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3055378 — SWITCH,VACUUM CONTROL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3055378: SWITCH,VACUUM CONTROL.

The SWITCH,VACUUM CONTROL is a the manufacturer industrial component. Key specifications include end_item_identification: GENERAL MOTORS CORP.,LIGHT DUTY TRUCKS,1984-1989 SERIES, general_characteristics_item_description: SPARK THERMO TYPE. This part is cataloged in the U.S.

Government catalog under NSN 2990-01-270-6473, 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
3055378
NSN: 2990-01-270-6473
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
end_item_identificationGENERAL MOTORS CORP.,LIGHT DUTY TRUCKS,1984-1989 SERIES
general_characteristics_item_descriptionSPARK THERMO TYPE
NSN2990-01-270-6473
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,VACUUM CONTROL TITLE COMPONENT PN 3055378 MFR SWITCH,VACUUM CONTROL
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: SPARK THERMO TYPE
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSPARK THERMO TYPE
END ITEM IDENTIFICATIONGENERAL MOTORS CORP.,LIGHT DUTY TRUCKS,1984-1989 SERIES
OTHER ITEMS IN FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001 2990-00-001-1248 2990-00-001-1250 2990-00-001-2055 2990-00-001-3498 2990-00-001-3520 2990-00-001-3521 2990-00-001-3522
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 3055378?
3055378 is a SWITCH,VACUUM CONTROL.
What is the NSN for 3055378?
3055378 is cataloged in the U.S. Government catalog under NSN 2990-01-270-6473. 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.