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N20856A — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GOVERNOR ASSEMBLY,AIR BRAKE is a the manufacturer industrial component. Key specifications include width: 12.000 INCHES NOMINAL IN, length: 24.000 INCHES NOMINAL IN, thickness: 0.125 INCHES NOMINAL IN, special_features: DIFFERENTIATED BY LENGTH AND WIDTH, criticality_code_justification: FEAT. This part is cataloged in the Federal Logistics Information System under NSN 2530-00-864-0939, 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
N20856A
NSN: 2530-00-864-0939
FSC: 2530
CAGE: 06721 — HALDEX BRAKE PRODUCTS CORPORATION (USA)
SPECIFICATIONS
width12.000 INCHES NOMINAL IN
length24.000 INCHES NOMINAL IN
thickness0.125 INCHES NOMINAL IN
special_featuresDIFFERENTIATED BY LENGTH AND WIDTH
criticality_code_justificationFEAT
NSN2530-00-864-0939
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GOVERNOR ASSEMBLY,AIR BRAKE TITLE COMPONENT PN N20856A MFR GOVERNOR ASSEMBLY,AIR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
401561InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
475HT8DInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
KN18530InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4055284InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
121PA1107-105InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
226431InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N20856A?
N20856A is a GOVERNOR ASSEMBLY,AIR BRAKE.
What parts can replace N20856A?
There are 12 known substitutes for N20856A: 401561, 475HT8D, KN18530 and 9 more. Substitute compatibility should be verified for your specific system.
Is N20856A still available?
N20856A is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026