTE QUANTITY2
INCLUDED ANGLE100.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ZT154-30-1/2?
ZT154-30-1/2 is a CUTTER,COUNTERSINK.
What is the NSN for ZT154-30-1/2?
ZT154-30-1/2 is cataloged in the U.S. Government catalog under NSN 5133-01-202-0276. 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.