Miniature Inch Series Bearings

Miniature Inch Series Bearings Overview

Compare representative CXE Bearing products by dimensions, material, and seal type. Use the left navigation to switch collections without returning to the catalog home.

Products In This Collection

Browse all matching CXE Bearing products in this collection. Each row shows dimensions, material, seal type, public reference price, and the fastest RFQ path.

121-240 / 265 products

Product	Bore	OD	Width	Material	Seal	Reference Price	RFQ
MR137-2Z 7 x 13 x 4 mm Bearing	7 mm	13 mm	4 mm	GCR15	ZZ	On request	RFQ
MR31 1 x 3 x 1.5 mm Bearing	1 mm	3 mm	1.5 mm	GCR15		On request	RFQ
MR41X-2Z 1.2 x 4 x 2.5 mm Bearing	1.2 mm	4 mm	2.5 mm	GCR15	ZZ	On request	RFQ
MR52 2 x 5 x 2 mm Bearing	2 mm	5 mm	2 mm	GCR15		On request	RFQ
MR62-2Z 2 x 6 x 2.5 mm Bearing	2 mm	6 mm	2.5 mm	GCR15	ZZ	On request	RFQ
MR63 3 x 6 x 2 mm Bearing	3 mm	6 mm	2 mm	GCR15		On request	RFQ
MR72 2 x 7 x 2.8 mm Bearing	2 mm	7 mm	2.8 mm	GCR15		On request	RFQ
MR72-2Z 2 x 7 x 3 mm Bearing	2 mm	7 mm	3 mm	GCR15	ZZ	On request	RFQ
MR74 4 x 7 x 2 mm Bearing	4 mm	7 mm	2 mm	GCR15		On request	RFQ
MR74-2RS 4 x 7 x 2.5 mm Bearing	4 mm	7 mm	2.5 mm	GCR15	2RS	On request	RFQ
MR82X 2.5 x 8 x 2.5 mm Bearing	2.5 mm	8 mm	2.5 mm	GCR15		On request	RFQ
MR83 3 x 8 x 2.5 mm Bearing	3 mm	8 mm	2.5 mm	GCR15		On request	RFQ
MR85-2Z 5 x 8 x 2.5 mm Bearing	5 mm	8 mm	2.5 mm	GCR15	ZZ	On request	RFQ
MR93X-2Z 3.5 x 9 x 4 mm Bearing	3.5 mm	9 mm	4 mm	GCR15	ZZ	On request	RFQ
MR95-2Z 5 x 9 x 3 mm Bearing	5 mm	9 mm	3 mm	GCR15	ZZ	On request	RFQ
R 1-4 1.984 x 6.350 x 2.380 mm Deep Groove Ball Bearing	5/64 in 1.984 mm	1/4 in 6.350 mm	3/32 in 2.380 mm	GCR15	Open	On request	RFQ
R 1-4-2Z 1.984 x 6.350 x 3.571 mm Deep Groove Ball Bearing	5/64 in 1.984 mm	1/4 in 6.350 mm	9/64 in 3.571 mm	GCR15	ZZ	On request	RFQ
R 1-5 2.380 x 7.938 x 2.779 mm Deep Groove Ball Bearing	32 in 2.380 mm	16 in 7.938 mm	64 in 2.779 mm	GCR15		On request	RFQ
R 1-5-2Z 2.380 x 7.938 x 3.571 mm Deep Groove Ball Bearing	32 in 2.380 mm	16 in 7.938 mm	64 in 3.571 mm	GCR15	ZZ	On request	RFQ
R 133 2.380 x 4.763 x 1.588 mm Deep Groove Ball Bearing	32 in 2.380 mm	16 in 4.763 mm	16 in 1.588 mm	GCR15		On request	RFQ
R 133-2Z 2.380 x 4.763 x 2.380 mm Deep Groove Ball Bearing	32 in 2.380 mm	16 in 4.763 mm	32 in 2.380 mm	GCR15	ZZ	On request	RFQ
