51410NSKThrust

Name: NSK 51410 Thrust Bearing
Brand: NSK
SKU: 51410

51410 is a NSK thrust bearing, bore 50 mm, O.D. 110 mm, height 43 mm, dynamic rating 33,100 lbs. Dimensions, drawing, interchanges and price.

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Bore d50mm

Outside dia. D110mm

Overall width T43mm

Dynamic Cr33,100lbs

Static C0r64,800lbs

Limiting speed1,400rpm

Weight1.941kg

Cr / C0r0.51

Mean dia. dm80mm

Original catalogue drawing - NSK catalogue, page 145

51410 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	50	1.9685
D	Outside diameter	110	4.3307
T	Overall assembly width	43	1.6929

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)	50
Bore d (in)	1.9685
Outside dia. D (mm)	110
Outside dia. D (in)	4.3307
Overall width T (mm)	43
Overall width T (in)	1.6929

Load ratings & speeds

Basic dynamic axial rating Ca (lbs)	33100
Basic static axial rating Coa (lbs)	64800
Limiting speed - grease (rpm)	1,400
Limiting speed - oil (rpm)	2,200

Weight

Weight (kg)	1.941

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.059
Shaft shoulder da min (in)	3.388
Housing shoulder Da (in)	2.916

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 400 rpm
4	36,809	102	4,233
6	24,539	392	16,354
8	18,405	1,024	42,667
10	14,724	2,154	89,768
15	9,816	8,323	346,811

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 147,236 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.147 (dimensions) / p.148 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
51110	NSK	Thrust	50	70	14	6,530 lbs	0.154
51210	NSK	Thrust	50	78	22	11,000 lbs	0.376
51310	NSK	Thrust	50	95	31	21,900 lbs	0.93
52310	NSK	Thrust	50	95	None	97.5 kN	1.94
52410	NSK	Thrust	50	110	None	147 kN	3.59
51109	NSK	Thrust	45	65	14	6,300 lbs	0.142
51209	NSK	Thrust	45	73	20	10,800 lbs	0.31
51309	NSK	Thrust	45	85	28	18,000 lbs	0.672

Request a quotation for 51410

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