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Technical Data Sheet
BU2581AQ ✓ Verified by PartsTable
· 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 BU2581AQ 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 6685-00-671-1143, 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
BU2581AQ
NSN: 6685-00-671-1143
FSC: 6685
CAGE: 61349 — AMETEK, INC. DIV AEROSPACE & DEFENSE (USA)
SPECIFICATIONS
Part NumberBU2581AQ
NSN6685-00-671-1143
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BU2581AQ TITLE COMPONENT PN BU2581AQ MFR BU2581AQ
KEY FEATURES
OVERALL DIAMETER: 2.812 INCHES NOMINAL IN
MATERIAL: PLASTIC POLYCARBONATE PROTECTIVE CRYSTAL
NONDEFINITIVE SPEC/STD DATA: 1 POLISHED
CONNECTION LOCATION: BOTTOM
MOUNTING CONNECTION LOCATION: BOTTOM
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER2.812 INCHES NOMINAL IN
MATERIALPLASTIC POLYCARBONATE PROTECTIVE CRYSTAL
OVERALL DEPTH1.266 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA1 POLISHED
MATERIALBRASS CASE
MATERIALCOPPER ALLOY ACTUATING ELEMENT
CONNECTION LOCATIONBOTTOM
MOUNTING CONNECTION LOCATIONBOTTOM
UNABLE TO DECODEUNABLE TO DECODE
SCALE ACCURACYPORM 2 PCT MIDDLE,3 PCT REMAINDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
70266Interchangeable
interchangeable cross-reference
interchangeable
13842Interchangeable
interchangeable cross-reference
interchangeable
920011-16Interchangeable
interchangeable cross-reference
interchangeable
A52491-75Interchangeable
interchangeable cross-reference
interchangeable
701Interchangeable
interchangeable cross-reference
interchangeable
A2027Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BU2581AQ?
BU2581AQ is a BU2581AQ.
What parts can replace BU2581AQ?
There are 23 known substitutes for BU2581AQ: 70266, 13842, 920011-16 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BU2581AQ?
BU2581AQ is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-671-1143. This indicates validated use in U.S. government and defense supply chains.
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