R144-2Z 3.175 x 6.35 x 2.779 mm Bearing	0.1250 in 3.175 mm	0.2500 in 6.35 mm	0.1094 in 2.779 mm	GCR15	ZZ	On request	RFQ
R156 4.763 x 7.938 x 2.779 mm Bearing	0.1875 in 4.763 mm	0.3125 in 7.938 mm	0.1094 in 2.779 mm	GCR15		On request	RFQ
R188-2RS 6.35 x 12.7 x 4.763 mm Bearing	0.2500 in 6.35 mm	0.5000 in 12.7 mm	0.1875 in 4.763 mm	GCR15	2RS	On request	RFQ
R2 3.175 x 9.525 x 3.967 mm Bearing	0.1250 in 3.175 mm	0.3750 in 9.525 mm	0.1562 in 3.967 mm	GCR15		On request	RFQ
R2-6 3.175 x 9.525 x 2.779 mm Bearing	0.1250 in 3.175 mm	0.3750 in 9.525 mm	0.1094 in 2.779 mm	GCR15		On request	RFQ
R2A 3.175 x 12.7 x 4.366 mm Bearing	0.1250 in 3.175 mm	0.5000 in 12.7 mm	0.1719 in 4.366 mm	GCR15		On request	RFQ
R3-2Z-W5/32 4.763 x 12.7 x 3 mm Bearing	0.1875 in 4.763 mm	0.5000 in 12.7 mm	0.0000 in 3 mm	GCR15	ZZ	On request	RFQ
R4A 6.35 x 19.05 x 5.558 mm Bearing	0.2500 in 6.35 mm	0.7500 in 19.05 mm	0.2188 in 5.558 mm	GCR15		On request	RFQ
R4A-2Z 6.35 x 19.05 x 7.142 mm Bearing	0.2500 in 6.35 mm	0.7500 in 19.05 mm	0.2812 in 7.142 mm	GCR15	ZZ	On request	RFQ
R6 9.525 x 22.225 x 5.558 mm Bearing	0.3750 in 9.525 mm	0.8750 in 22.225 mm	0.2188 in 5.558 mm	GCR15		On request	RFQ
S601X 1.5 x 6 x 2.5 mm Bearing	1.5 mm	6 mm	2.5 mm	Stainless Steel		On request	RFQ
S602 2 x 7 x 2.5 mm Bearing	2 mm	7 mm	2.5 mm	Stainless Steel		On request	RFQ
S602X-2Z 2.5 x 8 x 4 mm Bearing	2.5 mm	8 mm	4 mm	Stainless Steel	ZZ	On request	RFQ
S602X-2Z-W2.8 2.5 x 8 x 2.8 mm Bearing	2.5 mm	8 mm	2.8 mm	Stainless Steel	ZZ	On request	RFQ
S603 3 x 9 x 3 mm Bearing	3 mm	9 mm	3 mm	Stainless Steel		On request	RFQ
S603-2Z 3 x 9 x 5 mm Bearing	3 mm	9 mm	5 mm	Stainless Steel	ZZ	On request	RFQ
S608-2RSW6 8 x 22 x 6 mm Bearing	8 mm	22 mm	6 mm	Stainless Steel	2RS	On request	RFQ
S608/26-2RS 8 x 26 x 7 mm Bearing	8 mm	26 mm	7 mm	Stainless Steel	2RS	On request	RFQ
S633-2Z 3 x 13 x 5 mm Bearing	3 mm	13 mm	5 mm	Stainless Steel	ZZ	On request	RFQ
S634-2Z 4 x 16 x 5 mm Bearing	4 mm	16 mm	5 mm	Stainless Steel	ZZ	On request	RFQ
S636-2RS 6 x 22 x 7 mm Bearing	6 mm	22 mm	7 mm	Stainless Steel	2RS	On request	RFQ
S638-2RS 8 x 28 x 9 mm Bearing	8 mm	28 mm	9 mm	Stainless Steel	2RS	On request	RFQ
S672 2 x 4 x 1.2 mm Bearing	2 mm	4 mm	1.2 mm	Stainless Steel		On request	RFQ
S679 9 x 14 x 3 mm Bearing	9 mm	14 mm	3 mm	Stainless Steel		On request	RFQ
S681 1 x 3 x 1 mm Bearing	1 mm	3 mm	1 mm	Stainless Steel		On request	RFQ
