PartsTable
Technical Data Sheet
Download PDF

QAR30202 — ROLLER,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

QAR30202: ROLLER,BEARING.

The ROLLER,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP E50100 OR STEEL COMP E52100 OVERALL, overall_length: 1.7500 INCHES NOMINAL IN, style_designator: NEEDLE ROLLER, SPHERICAL ENDS, rolling_element_diameter: 0.2500 INCHES NOMINAL IN, material_document_and_classification: 66,AISI/SAE E50100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-012-7316, 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
QAR30202
NSN: 3110-01-012-7316
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL COMP E50100 OR STEEL COMP E52100 OVERALL
overall_length1.7500 INCHES NOMINAL IN
style_designatorNEEDLE ROLLER, SPHERICAL ENDS
rolling_element_diameter0.2500 INCHES NOMINAL IN
material_document_and_classification66,AISI/SAE E50100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-012-7316
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: QAR30202 · 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
•
ROLLING ELEMENT DIAMETER: 0.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NEEDLE ROLLER, SPHERICAL ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE E50100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP E50100 OR STEEL COMP E52100 OVERALL
TECHNICAL CHARACTERISTICS
ROLLING ELEMENT DIAMETER0.2500 INCHES NOMINAL IN
STYLE DESIGNATORNEEDLE ROLLER, SPHERICAL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI/SAE E50100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.7500 INCHES NOMINAL IN
MATERIALSTEEL COMP E50100 OR STEEL COMP E52100 OVERALL
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
Ready to buy QAR30202?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is QAR30202?
QAR30202 is a ROLLER,BEARING.
What is the NSN for QAR30202?
QAR30202 is cataloged in the U.S. Government catalog under NSN 3110-01-012-7316. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — QAR30202

✓ 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.