51117NSKThrust

Name: NSK 51117 Thrust Bearing
Brand: NSK
SKU: 51117

51117 is a NSK thrust bearing, bore 85 mm, O.D. 110 mm, height 19 mm, dynamic rating 10,400 lbs. Dimensions, drawing, interchanges and price.

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Bore d85mm

Outside dia. D110mm

Overall width T19mm

Dynamic Cr10,400lbs

Static C0r33,700lbs

Limiting speed2,200rpm

Weight0.44kg

Cr / C0r0.31

Mean dia. dm97.5mm

Original catalogue drawing - NSK catalogue, page 145

51117 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	85	3.3465
D	Outside diameter	110	4.3307
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)	85
Bore d (in)	3.3465
Outside dia. D (mm)	110
Outside dia. D (in)	4.3307
Overall width T (mm)	19
Overall width T (in)	0.7480

Load ratings & speeds

Basic dynamic axial rating Ca (lbs)	10400
Basic static axial rating Coa (lbs)	33700
Limiting speed - grease (rpm)	2,200
Limiting speed - oil (rpm)	3,200

Weight

Weight (kg)	0.44

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.039
Shaft shoulder da min (in)	3.940
Housing shoulder Da (in)	3.743

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 700 rpm
4	11,565	102	2,419
6	7,710	392	9,345
8	5,783	1,024	24,381
10	4,626	2,154	51,296
15	3,084	8,323	198,178

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 46,262 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
29317	NSK	Thrust	85	150	39	330 kN	2.7
29317E	NSK	Thrust	85	150	39	74,500 lbs	2.699
29417E	NSK	Thrust	85	180	58	142,000 lbs	6.532
29418	NSK	Thrust	85	190	60	695 kN	7.55
51217	NSK	Thrust	85	125	31	21,600 lbs	1.22
51317	NSK	Thrust	85	150	49	46,500 lbs	3.57
51417	NSK	Thrust	85	180	72	310 kN	8.72
51417X	NSK	Thrust	85	180	72	69,400 lbs	8.509

Request a quotation for 51117

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