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Technical Data Sheet
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BT250 ✓ Verified by PartsTable
Jabra · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The Jabra headset Bluetooth BT-250 delivers up to 8 hours of talk time and up to<br>240 hours of stand-by time in a design that provides unbeatable comfort, allowing you to be hands-free and cord-free all day long. <br><br>The Jabra BT250's soft elastomer body and contoured shape fits securely and ergonomically behind the ear. The uni-directional microphone amplifies your voice and reduces background noise, and the patented Jabra MiniGel channels sound directly into the ear, providing great sound quality at both ends of the call.<br>Functional range of 10 meters This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5949, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
BT250
NSN: 3110-00-100-5949
FSC: 3110
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING FILTERING MEDIUM
cup_width0.9375 INCHES NOMINAL IN
mesh_size20.0
cone_width1.1830 INCHES NOMINAL IN
body_length5.000 INCHES NOMINAL IN
temp_rating406.0 FAHRENHEIT NOMINAL DEGF
bore_diameter2.5000 INCHES NOMINAL IN
mounting_typeINLET CONNECTION AND OUTLET CONNECTION LINE
overall_width1.1875 INCHES NOMINAL IN
wire_diameter0.014 INCHES NOMINAL IN
standout_width0.2500 INCHES NOMINAL IN
style_designatorY STRAINER W/THREADED COVER
NSN3110-00-100-5949
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: BT250 · Jabra ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
CUP WIDTH: 0.9375 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.2500 INCHES NOMINAL IN
•
BORE DIAMETER: 2.5000 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 4.4375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CUP WIDTH0.9375 INCHES NOMINAL IN
STANDOUT WIDTH0.2500 INCHES NOMINAL IN
BORE DIAMETER2.5000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.4375 INCHES NOMINAL IN
OVERALL WIDTH1.1875 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE WIDTH1.1830 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
8-771Interchangeable
interchangeable cross-reference
interchangeable
3373695Interchangeable
interchangeable cross-reference
interchangeable
25800Interchangeable
interchangeable cross-reference
interchangeable
99018-14Interchangeable
interchangeable cross-reference
interchangeable
225438Interchangeable
interchangeable cross-reference
interchangeable
D11571Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BT250?
BT250 is a BEARING,ROLLER,TAPERED manufactured by Jabra.
What parts can replace BT250?
There are 19 known substitutes for BT250: 8-771, 3373695, 25800 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BT250?
BT250 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5949. 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: July 2026