S681X-2Z 1.5 x 4 x 2 mm Bearing	1.5 mm	4 mm	2 mm	Stainless Steel	ZZ	On request	RFQ
S682X-2Z 2.5 x 6 x 2.6 mm Bearing	2.5 mm	6 mm	2.6 mm	Stainless Steel	ZZ	On request	RFQ
S683 3 x 7 x 2 mm Bearing	3 mm	7 mm	2 mm	Stainless Steel		On request	RFQ
S684-2Z-W3.5 4 x 9 x 3.5 mm Bearing	4 mm	9 mm	3.5 mm	Stainless Steel	ZZ	On request	RFQ
S685 5 x 11 x 3 mm Bearing	5 mm	11 mm	3 mm	Stainless Steel		On request	RFQ
S686-2ZW4.5 6 x 13 x 4.5 mm Bearing	6 mm	13 mm	4.5 mm	Stainless Steel	ZZ	On request	RFQ
S688-2RS-W6 8 x 16 x 6 mm Bearing	8 mm	16 mm	6 mm	Stainless Steel	2RS	On request	RFQ
S688-2RSW4 8 x 16 x 4 mm Bearing	8 mm	16 mm	4 mm	Stainless Steel	2RS	On request	RFQ
S689 9 x 17 x 4 mm Bearing	9 mm	17 mm	4 mm	Stainless Steel		On request	RFQ
S689-2ZW6 9 x 17 x 6 mm Bearing	9 mm	17 mm	6 mm	Stainless Steel	ZZ	On request	RFQ
S691X 1.5 x 5 x 2 mm Bearing	1.5 mm	5 mm	2 mm	Stainless Steel		On request	RFQ
S692-2Z 2 x 6 x 3 mm Bearing	2 mm	6 mm	3 mm	Stainless Steel	ZZ	On request	RFQ
S692-2Z-W2.3 2 x 6 x 2.3 mm Bearing	2 mm	6 mm	2.3 mm	Stainless Steel	ZZ	On request	RFQ
S692X-2Z 2.5 x 7 x 3.5 mm Bearing	2.5 mm	7 mm	3.5 mm	Stainless Steel	ZZ	On request	RFQ
S695W5 5 x 13 x 5 mm Bearing	5 mm	13 mm	5 mm	Stainless Steel		On request	RFQ
S696A 6 x 16 x 5 mm Bearing	6 mm	16 mm	5 mm	Stainless Steel		On request	RFQ
S697-2RS 7 x 17 x 5 mm Bearing	7 mm	17 mm	5 mm	Stainless Steel	2RS	On request	RFQ
SF601X-2Z 1.5 x 6 x 3 mm Bearing	1.5 mm	6 mm	3 mm	Stainless Steel	ZZ	On request	RFQ
SF607-2RS 7 x 19 x 6 mm Bearing	7 mm	19 mm	6 mm	Stainless Steel	2RS	On request	RFQ
SF635-2Z 5 x 19 x 6 mm Bearing	5 mm	19 mm	6 mm	Stainless Steel	ZZ	On request	RFQ
SF682 2 x 5 x 1.5 mm Bearing	2 mm	5 mm	1.5 mm	Stainless Steel		On request	RFQ
SF682X 2.5 x 6 x 1.8 mm Bearing	2.5 mm	6 mm	1.8 mm	Stainless Steel		On request	RFQ
SF684 4 x 9 x 2.5 mm Bearing	4 mm	9 mm	2.5 mm	Stainless Steel		On request	RFQ
SF686 6 x 13 x 3.5 mm Bearing	6 mm	13 mm	3.5 mm	Stainless Steel		On request	RFQ
SF687 7 x 14 x 3.5 mm Bearing	7 mm	14 mm	3.5 mm	Stainless Steel		On request	RFQ
SF691 1 x 4 x 1.6 mm Bearing	1 mm	4 mm	1.6 mm	Stainless Steel		On request	RFQ
SF691X-2Z 1.5 x 5 x 2.6 mm Bearing	1.5 mm	5 mm	2.6 mm	Stainless Steel	ZZ	On request	RFQ
SF692X 2.5 x 7 x 2.5 mm Bearing	2.5 mm	7 mm	2.5 mm	Stainless Steel		On request	RFQ
SF693-2Z 3 x 8 x 4 mm Bearing	3 mm	8 mm	4 mm	Stainless Steel	ZZ	On request	RFQ
