21307-E1-XL-K-TVPBFAGSpherical Roller

Name: FAG 21307-E1-XL-K-TVPB Spherical Roller Bearing
Brand: FAG
SKU: 21307-E1-XL-K-TVPB

21307-E1-XL-K-TVPB is a FAG spherical roller bearing, bore 35 mm, O.D. 80 mm, width 21 mm. Dimensions, drawing, interchanges and price.

Tapered borePolyamide cageX-life

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Bore d35mm

Outside dia. D80mm

Width B21mm

Dynamic Cr83kN

Static C0r74kN

Limiting speed10,900rpm

Weight0.496kg

Cr / C0r1.12

Mean dia. dm57.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 756

21307-E1-XL-K-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	35	1.378
D	Outside diameter	80	3.1496
B	Inner-ring / bearing width	21	0.8268
r	Chamfer (min)	1.5	0.0591

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)	35
Outside dia. D (mm)	80
Width B (mm)	21
Inner-ring shoulder dia. D1 (mm)	66.6

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	18659
Basic static load rating Cor (lbs)	16636
Basic dynamic load rating Cr (N)	83000
Basic static load rating C0r (N)	74000
Fatigue limit load Cur (N)	8100
Factor e	0.26
Factor Y0	2.5
Limiting speed nG (rpm)	10,900
Reference speed nB (rpm)	6,800

Weight

Weight (kg)	0.496

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	1.5
Shaft shoulder da (mm)	44
Shaft shoulder db (mm)	39
Housing shoulder Da (mm)	71
Housing fillet ra max (mm)	1.5

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 3,000 rpm
4	20,750	102	564
6	13,833	392	2,181
8	10,375	1,024	5,689
10	8,300	2,154	11,969
15	5,533	8,323	46,241

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 83,000 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.756 (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
1307	NSK	Ball	35	80	21	5,620 lbs	0.535
6307	NSK	Ball	35	80	21	7,490 lbs	0.458
7307B	NSK	Ball	35	80	21	7,830 lbs	0.476
BL307	NSK	Ball	35	80	21	9,850 lbs	0.485
307	NSK	Cylindrical Roller	35	80	21	11,100 lbs	0.449
NU307E	NSK	Cylindrical Roller	35	80	21	82 kN	0.545
HR30307	NSK	Tapered Roller	35	80	21	93.5 kN	0.538
HR30307C	NSK	Tapered Roller	35	80	21	15,300 lbs	0.508
HR30307J	NSK	Tapered Roller	35	80	21	17,100 lbs	0.54
HR31307	NSK	Tapered Roller	35	80	21	76.5 kN	0.52

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
1307-K-TVH-C3	FAG	Ball	35	80	21	25.5 kN	0.5
1307-TVH	FAG	Ball	35	80	21	25.5 kN	0.507
6307	FAG	Ball	35	80	21	33.5 kN	0.471
6307-2RSR	FAG	Ball	35	80	21	33.5 kN	0.483
6307-2Z	FAG	Ball	35	80	21	33.5 kN	0.481
6307-C	FAG	Ball	35	80	21	37 kN	0.434
6307-C-2BRS	FAG	Ball	35	80	21	37 kN	0.447
6307-C-2HRS	FAG	Ball	35	80	21	37 kN	0.449

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
21307-E1-XL-TVPB	FAG	Spherical Roller	35	80	21	83 kN	0.503

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
20207-K-TVP-C3	FAG	Spherical Roller	35	72	17	41 kN	0.296
20207-TVP	FAG	Spherical Roller	35	72	17	41 kN	0.301
20307-TVP	FAG	Spherical Roller	35	80	21	58 kN	0.493
22207-E1-XL	FAG	Spherical Roller	35	72	23	89 kN	0.434
22207-E1-XL-K	FAG	Spherical Roller	35	72	23	89 kN	0.434
WS22207-E1-XL-2RSR	FAG	Spherical Roller	35	72	28	89 kN	0.6
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

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