51130XNSKThrust

Name: NSK 51130X Thrust Bearing
Brand: NSK
SKU: 51130X

51130X is a NSK thrust bearing, bore 150 mm, O.D. 190 mm, height 31 mm, dynamic rating 24,700 lbs. Dimensions, drawing, interchanges and price.

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Bore d150mm

Outside dia. D190mm

Overall width T31mm

Dynamic Cr24,700lbs

Static C0r90,400lbs

Limiting speed1,300rpm

Weight1.941kg

Cr / C0r0.27

Mean dia. dm170mm

Original catalogue drawing - NSK catalogue, page 147

51130X 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	190	7.4803
T	Overall assembly width	31	1.2205

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)	190
Outside dia. D (in)	7.4803
Overall width T (mm)	31
Overall width T (in)	1.2205

Load ratings & speeds

Basic dynamic axial rating Ca (lbs)	24700
Basic static axial rating Coa (lbs)	90400
Limiting speed - grease (rpm)	1,300
Limiting speed - oil (rpm)	1,900

Weight

Weight (kg)	1.941

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.039
Shaft shoulder da min (in)	6.856
Housing shoulder Da (in)	6.540

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 400 rpm
4	27,468	102	4,233
6	18,312	392	16,354
8	13,734	1,024	42,667
10	10,987	2,154	89,768
15	7,325	8,323	346,811

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 109,871 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.149 (dimensions) / p.150 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
51130	NSK	Thrust	150	190	31	110 kN	-

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
29430E	NSK	Thrust	150	300	90	355,000 lbs	27.216
51130	NSK	Thrust	150	190	31	110 kN	-
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 51130X

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