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2124502 — BEARING,ROLLER,NEEDLE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

2124502: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3B SINGLE THREADED PORTION, thread_length: 0.250 INCHES NOMINAL SINGLE THREADED PORTION IN, hardness_rating: 250.0 BRINELL STANDARD MINIMUM AND 275.0 BRINELL STANDARD MAXIMUM FACE, surface_treatment: PHOSPHATE OVERALL, nominal_thread_size: 0.812 INCHES SINGLE THREADED PORTION IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-019-0574, 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
2124502
NSN: 3110-00-019-0574
NIINs: 000190574, 008638228
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class3B SINGLE THREADED PORTION
thread_length0.250 INCHES NOMINAL SINGLE THREADED PORTION IN
hardness_rating250.0 BRINELL STANDARD MINIMUM AND 275.0 BRINELL STANDARD MAXIMUM FACE
surface_treatmentPHOSPHATE OVERALL
nominal_thread_size0.812 INCHES SINGLE THREADED PORTION IN
seating_surface_shapeFLAT
thread_quantity_per_inch16 SINGLE THREADED PORTION
thread_series_designatorUN SINGLE THREADED PORTION
material_document_and_classificationQQ-S-624,COMP 8640 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-P-16232,TYPE M,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN3110-00-019-0574
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2124502 · 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 2124502?
2124502 is a BEARING,ROLLER,NEEDLE.
What is the NSN for 2124502?
2124502 is cataloged in the U.S. Government catalog under NSN 3110-00-019-0574. 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.