PartsTable
Technical Data Sheet
56121 ✓ Verified by PartsTable
Esselte · 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

Pockets with a clear matt finish ideal for every day use at home, in the office or at school. The 6 hole multi-punched reinforced strip allows convenient storage of documents in lever arch files and binders, protecting them from moisture, dust and dirt. Opens at the top for easy access to documents without releasing binder mechanism.

Copy-safe and acid free material ensures long-term protection of the documents. Made from PP (polypropylene) plastic with 30% pre-consumer content and 100% recyclable. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-3316, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
56121
NSN: 3110-00-120-3316
FSC: 3110
CAGE: 89926 — NEW HOLLAND CONSTRUCTION (USA)
SPECIFICATIONS
bore_diameter1.2500 INCHES NOMINAL IN
alignment_typeRIGID
features_providedHERMETICALLY SEALED CASE
semiconductor_materialSILICON
end_item_identificationE-3A A
overall_outside_diameter1.7500 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN3110-00-120-3316
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 56121 · Esselte ⚠ 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
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER: 1.2500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER: 1.7500 INCHES NOMINAL IN
ALIGNMENT TYPE: RIGID
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER1.2500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.7500 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
5905001048363Interchangeable
interchangeable cross-reference
interchangeable
R25820JInterchangeable
interchangeable cross-reference
interchangeable
20-2820Interchangeable
interchangeable cross-reference
interchangeable
1SE2075Interchangeable
interchangeable cross-reference
interchangeable
J7235Interchangeable
interchangeable cross-reference
interchangeable
380051023Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56121?
56121 is a RECORDER-REPRODUCER SUBASSEMBLY, manufactured by Esselte.
What parts can replace 56121?
There are 27 known substitutes for 56121: 5905001048363, R25820J, 20-2820 and 24 more. Substitute compatibility should be verified for your specific system.
Is 56121 still available?
56121 is currently cancelled.
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