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Technical Data Sheet
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X4977 — CONTROL,BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

X4977: CONTROL,BRAKE.

The CONTROL,BRAKE is a the manufacturer industrial component. Key specifications include end_item_identification: NSN 2430-01-423-2819, general_characteristics_item_description: PEDAL ACTUATED; 3 PORTS, 9/16-18UNF-2B THREADS; ELECTRICAL RATING 28 VDC, 15 AMP VDC. This part is cataloged in the U.S.

Government catalog under NSN 2530-01-444-6370, 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
X4977
NSN: 2530-01-444-6370
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 92865 — ZF OFF-HIGHWAY SOLUTIONS MINNESOTA INC (USA)
SPECIFICATIONS
end_item_identificationNSN 2430-01-423-2819
general_characteristics_item_descriptionPEDAL ACTUATED; 3 PORTS, 9/16-18UNF-2B THREADS; ELECTRICAL RATING 28 VDC, 15 AMP VDC
NSN2530-01-444-6370
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONTROL,BRAKE TITLE COMPONENT PN X4977 MFR CONTROL,BRAKE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: PEDAL ACTUATED; 3 PORTS, 9/16-18UNF-2B THREADS; ELECTRICAL RATING 28 VDC, 15 AMP VDC
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPEDAL ACTUATED; 3 PORTS, 9/16-18UNF-2B THREADS; ELECTRICAL RATING 28 VDC, 15 AMP VDC
END ITEM IDENTIFICATIONNSN 2430-01-423-2819
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is X4977?
X4977 is a CONTROL,BRAKE.
What is the NSN for X4977?
X4977 is cataloged in the U.S. Government catalog under NSN 2530-01-444-6370. 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.