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Technical Data Sheet
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QT19 — 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 HOUSING A,LE DIFFER is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-626-6595, 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
QT19
NSN: 2520-00-626-6595
FSC: 2520
CAGE: 22852 — SPALLA INC (USA)
SPECIFICATIONS
Part NumberQT19
NSN2520-00-626-6595
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING A,LE DIFFER TITLE COMPONENT PN QT19 MFR HOUSING A,LE DIFFER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
6137InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
905744InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8333722InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
905745InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
6266595InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is QT19?
QT19 is a HOUSING A,LE DIFFER.
What parts can replace QT19?
There are 5 known substitutes for QT19: 6137, 905744, 8333722 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for QT19?
QT19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-626-6595. 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