51116NSKThrust

Name: NSK 51116 Thrust Bearing
Brand: NSK
SKU: 51116

51116 is a NSK thrust bearing, bore 80 mm, O.D. 105 mm, height 19 mm, dynamic rating 10,100 lbs. Dimensions, drawing, interchanges and price.

Request a quote WhatsApp Email us Search the catalog

Bore d80mm

Outside dia. D105mm

Overall width T19mm

Dynamic Cr10,100lbs

Static C0r31,700lbs

Limiting speed2,200rpm

Weight0.417kg

Cr / C0r0.32

Mean dia. dm92.5mm

Original catalogue drawing - NSK catalogue, page 145

51116 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	80	3.1496
D	Outside diameter	105	4.1339
T	Overall assembly width	19	0.748

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)	80
Bore d (in)	3.1496
Outside dia. D (mm)	105
Outside dia. D (in)	4.1339
Overall width T (mm)	19
Overall width T (in)	0.7480

Load ratings & speeds

Basic dynamic axial rating Ca (lbs)	10100
Basic static axial rating Coa (lbs)	31700
Limiting speed - grease (rpm)	2,200
Limiting speed - oil (rpm)	3,400

Weight

Weight (kg)	0.417

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.039
Shaft shoulder da min (in)	3.743
Housing shoulder Da (in)	3.546

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 700 rpm
4	11,232	102	2,419
6	7,488	392	9,345
8	5,616	1,024	24,381
10	4,493	2,154	51,296
15	2,995	8,323	198,178

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 44,927 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
29416	NSK	Thrust	80	170	54	575 kN	5.55
29416E	NSK	Thrust	80	170	54	129,000 lbs	5.534
51216	NSK	Thrust	80	115	28	17,700 lbs	0.93
51316	NSK	Thrust	80	140	44	36,800 lbs	2.74
51416	NSK	Thrust	80	170	68	61,300 lbs	7.212
52316	NSK	Thrust	80	140	None	164 kN	5.39
52416	NSK	Thrust	80	170	None	272 kN	12.8
29415	NSK	Thrust	75	160	51	515 kN	4.65

Request a quotation for 51116

Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.

Online enquiry form richard@bearingsfit.com WhatsApp +86 156 2149 6516