32005X Tapered Roller Bearing (Taper Roller Bearing), ISO 355

The 32005X tapered roller bearing (ISO 355) has a 25 mm bore, a 47 mm outside diameter and a width of 15 mm. Get it as simplified STEP files.

How these parts are made, and what the levels mean: read the method

• Also searched as: 32005X bearing
• Model id: iso355-32005x
• Standard: ISO 355 · size 32005X

Files

Part key	Simplified
iso355-32005x	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d	Bore diameter		25		25	nominal	L1
D	Outside diameter		47		47	nominal	L1
T	Total width		15		15	nominal	L1
B	Cone width		15		15	nominal	L1
C	Cup width		11.5		11.5	nominal	L1
r1	Cone back face chamfer dimension	0.6			0.6	single limit (min), modeled at the limit	L1
r3	Cup back face chamfer dimension	0.6			0.6	single limit (min), modeled at the limit	L1
d1	Cone back face rib diameter		37.5 ref		37.5	reference value	L0 (ref: one source)
Y	Axial load factor		1.39		1.39	nominal	L1
alpha	Cup half angle		16.05		16.05	nominal	L0 (nom: one source)

Drawing

As a PDF: CC-ISO355-SZ-32005X.pdf.

The 32005X tapered roller bearing beside the 30204 and the 30205

The 32005X is number 5 of the 16 ISO 355 tapered roller bearings published here, listed from 30202 to 30210.

• Bore diameter (d): 25 mm on the 32005X tapered roller bearing, against 20 mm on the 30204 and 25 mm on the 30205.
• Outside diameter (D): 47 mm on the 32005X tapered roller bearing, against 47 mm on the 30204 and 52 mm on the 30205.
• Total width (T): 15 mm on the 32005X tapered roller bearing, against 15.25 mm on the 30204 and 16.25 mm on the 30205.
• Cone width (B): 15 mm on the 32005X tapered roller bearing, against 14 mm on the 30204 and 15 mm on the 30205.
• Cup width (C): 11.5 mm on the 32005X tapered roller bearing, against 12 mm on the 30204 and 13 mm on the 30205.
• Cone back face chamfer dimension (r1): at least 0.6 mm on the 32005X tapered roller bearing, against at least 1 mm on the 30204 and at least 1 mm on the 30205.
• Cup back face chamfer dimension (r3): at least 0.6 mm on the 32005X tapered roller bearing, against at least 1 mm on the 30204 and at least 1 mm on the 30205.
• Cone back face rib diameter (d1): 37.5 mm (reference) on the 32005X tapered roller bearing, against 33.7 mm (reference) on the 30204 and 38 mm (reference) on the 30205.

Other sizes

• One size smaller: 30204 Tapered Roller Bearing (Taper Roller Bearing), ISO 355, 20 mm bore, 47 mm OD, 15.25 mm wide.
• One size larger: 30205 Tapered Roller Bearing (Taper Roller Bearing), ISO 355, 25 mm bore, 52 mm OD, 16.25 mm wide.

Documents

• CC-ISO355-DS-32005X.pdf: 32005X datasheet: values with levels, sources
• CC-ISO355-SZ-32005X.pdf: 32005X drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

nsk-tapered, ntn-bearingfinder-tapered, rule-iso355-cup-angle, skf-17000-tapered. Full citations: the method page and this size's datasheet.

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