SFR 1-4 1.984 x 6.350 x 2.380 mm Flanged Bearing	5/64 in 1.984 mm	1/4 in 6.350 mm	3/32 in 2.380 mm	Stainless Steel	Open	On request	RFQ
SFR 1-4-2Z 1.984 x 6.350 x 3.571 mm Flanged Bearing	5/64 in 1.984 mm	1/4 in 6.350 mm	9/64 in 3.571 mm	Stainless Steel	ZZ	On request	RFQ
SFR 1-5 2.380 x 7.938 x 2.779 mm Flanged Bearing	32 in 2.380 mm	16 in 7.938 mm	64 in 2.779 mm	Stainless Steel		On request	RFQ
SFR 1-5-2Z 2.380 x 7.938 x 3.571 mm Flanged Bearing	32 in 2.380 mm	16 in 7.938 mm	64 in 3.571 mm	Stainless Steel	ZZ	On request	RFQ
SFR 133 2.380 x 4.763 x 1.588 mm Flanged Bearing	32 in 2.380 mm	16 in 4.763 mm	16 in 1.588 mm	Stainless Steel		On request	RFQ
SFR 133-2Z 2.380 x 4.763 x 2.380 mm Flanged Bearing	32 in 2.380 mm	16 in 4.763 mm	32 in 2.380 mm	Stainless Steel	ZZ	On request	RFQ
SFR144 3.175 x 6.35 x 2.38 mm Bearing	0.1250 in 3.175 mm	0.2500 in 6.35 mm	0.0937 in 2.38 mm	Stainless Steel		On request	RFQ
SFR155-2Z 3.967 x 7.938 x 3.175 mm Bearing	0.1562 in 3.967 mm	0.3125 in 7.938 mm	0.1250 in 3.175 mm	Stainless Steel	ZZ	On request	RFQ
SFR156 4.763 x 7.938 x 2.779 mm Bearing	0.1875 in 4.763 mm	0.3125 in 7.938 mm	0.1094 in 2.779 mm	Stainless Steel		On request	RFQ
SFR156-2TS 4.763 x 7.938 x 3.175 mm Bearing	0.1875 in 4.763 mm	0.3125 in 7.938 mm	0.1250 in 3.175 mm	Stainless Steel		On request	RFQ
SFR166-2TS 4.763 x 9.525 x 3.175 mm Bearing	0.1875 in 4.763 mm	0.3750 in 9.525 mm	0.1250 in 3.175 mm	Stainless Steel		On request	RFQ
SFR168-2TS 6.35 x 9.525 x 3.175 mm Bearing	0.2500 in 6.35 mm	0.3750 in 9.525 mm	0.1250 in 3.175 mm	Stainless Steel		On request	RFQ
SFR1810-2Z 7.938 x 12.7 x 3.967 mm Bearing	0.3125 in 7.938 mm	0.5000 in 12.7 mm	0.1562 in 3.967 mm	Stainless Steel	ZZ	On request	RFQ
SFR188-2Z 6.35 x 12.7 x 4.763 mm Bearing	0.2500 in 6.35 mm	0.5000 in 12.7 mm	0.1875 in 4.763 mm	Stainless Steel	ZZ	On request	RFQ
SFR2-5 3.175 x 7.938 x 2.779 mm Bearing	0.1250 in 3.175 mm	0.3125 in 7.938 mm	0.1094 in 2.779 mm	Stainless Steel		On request	RFQ
SFR2-5-2Z 3.175 x 7.938 x 3.571 mm Bearing	0.1250 in 3.175 mm	0.3125 in 7.938 mm	0.1406 in 3.571 mm	Stainless Steel	ZZ	On request	RFQ
SFR2-6-2Z 3.175 x 9.525 x 3.571 mm Bearing	0.1250 in 3.175 mm	0.3750 in 9.525 mm	0.1406 in 3.571 mm	Stainless Steel	ZZ	On request	RFQ
SFR3 4.763 x 12.7 x 3.967 mm Bearing	0.1875 in 4.763 mm	0.5000 in 12.7 mm	0.1562 in 3.967 mm	Stainless Steel		On request	RFQ
