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4YD2N — INDICATOR,SHIP'S SPEED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4YD2N: INDICATOR,SHIP'S SPEED.

The INDICATOR,SHIP'S SPEED is a the manufacturer industrial component. Key specifications include end_item_identification: SHIPBOARD ALARM AND SIGNAL SYSTEMS. This part is cataloged in the U.S.

Government catalog under NSN 6320-01-442-3428, 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
4YD2N
NSN: 6320-01-442-3428
FSC: 6320 — Shipboard Alarm and Signal Systems
CAGE: 12763 — DYNALEC CORPORATION (USA)
SPECIFICATIONS
end_item_identificationSHIPBOARD ALARM AND SIGNAL SYSTEMS
NSN6320-01-442-3428
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INDICATOR,SHIP'S SPEED TITLE COMPONENT PN 4YD2N MFR INDICATOR,SHIP'S SPEED
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONSHIPBOARD ALARM AND SIGNAL SYSTEMS
OTHER ITEMS IN FSC 6320 — Shipboard Alarm and Signal Systems
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6320-00-004-9155 6320-00-004-9156 6320-00-004-9158 6320-00-007-5409 6320-00-007-5410 6320-00-024-1003 6320-00-024-1004 6320-00-025-9652
SUBSTITUTES & CROSS-REFERENCES 1
UL4106-1Reference document
Indicator,ship's Speed
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4YD2N?
4YD2N is a INDICATOR,SHIP'S SPEED.
What parts can replace 4YD2N?
There is 1 known substitute for 4YD2N: UL4106-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 4YD2N?
4YD2N is cataloged in the U.S. Government catalog under NSN 6320-01-442-3428. 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.