29420ENSKThrust

Name: NSK 29420E Thrust Bearing
Brand: NSK
SKU: 29420E

29420E is a NSK thrust bearing, bore 100 mm, O.D. 210 mm, height 67 mm, dynamic rating 189,000 lbs. Dimensions, drawing, interchanges and price.

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Bore d100mm

Outside dia. D210mm

Overall width T67mm

Dynamic Cr189,000lbs

Static C0r540,000lbs

Speed1,600rpm

Weight10.297kg

Cr / C0r0.35

Mean dia. dm155mm

Original catalogue drawing - NSK catalogue, page 149

29420E NSK Thrust 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	100	3.937
D	Outside diameter	210	8.2677
T	Overall assembly width	67	2.6378
C	Cup / outer-ring width	32.995	1.299

Notes

Thrust bearing ratings are axial values Ca / Coa; T is the overall height. 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)	100
Bore d (in)	3.9370
Outside dia. D (mm)	210
Outside dia. D (in)	8.2677
Overall width T (mm)	67
Overall width T (in)	2.6378
Cup width C (in)	1.299
Bore d1 (in)	7.293
Outside dia. D1 (in)	5.669

Load ratings & speeds

Basic dynamic axial rating Ca (lbs)	189000
Basic static axial rating Coa (lbs)	540000
Limiting speed - oil (rpm)	1,600

Weight

Weight (kg)	10.297

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.098
Shaft shoulder da min (in)	6.890
Housing shoulder Da (in)	5.906

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 500 rpm
4	210,178	102	3,386
6	140,119	392	13,083
8	105,089	1,024	34,133
10	84,071	2,154	71,814
15	56,048	8,323	277,449

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 840,714 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.151 (dimensions) / p.152 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
29420	NSK	Thrust	100	210	67	840 kN	10.3

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
29320	NSK	Thrust	100	170	42	410 kN	3.6
29320E	NSK	Thrust	100	170	42	92,000 lbs	3.606
29420	NSK	Thrust	100	210	67	840 kN	10.3
51120	NSK	Thrust	100	135	25	19,300 lbs	0.962
51220	NSK	Thrust	100	150	38	30,200 lbs	2.25
51320	NSK	Thrust	100	170	55	53,600 lbs	4.98
51420X	NSK	Thrust	100	210	85	83,800 lbs	14.801
52220	NSK	Thrust	100	150	None	135 kN	4.54

Request a quotation for 29420E

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