PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 20315
20315 ✓ Verified by PartsTable
Amazfit · 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

Amazfit Pace watch is our GPS-enabled sports smartwatch with 5 days of battery life. Run phone-free with onboard music storage, while tracking key metrics like pace, cadence, distance, time, heart rate and more. Choose from activity and sport modes for: Outdoor/Indoor Run, Trail Run, Walk, Outdoor/Indoor Bike, Elliptical, and more.

Follow our running training plans for beginners, 5K, 10K, and marathon runners. Customize your watch face by uploading personal photos, and receive all your calls, texts, emails, and app notifications via the always-on display.<br>All data is synced and available in the Strava app.<br><br><b>KEY FEATURES</b><br><br>- Sports: Outdoor/Indoor Run, Trail Run, Walk, Outdoor/Indoor Bike, Elliptical, and more.<br>- Run Tracking: Track your runs and capture distance, time, pace, heart rate, calories, speed, cadence, max/avg moving pace, max/avg moving speed, max/avg cadence, altitude, elevation gain/loss, and min/max altitude.<br>- Phone-Free Music: Connect wireless This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-7593, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
20315
NSN: 3110-00-156-7593
FSC: 3110
CAGE: 43335 — NEW ENGLAND BEDDING CO (USA)
SPECIFICATIONS
phaseSINGLE
materialSTEEL BODY
load_typeRESISTIVE
bore_shapeSTRAIGHT
bulb_styleT ("U" SHAPED TUBULAR)
head_angle15.0 DEGREES NOMINAL
bonnet_typeINSIDE SPRING
temp_rating150.0 FAHRENHEIT NOMINAL DEGF
thread_class3A ALL ENDS A
bore_diameter75.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MAXIMUM
overall_width37.0 MILLIMETERS NOMINAL MM
NSN3110-00-156-7593
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 20315 · Amazfit ⚠ 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: COUNTERBORED OUTER RING, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
RETAINER FABRICATION METHOD: PRESSED
•
CONTACT ANGLE: 25.0 DEGREES MAXIMUM
•
BORE DIAMETER: 75.00 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
MATERIALSTEEL OVERALL
RETAINER FABRICATION METHODPRESSED
CONTACT ANGLE25.0 DEGREES MAXIMUM
BORE DIAMETER75.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE SHAPESTRAIGHT
LOAD DIRECTIONANGULAR
OVERALL WIDTH37.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
375ACDInterchangeable
interchangeable cross-reference
interchangeable
160885Interchangeable
interchangeable cross-reference
interchangeable
7315WNInterchangeable
interchangeable cross-reference
interchangeable
63-1278Interchangeable
interchangeable cross-reference
interchangeable
20315Interchangeable
interchangeable cross-reference
interchangeable
ES529006ISSUE2PT2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20315?
20315 is a BEARING,BALL,ANNULAR manufactured by Amazfit.
What parts can replace 20315?
There are 22 known substitutes for 20315: 375ACD, 160885, 7315WN and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20315?
20315 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-7593. 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