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Technical Data Sheet
PartsTable / COMPONENT / 1222008
1222008 ✓ Verified by PartsTable
— · 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 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 end_item_identification: LGM-30, reference_data_and_literature: T.O. 21M-LGM30F-4-8.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5483, 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
1222008
NSN: 3110-00-100-5483
FSC: 3110
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
end_item_identificationLGM-30
reference_data_and_literatureT.O. 21M-LGM30F-4-8
general_characteristics_item_descriptionMATL CORROSION RESISTANT STEEL,SAE 1010 -16 GA,NO 4 TEMPER,NO 1 FINISH PER QQ-S-636; USED IN DEMI-VALVE/CONTACTOR ASSY IN BURIED CABLE SYSTEM
NSN3110-00-100-5483
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1222008 · 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: STRAIGHT BORE, NORMAL ANGLE
•
STANDOUT WIDTH: 0.3750 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CUP WIDTH: 1.0625 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 6.5000 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 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 (FLIS)
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
STANDOUT WIDTH0.3750 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CUP WIDTH1.0625 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER6.5000 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
BORE DIAMETER4.2500 INCHES NOMINAL IN
OVERALL WIDTH1.4375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
0210548-4Interchangeable
interchangeable cross-reference
interchangeable
JT9009Interchangeable
interchangeable cross-reference
interchangeable
210548Interchangeable
interchangeable cross-reference
interchangeable
25520Interchangeable
interchangeable cross-reference
interchangeable
130503HInterchangeable
interchangeable cross-reference
interchangeable
4253291-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1222008?
1222008 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 1222008?
There are 26 known substitutes for 1222008: 0210548-4, JT9009, 210548 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1222008?
1222008 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5483. 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