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GC3030CFB — ACTUATOR,SPRING BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

GC3030CFB: ACTUATOR,SPRING BRAKE.

The ACTUATOR,SPRING BRAKE is a the manufacturer industrial component. Key specifications include stroke_length: 2.500 INCHES IN, function_for_which_designed: SERVICE BRAKING, service_diaphragm_effective_area: 30.000 SQUARE INCHES, emergency_diaphragm_effective_area: 30.000 SQUARE INCHES, push_rod_thread_size_and_series/type_designator: 0.625-18 UNF, line_connection_thread_size_and_series/type_designator: 0.375-18 NPTF. This part is cataloged in the U.S.

Government catalog under NSN 2530-01-559-4704, 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
GC3030CFB
NSN: 2530-01-559-4704
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 06721 — HALDEX BRAKE PRODUCTS CORPORATION (USA)
SPECIFICATIONS
stroke_length2.500 INCHES IN
diaphragm_quantity2
function_for_which_designedSERVICE BRAKING
service_diaphragm_effective_area30.000 SQUARE INCHES
emergency_diaphragm_effective_area30.000 SQUARE INCHES
push_rod_thread_size_and_series/type_designator0.625-18 UNF
line_connection_thread_size_and_series/type_designator0.375-18 NPTF
NSN2530-01-559-4704
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ACTUATOR,SPRING BRAKE TITLE COMPONENT PN GC3030CFB MFR ACTUATOR,SPRING BRAKE
KEY FEATURES
•
DIAPHRAGM QUANTITY: 2
•
LINE CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.375-18 NPTF
•
SERVICE DIAPHRAGM EFFECTIVE AREA: 30.000 SQUARE INCHES
•
EMERGENCY DIAPHRAGM EFFECTIVE AREA: 30.000 SQUARE INCHES
•
FUNCTION FOR WHICH DESIGNED: SERVICE BRAKING
•
STROKE LENGTH: 2.500 INCHES IN
•
PUSH ROD THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.625-18 UNF
TECHNICAL CHARACTERISTICS
DIAPHRAGM QUANTITY2
LINE CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR0.375-18 NPTF
SERVICE DIAPHRAGM EFFECTIVE AREA30.000 SQUARE INCHES
EMERGENCY DIAPHRAGM EFFECTIVE AREA30.000 SQUARE INCHES
FUNCTION FOR WHICH DESIGNEDSERVICE BRAKING
STROKE LENGTH2.500 INCHES IN
PUSH ROD THREAD SIZE AND SERIES/TYPE DESIGNATOR0.625-18 UNF
OTHER ITEMS IN FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2530-00-001-0012 2530-00-001-0035 2530-00-001-2633 2530-00-001-3371 2530-00-001-3390 2530-00-001-3393 2530-00-001-3426 2530-00-001-3427
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 GC3030CFB?
GC3030CFB is a ACTUATOR,SPRING BRAKE.
What is the NSN for GC3030CFB?
GC3030CFB is cataloged in the U.S. Government catalog under NSN 2530-01-559-4704. 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.