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Technical Data Sheet
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446803 — Technical Data Sheet

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Legrand · 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

<b>19" server cabinets</b><br><br>- 19'' freestanding server cabinets for data storage, server housing, infrastructural cabling and have also solutions for hot/cold corridor datacenter architecture<br>- IP 20 baying cabinets<br>- 1500 kg load carrying capacity<br>- Equipped with 4 x 19" uprights with U marking and adjustable depth<br>- Pre-cut cable entries (top and bottom)<br>- Cut-out at the top for fan kit<br>- Black RAL 9005 This part is cataloged in the Federal Logistics Information System under NSN 3110-00-191-0493, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
446803
NSN: 3110-00-191-0493
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialPAPER AND GLUE AND GLYCERIN OVERALL
hole_diameter0.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter1.468 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.937 INCHES NOMINAL IN
bolt_hole_quantity4
bolt_circle_diameter1.187 INCHES NOMINAL IN
cross-sectional_thickness0.015 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationHH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN3110-00-191-0493
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 446803 · Legrand ⚠ 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.1860 INCHES NOMINAL IN
•
CONE WIDTH: 0.6094 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
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
STYLE DESIGNATORNORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.1860 INCHES NOMINAL IN
CONE WIDTH0.6094 INCHES NOMINAL IN
CONE CORNER RADIUS0.0500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
267040InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
50909InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
40InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
857730InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
3962P11InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 446803?
446803 is a CONE,TAPERED ROLLER BEARING manufactured by Legrand.
What parts can replace 446803?
There are 5 known substitutes for 446803: 267040, 50909, 40 and 2 more. Substitute compatibility should be verified for your specific system.
Is 446803 still available?
446803 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026