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1319428 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

1319428: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: RUBBER SYNTHETIC OVERALL, hole_diameter: 0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 12.875 INCHES NOMINAL IN, overall_length: 12.875 INCHES NOMINAL IN, hardness_rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL, cross-sectional_thickness: 0.031 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-4420, 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
1319428
NSN: 3110-00-100-4420
NIINs: 001004420, 003492176
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 29899 — CALGON CARBON UV TECHNOLOGIES LLC DBA HYDE MARINE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hole_diameter0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width12.875 INCHES NOMINAL IN
overall_length12.875 INCHES NOMINAL IN
hardness_rating70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classification9205,FSCM 73680 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN3110-00-100-4420
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1319428 · 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
•
CUP WIDTH: 1.50000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
OVERALL OUTSIDE DIAMETER: 7.1250 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.2500 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.3750 INCHES NOMINAL IN
•
CONE WIDTH: 1.8900 INCHES NOMINAL IN
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
CUP WIDTH1.50000 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
OVERALL WIDTH1.8750 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER7.1250 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
CONE CORNER RADIUS0.2500 INCHES NOMINAL IN
STANDOUT WIDTH0.3750 INCHES NOMINAL IN
CONE WIDTH1.8900 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER4.1250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
786-772Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1319428?
1319428 is a BEARING,ROLLER,TAPERED.
What parts can replace 1319428?
There is 1 known substitute for 1319428: 786-772. Substitute compatibility should be verified for your specific system.
What is the NSN for 1319428?
1319428 is cataloged in the U.S. Government catalog under NSN 3110-00-100-4420. 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.