SFR3-2RS 4.763 x 12.7 x 4.978 mm Bearing	0.1875 in 4.763 mm	0.5000 in 12.7 mm	0.1960 in 4.978 mm	Stainless Steel	2RS	On request	RFQ
SFR3A-2Z 4.763 x 15.875 x 4.978 mm Bearing	0.1875 in 4.763 mm	0.6250 in 15.875 mm	0.1960 in 4.978 mm	Stainless Steel	ZZ	On request	RFQ
SFR4-2RS 6.35 x 15.875 x 4.978 mm Bearing	0.2500 in 6.35 mm	0.6250 in 15.875 mm	0.1960 in 4.978 mm	Stainless Steel	2RS	On request	RFQ
SMF104-2TS 4 x 10 x 4 mm Bearing	4 mm	10 mm	4 mm	Stainless Steel		On request	RFQ
SMF105-2Z 5 x 10 x 4 mm Bearing	5 mm	10 mm	4 mm	Stainless Steel	ZZ	On request	RFQ
SMF106 6 x 10 x 2.5 mm Bearing	6 mm	10 mm	2.5 mm	Stainless Steel		On request	RFQ
SMF126 6 x 12 x 3 mm Bearing	6 mm	12 mm	3 mm	Stainless Steel		On request	RFQ
SMF137 7 x 13 x 3 mm Bearing	7 mm	13 mm	3 mm	Stainless Steel		On request	RFQ
SMF148 8 x 14 x 3.5 mm Bearing	8 mm	14 mm	3.5 mm	Stainless Steel		On request	RFQ
SMF52-2Z 2 x 5 x 2.5 mm Bearing	2 mm	5 mm	2.5 mm	Stainless Steel	ZZ	On request	RFQ
SMF62-2Z 2 x 6 x 2.5 mm Bearing	2 mm	6 mm	2.5 mm	Stainless Steel	ZZ	On request	RFQ
SMF63 3 x 6 x 2 mm Bearing	3 mm	6 mm	2 mm	Stainless Steel		On request	RFQ
SMF72-2Z 2 x 7 x 3 mm Bearing	2 mm	7 mm	3 mm	Stainless Steel	ZZ	On request	RFQ
SMF83-2Z 3 x 8 x 3 mm Bearing	3 mm	8 mm	3 mm	Stainless Steel	ZZ	On request	RFQ
SMF93 3 x 9 x 2.5 mm Bearing	3 mm	9 mm	2.5 mm	Stainless Steel		On request	RFQ
SMF93-2Z 3 x 9 x 4 mm Bearing	3 mm	9 mm	4 mm	Stainless Steel	ZZ	On request	RFQ
SMR104 4 x 10 x 3 mm Bearing	4 mm	10 mm	3 mm	Stainless Steel		On request	RFQ
SMR105 5 x 10 x 3 mm Bearing	5 mm	10 mm	3 mm	Stainless Steel		On request	RFQ
SMR115-2Z 5 x 11 x 4 mm Bearing	5 mm	11 mm	4 mm	Stainless Steel	ZZ	On request	RFQ
SMR117 7 x 11 x 2.5 mm Bearing	7 mm	11 mm	2.5 mm	Stainless Steel		On request	RFQ
SMR128 8 x 12 x 2.5 mm Bearing	8 mm	12 mm	2.5 mm	Stainless Steel		On request	RFQ
SMR137-2Z 7 x 13 x 4 mm Bearing	7 mm	13 mm	4 mm	Stainless Steel	ZZ	On request	RFQ
SMR31 1 x 3 x 1.5 mm Bearing	1 mm	3 mm	1.5 mm	Stainless Steel		On request	RFQ
SMR41X-2Z 1.2 x 4 x 2.5 mm Bearing	1.2 mm	4 mm	2.5 mm	Stainless Steel	ZZ	On request	RFQ
SMR52 2 x 5 x 2 mm Bearing	2 mm	5 mm	2 mm	Stainless Steel		On request	RFQ
SMR72 2 x 7 x 2.8 mm Bearing	2 mm	7 mm	2.8 mm	Stainless Steel		On request	RFQ
SMR74 4 x 7 x 2 mm Bearing	4 mm	7 mm	2 mm	Stainless Steel		On request	RFQ

