51322XNSKThrust

Name: NSK 51322X Thrust Bearing
Brand: NSK
SKU: 51322X

51322X is a NSK thrust bearing, bore 110 mm, O.D. 190 mm, height 63 mm, dynamic rating 63,500 lbs. Dimensions, drawing, interchanges and price.

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Bore d110mm

Outside dia. D190mm

Overall width T63mm

Dynamic Cr63,500lbs

Static C0r170,000lbs

Limiting speed9,000rpm

Weight7.18kg

Cr / C0r0.37

Mean dia. dm150mm

Original catalogue drawing - NSK catalogue, page 147

51322X 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	110	4.3307
D	Outside diameter	190	7.4803
T	Overall assembly width	63	2.4803

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)	110
Bore d (in)	4.3307
Outside dia. D (mm)	190
Outside dia. D (in)	7.4803
Overall width T (mm)	63
Overall width T (in)	2.4803

Load ratings & speeds

Basic dynamic axial rating Ca (lbs)	63500
Basic static axial rating Coa (lbs)	170000
Limiting speed - grease (rpm)	9,000
Limiting speed - oil (rpm)	1,300

Weight

Weight (kg)	7.18

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.079
Shaft shoulder da min (in)	6.225
Housing shoulder Da (in)	5.595

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 3,000 rpm
4	70,616	102	564
6	47,077	392	2,181
8	35,308	1,024	5,689
10	28,246	2,154	11,969
15	18,831	8,323	46,241

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 282,462 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
51322	NSK	Thrust	110	190	63	282 kN	7.55

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
29322	NSK	Thrust	110	190	48	530 kN	5.25
29322E	NSK	Thrust	110	190	48	120,000 lbs	5.262
29422	NSK	Thrust	110	230	73	1010 kN	-
29422E	NSK	Thrust	110	230	73	227,000 lbs	13.29
51122	NSK	Thrust	110	145	25	19,700 lbs	1.039
51222	NSK	Thrust	110	160	38	30,600 lbs	2.422
51322	NSK	Thrust	110	190	63	282 kN	7.55
51324	NSK	Thrust	110	210	70	330 kN	10.1

Request a quotation for 51322X

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