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EA3-30 PT 7KT5557-3 — EA3-30 PT 7KT5557-3

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

EA3-30 PT 7KT5557-3: EA3-30 PT 7KT5557-3.

The EA3-30 PT 7KT5557-3 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6645-01-430-3576, 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
EA3-30 PT 7KT5557-3
NSN: 6645-01-430-3576
FSC: 6645 — Time Measuring Instruments
CAGE: R0349 — WILHELMSEN TECHNICAL SOLUTIONS A/SFORMERLY:WILHELMSEN CALLENBERG A/SFORMERLY: SEMCO CALLENBERG ODENSE A (DNK)
SPECIFICATIONS
Part NumberEA3-30 PT 7KT5557-3
Speed7K RPM
NSN6645-01-430-3576
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR SPEED: 7K RPM EA3-30 PT 7KT5557-3 TITLE COMPONENT PN EA3-30 PT 7KT5557-3 MFR EA3-30 PT 7KT5557-3
KEY FEATURES
•
7K RPM Speed
•
INDICATOR TYPE: DIGITAL COUNTER
•
MOVEMENT TYPE: ELECTRICAL
•
CURRENT TYPE: AC
•
MOUNTING METHOD: SEMIFLUSH
•
BODY WIDTH: 48.0 MILLIMETERS NOMINAL MM
•
OPERATING FREQUENCY: 60.0 HERTZ NOMINAL
•
BODY LENGTH: 48.0 MILLIMETERS NOMINAL MM
•
UNIT TYPE: MOUNTED
TECHNICAL CHARACTERISTICS
INDICATOR TYPEDIGITAL COUNTER
MOVEMENT TYPEELECTRICAL
CURRENT TYPEAC
MOUNTING METHODSEMIFLUSH
BODY WIDTH48.0 MILLIMETERS NOMINAL MM
OPERATING FREQUENCY60.0 HERTZ NOMINAL
BODY LENGTH48.0 MILLIMETERS NOMINAL MM
UNIT TYPEMOUNTED
RESET FEATURENOT PROVIDED
SPECIAL FEATURES54X54MM MOUNTING FRAME INCLUDED;HOUR COUNTER;7 DIGITS.
OTHER ITEMS IN FSC 6645 — Time Measuring Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6645-00-001-1256 6645-00-001-4498 6645-00-001-4584 6645-00-001-9400 6645-00-003-0327 6645-00-003-0328 6645-00-003-0337 6645-00-003-0338
SUBSTITUTES & CROSS-REFERENCES 7
EA2-07.03/013 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
EA2-07.04/019 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
EA2-07.09/050 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
EA2-07.01/001 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
EA2-09 PT 7KT55Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
EA2-07.02/007 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 EA3-30 PT 7KT5557-3?
EA3-30 PT 7KT5557-3 is a EA3-30 PT 7KT5557-3.
What parts can replace EA3-30 PT 7KT5557-3?
There are 7 known substitutes for EA3-30 PT 7KT5557-3: EA2-07.03/013 7, EA2-07.04/019 7, EA2-07.09/050 7 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for EA3-30 PT 7KT5557-3?
EA3-30 PT 7KT5557-3 is cataloged in the U.S. Government catalog under NSN 6645-01-430-3576. 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.