The OVERSPEED SWITCH ASSEMBLY is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 2990-01-075-3957, 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.
UNIT OF GOVERNOR AND OVERSPEED SWITCH ASSEMBLY;TRIP SPEED 500-1380 RPM;APPL JOHN R HOLLINGWORTH ENGINE GENERATOR 62.5KVA RPM
NSN
2990-01-075-3957
COMPONENT DIAGRAM
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: UNIT OF GOVERNOR AND OVERSPEED SWITCH ASSEMBLY;TRIP SPEED 500-1380 RPM;APPL JOHN R HOLLINGWORTH ENGINE GENERATOR 62.5KVA RPM
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION
UNIT OF GOVERNOR AND OVERSPEED SWITCH ASSEMBLY;TRIP SPEED 500-1380 RPM;APPL JOHN R HOLLINGWORTH ENGINE GENERATOR 62.5KVA RPM
OTHER ITEMS IN FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is SA0478G?
SA0478G is a OVERSPEED SWITCH ASSEMBLY.
What parts can replace SA0478G?
There is 1 known substitute for SA0478G: SA478. Substitute compatibility should be verified for your specific system.
What is the NSN for SA0478G?
SA0478G is cataloged in the U.S. Government catalog under NSN 2990-01-075-3957. This indicates validated use in U.S. government and defense supply chains.
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