29430ENSKThrust

Name: NSK 29430E Thrust Bearing
Brand: NSK
SKU: 29430E

29430E is a NSK thrust bearing, bore 150 mm, O.D. 300 mm, height 90 mm, dynamic rating 355,000 lbs. Dimensions, drawing, interchanges and price.

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Bore d150mm

Outside dia. D300mm

Overall width T90mm

Dynamic Cr355,000lbs

Static C0r1,100,000lbs

Speed1,100rpm

Weight27.216kg

Cr / C0r0.32

Mean dia. dm225mm

Original catalogue drawing - NSK catalogue, page 149

29430E 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	150	5.9055
D	Outside diameter	300	11.811
T	Overall assembly width	90	3.5433
C	Cup / outer-ring width	43.993	1.732

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)	150
Bore d (in)	5.9055
Outside dia. D (mm)	300
Outside dia. D (in)	11.8110
Overall width T (mm)	90
Overall width T (in)	3.5433
Cup width C (in)	1.732
Bore d1 (in)	10.472
Outside dia. D1 (in)	8.228

Load ratings & speeds

Basic dynamic axial rating Ca (lbs)	355000
Basic static axial rating Coa (lbs)	1100000
Limiting speed - oil (rpm)	1,100

Weight

Weight (kg)	27.216

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.118
Shaft shoulder da min (in)	9.843
Housing shoulder Da (in)	8.661

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 300 rpm
4	394,780	102	5,644
6	263,186	392	21,805
8	197,390	1,024	56,889
10	157,912	2,154	119,691
15	105,275	8,323	462,415

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 1,579,119 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
29430	NSK	Thrust	150	300	90	1580 kN	27.3

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
29330	NSK	Thrust	150	250	60	870 kN	-
29330E	NSK	Thrust	150	250	60	196,000 lbs	10.795
29430	NSK	Thrust	150	300	90	1580 kN	27.3
51130	NSK	Thrust	150	190	31	110 kN	-
51130X	NSK	Thrust	150	190	31	24,700 lbs	1.941
51230	NSK	Thrust	150	215	50	238 kN	6.09
51230X	NSK	Thrust	150	215	50	53,600 lbs	5.511
51330	NSK	Thrust	150	250	80	380 kN	17.3

Request a quotation for 29430E

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