26882/26822NSKTapered Roller

Name: NSK 26882/26822 Tapered Roller Bearing
Brand: NSK
SKU: 26882/26822

26882/26822 is a NSK tapered roller bearing, bore 41.27 mm, O.D. 79.38 mm, width 25.4 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly

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Bore d41.27mm

Outside dia. D79.38mm

Width B25.4mm

Dynamic Cr16,200lbs

Static C0r20,900lbs

Weight0.526kg

Cr / C0r0.78

Mean dia. dm60.3mm

Original catalogue drawing - NSK catalogue, page 135

26882/26822 NSK Tapered Roller 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	41.275	1.625
D	Outside diameter	79.375	3.125
B	Inner-ring / bearing width	25.4	1
T	Overall assembly width	23.812	0.9375
C	Cup / outer-ring width	19.05	0.75
r	Chamfer (min)	3.556	0.14

Notes

Tapered roller bearings are cone / cup assemblies; cone and cup weights are listed separately and the total is their sum. 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)	41.275
Bore d (in)	1.6250
Outside dia. D (mm)	79.375
Outside dia. D (in)	3.1250
Width B (in)	1.0000
Overall width T (mm)	23.812
Overall width T (in)	0.9375
Cup width C (in)	0.7500

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	16200
Basic static load rating Cor (lbs)	20900
Effective centre a (in)	0.64

Weight

Cone weight (kg)	0.34
Cup weight (kg)	0.186
Total weight (kg)	0.526

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.14
Chamfer r1 (in)	0.03
Shaft shoulder da min (in)	2.80
Shaft shoulder da (in)	1.85
Housing shoulder Da (in)	2.91

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 500 rpm
4	18,015	102	3,386
6	12,010	392	13,083
8	9,008	1,024	34,133
10	7,206	2,154	71,814
15	4,804	8,323	277,449

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 72,061 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.137 (dimensions) / p.138 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
26882/26822	Timken	Tapered Roller	41.27	79.38	25.4	91.1 kN	0.52
26885/26822	Timken	Tapered Roller	41.27	79.38	25.4	91.1 kN	0.52

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
18590/18520	NSK	Tapered Roller	41.27	73.03	17.46	10,000 lbs	0.29
342/332	NSK	Tapered Roller	41.27	80	29.97	15,300 lbs	0.562
LM501349/LM501310	NSK	Tapered Roller	41.27	73.43	19.81	12,200 lbs	0.327
LM501349/LM501314	NSK	Tapered Roller	41.27	73.43	19.81	12,200 lbs	0.345
HR30208	NSK	Tapered Roller	40	80	18	78 kN	0.437
HR30208C	NSK	Tapered Roller	40	80	18	24,100 lbs	0.424
HR30208J	NSK	Tapered Roller	40	80	18	14,300 lbs	0.44
HR30308	NSK	Tapered Roller	40	90	23	111 kN	0.758

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