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Technical Data Sheet
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A-56903 — Technical Data Sheet

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— · MRO · MRO_GENERAL
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 A-56903 is a the manufacturer industrial component. Key specifications include end_item_identification: ARLEIGH BURKE CLASS DDG, valve_size_for_which_designed: 2.500 INCHES IN, valve_type_for_which_designed: BUTTERFLY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 6625-01-519-0151, 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
MRO→ MRO_GENERAL→ A-56903
NSN: 6625-01-519-0151
FSC: 6625
CAGE: 0BXF1 — BOGUE SYSTEMS INC DBA BOGUE SYSTEMS INC (USA)
SPECIFICATIONS
end_item_identificationARLEIGH BURKE CLASS DDG
valve_size_for_which_designed2.500 INCHES IN
valve_type_for_which_designedBUTTERFLY
NSN6625-01-519-0151
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available A-56903 TITLE COMPONENT PN A-56903 MFR A-56903
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
920-299InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS91586-9InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SCB634215InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MSA151InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
148259InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AN3200-150InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
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FREQUENTLY ASKED QUESTIONS
What is A-56903?
A-56903 is a A-56903. It is classified as a MRO (MRO_GENERAL).
What parts can replace A-56903?
There are 30 known substitutes for A-56903: 920-299, MS91586-9, SCB634215 and 27 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-56903?
A-56903 is cataloged in the Federal Logistics Information System under NSN 6625-01-519-0151. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026