Solid Needle Roller Bearing - No Inner Ring (Part Numbers - CAD Download)

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■Features: These bearings have needle rollers and cages built into the machined outer ring, and are suitable for high-speed, high-load applications due to their high rigidity and high bearing accuracy.

Part Number

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Drawing / Specifications
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Part Numbers

Single Row Retainer Type
Shape BNK (d ≤ 12 mm)

Shape BRNA49/BRNA59
Shape BRNA69 (d ≤ 35 mm)
Shape BNK (d ≥ 14 mm)

Solid Needle Roller Bearing - No Inner Ring: Related Image

Double Row Retainer Type
Shape BRNA69 (d ≥ 40 mm)

Bearing Accuracy: JIS B 1514 Class 0

[!] An oil hole and groove are provided in the outer ring
to facilitate the lubrication of the bearing. (Except for shape NK with d < 12 mm)

[M]Material: EN 1.3505 Equiv.

Specification Table

Part Number

BNK5-10
BRNA6901

Part Number	d		D	B	r	Basic Load Rating		Allowable Rotational Speed rpm (Reference)	Relative Dimensions		Mass (g) (Reference)
						Cr (Dynamic) kN	Cor (Static) kN		dh (max.)	R (max.)
		Tolerance				Cr (Dynamic) kN	Cor (Static) kN		dh (max.)	R (max.)
BNK5-10	5	+0.018 +0.010	10	10	0.15	2.64	2.19	27000	6.5	0.15	3
BNK5-12	5		10	12		2.72	2.25	27000	6.5		4
BNK6-10	6		12	10		2.66	2.28	25000	7.5		5
BNK6-12	6		12	12		3.40	3.15	25000	7.5		6
BNK8-12	8	+0.022 +0.013	15		0.30	4.00	4.10	21000	9.5	0.3	9
BNK9-12	9		16			4.55	5.00	20000	10.5		10
BNK9-16	9		16	16		5.50	6.40	20000	10.5		13
BNK10-12	10		17	12		4.55	5.10	19000	11.5		10
BNK10-16	10		17	16		5.45	6.45	19000	11.5		13
BNK12-12	12	+0.027 +0.016	19	12		5.00	6.10	17000	13.5		13
BNK12-16	12		19	16		6.00	7.70	17000	13.5		16
BNK14-16	14		22	16		10.30	11.50	16000	20.0		21
BNK14-20	14		22	20		13.00	15.60	16000	20.0		26
BNK15-16	15		23	16		10.90	12.70	15000	21.0		22
BNK15-20	15		23	20		13.80	17.20		21.0		27
BNK16-16	16		24	16		12.20	14.90		22.0		22
BNK16-20				20		14.60	18.80				28
BRNA6901				22		15.40	20.00				31
BNK17-16	17		25	16		12.10	15.00		23.0		24
BNK17-20	17		25	20		15.40	20.40		23.0		30
BNK18-16	18		26	16		12.70	16.20	14000	24.0		25
BNK19-16	19	+0.033 +0.020	27	16		13.30	17.40		25.0		26
BNK19-20	19		27	20		16.00	22.20		25.0		32
BNK20-16	20		28	16		13.20	17.50	13000	26.0		27
BNK20-20				20		16.70	23.80				34
BRNA6902				23		17.60	25.30				40
BNK21-16	21	+0.033 +0.020	29	16	0.30	13.70	18.70	13000	27.0	0.3	28
BNK21-20	21		29	20		17.40	25.40	13000	27.0		35
BNK22-16	22		30	16		14.20	19.90	12000	28.0		34
BNK22-20				20		18.00	27.00				37
BRNA6903				23		18.20	27.20				42
BNK24-16	24		32	16		15.20	22.30	11000	30.0		32
BNK24-20	24		32	20		18.60	28.00		30.0		40
BNK25-16	25		33	16		15.10	22.40		31.0		33
BNK25-20			33	20		19.20	30.50		31.0		42
BRNA4904			37	17		21.30	25.50		35.0		52
BRNA5904				23		28.40	37.00				84
BRNA6904				30		36.50	50.50				100
BNK26-16	26		34	16		15.60	23.60	10000	32.0		34
BNK26-20	26		34	20		19.10	30.50	10000	32.0		42
BNK28-20	28		37	20		22.30	34.00	9500	35.0		52
BNK28-30			37	30		26.70	48.00		35.0		82
BRNA49-22			39	17		23.20	29.30		37.0		50
BNK29-20	29		38	20		22.20	34.00		36.0		54
BNK29-30	29		38	30		27.50	50.50		36.0		84
BNK30-30	30		40	30		33.00	57.00	8500	38.0		98
BRNA5905			42	23		30.50	43.00		40.0		101
BRNA6905			42	30		41.50	63.00		40.0		112
BRNA59-28	32	+0.041 +0.025	45	23		32.00	45.50		43.0		108
BNK35-20	35			20		24.80	41.50	7500			74
BNK35-30				30		36.00	66.50				112
BRNA4906			47	17		25.50	35.50		45.0		69
BRNA5906				23		32.50	48.50				108
BRNA6906				30		42.50	67.50				126
BNK40-20	40		50	20		26.40	47.00	6500	48.0		83
BNK40-30			50	30		38.50	76.00				125
BRNA49-32			52	20	0.60	31.50	47.50			0.6	89
BRNA59-32			52	27		38.00	61.00				149
BRNA4907	42		55	20		32.00	50.00		51.0		107
BRNA5907				27		39.00	64.50				176
BRNA6907				36		49.00	86.50				193
BNK45-20	45			20	0.30	28.00	52.50	6000	53.0	0.3	92
BNK45-30	45			30	0.30	41.00	85.50	6000	53.0	0.3	139
BRNA4908	48		62	22	0.60	43.50	66.50	5500	58.0	0.6	140
BRNA5908				30		53.00	92.50				225
BRNA6908				40		67.00	116.00				256
BNK50-25	50			25		38.50	74.50				158

[!] kgf = N × 0.101972

Part Number:

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Part Number
BRNA6902
BRNA6903
BRNA6904
BRNA6905
BRNA6906
BRNA6907
BRNA6908

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	I.D. d (mm)	O.D. D (mm)	Width B (or T) (mm)	Number of Raceway Ring Rows	Allowable Rotational Speed (1/min)	Basic Load Rating, Dynamic Rating (Ca) (N)	Basic Load Rating, Static Rating (Coa) (N)
23.72 €	1	Available	5 Days	20	28	23	Single Row	13000	17600	25300
26.74 €	1	Available	5 Days	22	30	23	Single Row	12000	18200	27200
31.01 €	1	Available	5 Days	25	37	30	Single Row	11000	36500	50500
33.85 €	1	Available	5 Days	30	42	30	Single Row	8500	41500	63000
39.02 €	1	Available	5 Days	35	47	30	Single Row	7500	42500	67500
44.65 €	1	Available	5 Days	42	55	36	Double Row	6500	49000	86500
51.68 €	1	Available	5 Days	48	62	40	Double Row	5500	67000	116000

Basic information

Raceway Ring Shape	Needle Roller	Inner/Outer Race Material	EN 1.3505 Equiv.	Precision (JIS)	Class 0
Size Standards	Metric Series	Specifications	Standard	Rolling Element Material	EN 1.3505 Equiv.

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Basic Attributes

I.D. d(mm)
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O.D. D(mm)
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Width B (or T)(mm)
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Number of Raceway Ring Rows
- Single Row
- Double Row
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Type
- BNK□-□□
- BNK□□-□□
- BRNA□□-□□
- BRNA□□□□
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