Technical Guide Materials, applications, selection notes, and internal reference links for this collection.

Miniature inch series bearings are used when compact rotating parts require inch-based dimensions rather than metric sizes. Buyers often review this collection for instruments, small motors, hobby equipment, dental or medical devices, rollers, automation mechanisms, model equipment, and OEM assemblies where the available space is small and the bearing number may use inch-series naming.

This collection is most useful when the buyer must confirm fractional bore size, outside diameter, width, flange detail, seal or shield type, material, noise level, and replacement interchange. Small bearings are easy to damage during handling or installation, so the application review should include mounting method, shaft condition, cleanliness, lubrication, and speed.

Common Applications

Miniature inch bearings are common in compact mechanisms where the shaft is small and the design follows inch dimensions. Typical uses include small fans, scanners, measuring devices, rollers, precision instruments, model wheels, hand tools, electronics-related mechanisms, and light-duty OEM assemblies.

They can be selected for low torque, compact support, and smooth rotation, but they should not be treated like heavy industrial bearings. Small raceways and small rolling elements make contamination, impact, misalignment, and installation damage more important. A bearing that looks correct by size can still fail if it is pressed through the wrong ring or exposed to dirt during assembly.

How To Choose

Start with the exact bearing marking if available. If not, measure the bore, outside diameter, and width carefully. For inch-series bearings, avoid rounding dimensions into metric equivalents too quickly. A part that is close to a metric size may still be an inch bearing and may not fit correctly if replaced by the nearest metric option.

Selection point	What to confirm
Dimension system	Inch bore, OD, width, and whether a metric equivalent is truly acceptable
Bearing style	Open, shielded, sealed, flanged, stainless, or low-noise miniature bearing
Closure	ZZ, 2RS, open, or special seal depending on drag and contamination
Material	Chrome steel, stainless steel, ceramic hybrid, or other option
Noise and torque	Important for instruments, motors, hobby equipment, and small rollers
Handling	Press method, shaft fit, housing fit, cleanliness, and packaging
Environment	Dry indoor use, dust, moisture, washdown, or chemical exposure

If the same application can use metric dimensions, compare metric miniature options before confirming the replacement path.

Material, Seal, Load, And Speed Notes

Chrome steel miniature inch bearings are commonly used in clean and protected equipment. Stainless steel may be better when the bearing is exposed to humidity, light corrosion risk, or clean-equipment requirements. Hybrid ceramic options can be considered for special speed or electrical conditions, but they should not be chosen only because they sound like an upgrade. Load, shock, installation method, and lubrication still control service life.

Seal choice is especially important in small bearings. A contact seal may help keep out contamination, but it can increase torque in a small motor or instrument. Metal shields may suit cleaner applications where low drag is important. Open bearings may be appropriate when the assembly has separate lubrication or enclosure protection.

Small bearings are sensitive to poor fits. Excessive press force, burrs, tilted installation, or contamination can create noise and heat immediately. If the bearing is used in a precision assembly, include the noise, torque, and handling requirements in the request.

Related pages include miniature bearings for the broader small-bearing family, metric ball bearings for millimeter-size alternatives, stainless steel bearings for corrosion-sensitive designs, and ceramic hybrid bearings where speed, electrical insulation, or special material behavior is part of the review.

RFQ Guidance

For a miniature inch bearing inquiry, send the bearing number, measured bore, OD, width, flange detail if any, seal or shield type, material, quantity, application, speed, noise requirement, and operating environment. Photos of the old bearing and the assembly position are useful when markings are unclear. CXE Bearing can then review whether the part should remain an inch-series miniature bearing or be compared with a metric, stainless, flanged, or special low-torque option.