6919NSKBall

Name: NSK 6919 Ball Bearing
Brand: NSK
SKU: 6919

6919 is a NSK ball bearing, bore 95 mm, O.D. 130 mm, width 18 mm, dynamic rating 7,590 lbs. Dimensions, drawing, interchanges and price.

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Bore d95mm

Outside dia. D130mm

Width B18mm

Dynamic Cr7,590lbs

Static C0r7,480lbs

Limiting speed4,800rpm

Weight0.581kg

Cr / C0r1.01

Mean dia. dm112.5mm

Original catalogue drawing - NSK catalogue, page 23

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	95	3.7402
D	Outside diameter	130	5.1181
B	Inner-ring / bearing width	18	0.7087
r	Chamfer (min)	0.991	0.039

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)	95
Bore d (in)	3.7402
Outside dia. D (mm)	130
Outside dia. D (in)	5.1181
Width B (mm)	18
Width B (in)	0.7087

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	7590
Basic static load rating Cor (lbs)	7480
Limiting speed - grease (rpm)	4,800
Limiting speed - oil (rpm)	5,600
Factor f0	16.6

Weight

Weight (kg)	0.581

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.039
Shaft shoulder da min (in)	3.996
Shaft shoulder da max (in)	4.075
Housing shoulder Da max (in)	4.862

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,600 rpm
4	8,441	64	667
6	5,627	216	2,250
8	4,220	512	5,333
10	3,376	1,000	10,417
15	2,251	3,375	35,156

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 33,762 N. Hours = L₁₀ x 10⁶ / (60n). Life-modification factors for lubrication, contamination and temperature (a_ISO) are not included.

Source & traceability

Brand	NSK
Source catalogue	NSK inch product catalogue
Catalogue page	p.25 (dimensions) / p.26 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
B71919-C-T-P4S	FAG	Precision / Angular Contact	95	130	18	46.5 kN	0.576
B71919-E-T-P4S	FAG	Precision / Angular Contact	95	130	18	44 kN	0.575
HCB71919-C-T-P4S	FAG	Precision / Angular Contact	95	130	18	32 kN	0.58
HCB71919-E-T-P4S	FAG	Precision / Angular Contact	95	130	18	30.5 kN	0.58
HCS71919-C-T-P4S	FAG	Precision / Angular Contact	95	130	18	17 kN	0.615
HCS71919-E-T-P4S	FAG	Precision / Angular Contact	95	130	18	16 kN	0.614
HSS71919-C-T-P4S	FAG	Precision / Angular Contact	95	130	18	24.5 kN	0.615
HSS71919-E-T-P4S	FAG	Precision / Angular Contact	95	130	18	22.8 kN	0.614

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
7919A5	NSK	Precision / Angular Contact	95	130	18	8,930 lbs	0.59
7919C	NSK	Precision / Angular Contact	95	130	18	9,480 lbs	0.581

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
1219	NSK	Ball	95	170	32	70.5 kN	3.12
1319	NSK	Ball	95	200	45	142 kN	6.79
16019	NSK	Ball	95	145	16	47 kN	0.904
6019	NSK	Ball	95	145	24	13,600 lbs	1.211
6219	NSK	Ball	95	170	32	24,500 lbs	2.599
6319	NSK	Ball	95	200	45	34,400 lbs	5.67
6819	NSK	Ball	95	120	13	4,330 lbs	0.286
7219B	NSK	Ball	95	170	32	24,900 lbs	3.098

Request a quotation for 6919

Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.

Online enquiry form richard@bearingsfit.com WhatsApp +86 156 2149 6516