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KOYO Needle Roller Bearing: M-1, 12121, 3/4 in Bore, 1 in OD, Full Complement - Drawn-Cup Needle Roller Bearings
KOYODrawn-Cup Needle Roller Bearings

KOYO Needle Roller Bearing: M-1, 12121, 3/4 in Bore, 1 in OD, Full Complement

The KOYO M-1 is a drawn-cup needle roller bearing with a one-row, full-complement design. It has a 3/4 in bore and 1 in OD, is open, and made of alloy steel. This inch-system bearing is identified by industry number…

SKU 3G-OTH-105854

Brand
KOYO
Item
Needle Roller Bearing: M-1, 12121, 3/4 in Bore, 1 in OD, Full Complement
Category
Drawn-Cup Needle Roller Bearings
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Technical Specifications

KOYO
Manufacturer Part Number
M-12121
Type
12121, Full Complement, Open, Alloy Steel
Bore
3/4 in
OD
1 in
Bearing Design
M-1
Number of Rows
One
Full Complement
Yes
System of Measurement
Inch
Bearing Industry Number
12121
View Full Spec Sheet

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KOYO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KOYO M-1 is a drawn-cup needle roller bearing with a one-row, full-complement design. It has a 3/4 in bore and 1 in OD, is open, and made of alloy steel. This inch-system bearing is identified by industry number 12121 and manufacturer part number M-12121.

Used in

Common applications for KOYO
Automotive transmissions — KOYO drawn-cup needle roller bearings (B-44) for gear support in compact gearbox assemblies.
Conveyor systems — KOYO heavy-duty needle roller bearings (HJ-202820) for radial load handling in roller conveyors.
Printing machinery — KOYO needle roller thrust bearings (NTA-3648) for axial positioning of rotating cylinders.
Industrial pumps — KOYO thrust bearing washers (TRD-3648) for axial load distribution in pump shafts.
Indexing tables — KOYO single-direction clutch and bearing assemblies (FCB-20) for precise indexing and overrunning control.
Material handling equipment — KOYO drawn-cup needle roller bearings (BH-2020) for compact wheel or roller supports.

KOYO Products

3G Electric supplies KOYO drawn-cup needle roller bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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