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Technical Data Sheet
BD4448RUB ✓ 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 Lenovo ThinkPad X1 Carbon is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.547 INCHES MINIMUM AND 0.569 INCHES MAXIMUM IN, center_hole_diameter: 0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4910-00-735-8111, 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
BD4448RUB
NSN: 4910-00-735-8111
FSC: 4910
CAGE: 28356 — SNAP ON TOOLS CORP SERVICE REPAIR CENTER (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter0.547 INCHES MINIMUM AND 0.569 INCHES MAXIMUM IN
center_hole_diameter0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
NSN4910-00-735-8111
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available Lenovo ThinkPad X1 Carbon TITLE COMPONENT PN BD4448RUB MFR Lenovo ThinkPad X1 Car
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
M83248/1-905Interchangeable
interchangeable cross-reference
interchangeable
924284C1Interchangeable
interchangeable cross-reference
interchangeable
X1Interchangeable
Lenovo ThinkPad X1 Carbon
interchangeable
305 0005Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BD4448RUB?
BD4448RUB is a Lenovo ThinkPad X1 Carbon.
What parts can replace BD4448RUB?
There are 4 known substitutes for BD4448RUB: M83248/1-905, 924284C1, X1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BD4448RUB?
BD4448RUB is cataloged in the Federal Logistics Information System (FLIS) under NSN 4910-00-735-8111. This indicates validated use in U.S. government and defense supply chains.
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