21306-E1-XL-TVPBFAGSpherical Roller

Name: FAG 21306-E1-XL-TVPB Spherical Roller Bearing
Brand: FAG
SKU: 21306-E1-XL-TVPB

21306-E1-XL-TVPB is a FAG spherical roller bearing, bore 30 mm, O.D. 72 mm, width 19 mm. Dimensions, drawing, interchanges and price.

Polyamide cageX-life

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Bore d30mm

Outside dia. D72mm

Width B19mm

Dynamic Cr72kN

Static C0r63kN

Limiting speed12,000rpm

Weight0.386kg

Cr / C0r1.14

Mean dia. dm51mm

Original catalogue drawing - FAG Schaeffler HR 1, page 696

21306-E1-XL-TVPB FAG Spherical Roller bearing catalogue drawing

Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.

Scale cross-section

Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own dimensions for selection reference only - not a manufacturing or assembly drawing.

Dimension table (mm / inch)

Symbol	Dimension	mm	inch
d	Bore diameter	30	1.1811
D	Outside diameter	72	2.8346
B	Inner-ring / bearing width	19	0.748
r	Chamfer (min)	1.1	0.0433

Notes

Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.

Main dimensions

Bore d (mm)	30
Outside dia. D (mm)	72
Width B (mm)	19
Inner-ring shoulder dia. D1 (mm)	59.9

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	16186
Basic static load rating Cor (lbs)	14163
Basic dynamic load rating Cr (N)	72000
Basic static load rating C0r (N)	63000
Fatigue limit load Cur (N)	7000
Factor e	0.27
Factor Y0	2.43
Limiting speed nG (rpm)	12,000
Reference speed nB (rpm)	7,300

Weight

Weight (kg)	0.386

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	1.1
Shaft shoulder da (mm)	37
Housing shoulder Da (mm)	65
Housing fillet ra max (mm)	1

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 3,000 rpm
4	18,000	102	564
6	12,000	392	2,181
8	9,000	1,024	5,689
10	7,200	2,154	11,969
15	4,800	8,323	46,241

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 72,000 N. Hours = L₁₀ x 10⁶ / (60n). Life-modification factors for lubrication, contamination and temperature (a_ISO) are not included.

Source & traceability

Brand	FAG
Source catalogue	FAG / Schaeffler Rolling Bearings HR 1
Catalogue page	p.696 (dimensions)

Load ratings in newtons, fatigue limit load Cur, limiting speed nG and reference speed nB.

Interchange - same dimensions, other brands

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
1306	NSK	Ball	30	72	19	4,770 lbs	0.408
6306	NSK	Ball	30	72	19	5,990 lbs	0.345
7306B	NSK	Ball	30	72	19	6,550 lbs	0.358
BL306	NSK	Ball	30	72	19	7,410 lbs	0.363
306	NSK	Cylindrical Roller	30	72	19	8,690 lbs	0.358
NU306E	NSK	Cylindrical Roller	30	72	19	65.5 kN	0.409
HR30306	NSK	Tapered Roller	30	72	19	73 kN	0.403
HR30306C	NSK	Tapered Roller	30	72	19	12,700 lbs	0.39
HR30306J	NSK	Tapered Roller	30	72	19	13,400 lbs	0.404
HR31306	NSK	Tapered Roller	30	72	19	60.5 kN	0.393

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
1306-K-TVH-C3	FAG	Ball	30	72	19	21.7 kN	0.379
1306-TVH	FAG	Ball	30	72	19	21.7 kN	0.384
6306	FAG	Ball	30	72	19	29 kN	0.355
6306-2RSR	FAG	Ball	30	72	19	29 kN	0.365
6306-2Z	FAG	Ball	30	72	19	29 kN	0.363
6306-C	FAG	Ball	30	72	19	32 kN	0.328
6306-C-2BRS	FAG	Ball	30	72	19	32 kN	0.339
6306-C-2HRS	FAG	Ball	30	72	19	32 kN	0.34

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
20206-K-TVP-C3	FAG	Spherical Roller	30	62	16	28 kN	0.203
20206-TVP	FAG	Spherical Roller	30	62	16	28 kN	0.207
20306-TVP	FAG	Spherical Roller	30	72	19	48.5 kN	0.37
22206-E1-XL	FAG	Spherical Roller	30	62	20	64 kN	0.275
22206-E1-XL-K	FAG	Spherical Roller	30	62	20	64 kN	0.275
WS22206-E1-XL-2RSR	FAG	Spherical Roller	30	62	25	64 kN	0.4
20205-K-TVP-C3	FAG	Spherical Roller	25	52	15	24.1 kN	0.132
20205-TVP	FAG	Spherical Roller	25	52	15	24.1 kN	0.134

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