B7211-C-T-P4SFAGPrecision / Angular Contact

Name: FAG B7211-C-T-P4S Precision / Angular Contact Bearing
Brand: FAG
SKU: B7211-C-T-P4S

B7211-C-T-P4S is a FAG precision / angular contact bearing, bore 55 mm, O.D. 100 mm, width 21 mm. Dimensions, drawing, interchanges and price.

High precision class

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Bore d55mm

Outside dia. D100mm

Width B21mm

Dynamic Cr46.5kN

Static C0r37.5kN

Limiting speed14,000rpm

Weight0.609kg

Cr / C0r1.24

Mean dia. dm77.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 284

B7211-C-T-P4S FAG Precision / Angular Contact 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	55	2.1654
D	Outside diameter	100	3.937
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)	55
Outside dia. D (mm)	100
Width B (mm)	21

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	10454
Basic static load rating Cor (lbs)	8430
Basic dynamic load rating Cr (N)	46500
Basic static load rating C0r (N)	37500
Fatigue limit load Cur (N)	2700
Limiting speed nG (rpm)	14,000
Effective load centre a (mm)	21

Weight

Weight (kg)	0.609

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	1.5
Chamfer r1 min (mm)	1.5
Shaft shoulder da (mm)	63
Housing shoulder Da (mm)	92
Housing fillet ra max (mm)	1.5
Housing fillet ra1 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	11,625	64	356
6	7,750	216	1,200
8	5,812	512	2,844
10	4,650	1,000	5,556
15	3,100	3,375	18,750

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 46,500 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.284 (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
1211	NSK	Ball	55	100	21	6,070 lbs	0.694
6211	NSK	Ball	55	100	21	9,760 lbs	0.617
7211B	NSK	Ball	55	100	21	9,920 lbs	0.635
BL211	NSK	Ball	55	100	21	12,800 lbs	0.662
211	NSK	Cylindrical Roller	55	100	21	13,000 lbs	0.653
NU211E	NSK	Cylindrical Roller	55	100	21	106 kN	0.669
HR30211	NSK	Tapered Roller	55	100	21	116 kN	0.736
HR30211J	NSK	Tapered Roller	55	100	21	21,200 lbs	0.735
7100	NSK	Precision / Angular Contact	55	100	21	78 kN	0.77
7211	NSK	Precision / Angular Contact	55	100	21	56 kN	0.613

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
11211-TVH	FAG	Ball	55	100	21	27 kN	1.13
1211-K-TVH-C3	FAG	Ball	55	100	21	27 kN	0.682
1211-TVH	FAG	Ball	55	100	21	27 kN	0.693
6211	FAG	Ball	55	100	21	46 kN	0.618
6211-2RSR	FAG	Ball	55	100	21	46 kN	0.632
6211-2Z	FAG	Ball	55	100	21	46 kN	0.632
QJ211-TVP	FAG	Ball	55	100	21	80 kN	0.697
QJ211-XL-TVP	FAG	Ball	55	100	21	81 kN	0.697

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
B7211-E-T-P4S	FAG	Precision / Angular Contact	55	100	21	44 kN	0.599

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
3211-B-2RSR-TVH	FAG	Precision / Angular Contact	55	100	33.3	58.5 kN	0.969
3211-B-TVH	FAG	Precision / Angular Contact	55	100	33.3	58.5 kN	0.954
3211-BD-XL-2HRS-TVH	FAG	Precision / Angular Contact	55	100	33.3	61 kN	0.933
3211-BD-XL-2Z-TVH	FAG	Precision / Angular Contact	55	100	33.3	61 kN	0.93
3211-BD-XL-TVH	FAG	Precision / Angular Contact	55	100	33.3	61 kN	0.94
3311-B-2RSR-TVH	FAG	Precision / Angular Contact	55	120	49.2	102 kN	2.35
3311-B-2Z-TVH	FAG	Precision / Angular Contact	55	120	49.2	102 kN	2.36
3311-B-TVH	FAG	Precision / Angular Contact	55	120	49.2	102 kN	2.32

Request a quotation for B7211-C-T-P4S

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