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SB3150B1 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SB3150B1: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL COMP E52100 SEPARATOR SLUG, overall_width: 0.3750 INCHES NOMINAL IN, outside_diameter: 2.5625 INCHES MINIMUM AND 2.5635 INCHES MAXIMUM IN, style_designator: NORMAL ANGLE, backface_corner_radius: 0.0310 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-620-2785, 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
SB3150B1
NSN: 3110-00-620-2785
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 SEPARATOR SLUG
overall_width0.3750 INCHES NOMINAL IN
outside_diameter2.5625 INCHES MINIMUM AND 2.5635 INCHES MAXIMUM IN
style_designatorNORMAL ANGLE
backface_corner_radius0.0310 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-00-620-2785
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SB3150B1 · OEM ⚠ 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.5625 INCHES MINIMUM AND 2.5635 INCHES MAXIMUM IN
•
BACKFACE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL COMP E52100 SEPARATOR SLUG
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
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.3750 INCHES NOMINAL IN
OUTSIDE DIAMETER2.5625 INCHES MINIMUM AND 2.5635 INCHES MAXIMUM IN
BACKFACE CORNER RADIUS0.0310 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL COMP E52100 SEPARATOR SLUG
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SB3150B1?
SB3150B1 is a CUP,TAPERED ROLLER BEARING.
What is the NSN for SB3150B1?
SB3150B1 is cataloged in the U.S. Government catalog under NSN 3110-00-620-2785. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.