DANA Closed bearing eye – series 687/688

Closed bearing eyes
Compact design
Low maintenance
Plastic-coated splines
Operating angle up to 25°, partly up to 44°
NOTE: Hole patterns not optional. Each driveshaft size has a specific hole pattern.

Category: DANA

DANA Closed bearing eye - series 687/688

Torque Range TCS : From 2,4 to 35 kNm
Flange diameter : From 100 mm to 225 mm
Field of application
- Railway vehicles
- Rolling mill plants
- Marine drives
- General machinery construction plants

Shaft size		687/688.15	687/688.20	687/688.25	687/688.30		687/688.35		687/688.40
T_CS	kNm	2.4	3.5	5	6.5		10		14
T_DW	kNm	0.7	1.0	1.6	1.9		2.9		4.4
L_C	–	1.79 x 10^-4	5.39 x 10^-4	1.79 x 10^-3	2.59 x 10^-3		0.0128		0.0422
β	<) °	25	25	25	25		25		25	44	25	44
A	mm	100	120	120	120	150	150	180	150	150	180	180
K	mm	90	98	113	127	127	144	144	160	160	160	160
B ±0.1mm	mm	84	101.5	101.5	101.5	130	130	155.5	130	130	155.5	155.5
C H7	mm	57	75	75	75	90	90	110	90	90	110	110
F¹)	mm	2.5	2.5	2.5	2.5	3	3	3	3	3	3	3
G	mm	7	8	8	8	10	10	12	10	10	12	12
H +0.2mm	mm	8.25	10.25	10.25	10.25	12.25	12.1	14.1	12.1	12.1	14.1	14.1
I²)	–	6	8	8	8	8	8	8	8	8	8	8
M	mm	48	54	70	72	78	95	90	102	102	102	102
S	mm	63.5 x 2.4	76.2 x 2.4	89 x 2.4	90 x 3	90 x 3	100 x 3	100 x 3	120 x 3	100 x 4.5	120 x 3	100 x 4.5
W DIN 5480	mm	36 x 1.5	40 x 1.5	45 x 1.5	48 x 1.5	48 x 1.5	54 x 1.5	54 x 1.5	62 x 1.75

T_cs : Functional limit torque* : If the permissible function limit torque T_CS is to ne fully uitilized, the flange connection (e.g., witth dowel pins) must be reinforced. Yieid torque 30% over T_CS
T_DW : Reversing fatigue torque*
L_C : Bearing capacity factor* : See specifications of driveshafts.
β : Maximum deflection angle per joint
Tubular shaft with welded-on balancing plates have lower fatigues TDW
1 Effective spigot depth
2 Number of flange holes

Design	Shaft size		687/688.15	687/688.20	687/688.25	687/688.30		687/688.35		687/688.40
0.02	L_{z min}	mm	346	379	458	492	504	582	572	586	693	586	693
	L_a	mm	60	70	100	110	110	110	1100	110	180	110	180
	G	kg	5.7	8.4	12.0	13	14.2	24.0	25.6	28.7	30.3	29.4	30.9
	G_R	kg	3.62	4.37	5.13	6.44	6.44	7.18	7.18	8.66	10.6	8.66	10.6
	Jm	kgm²	0.0043	0.0089	0.0144	0.0245	0.0245	0.043	–	0.0676	0.0706	0.0776	0.0806
	Jm_R	kgm²	0.0034	0.0059	0.0096	0.0122	0.0122	0.169	0.0169	0.0296	0.242	0.296	0.0242
	C	Nm/rad.	0.26 x 10⁵	0.86 x 10⁵	1.44 x 10⁵	1.74 x 10⁵	1.74 x 10⁵	1.81 x 10⁵	–	2.17 x 10⁵	1.61 x 10⁵	2.17 x 10⁵	1.61 x 10⁵
	C_R	Nm/rad	0.34 x 10⁵	0.60 x 10⁵	0.98 x 10⁵	1.25 x 10⁵	1.25 x 10⁵	1.72 x 10⁵	1.72 x 10⁵	3.02 x 10⁵	2.47 x 10⁵	3.02 x 10⁵	2.47 x 10⁵
0.03	L_{f min}	mm	221	239	282	310	322	379	369	423	449	423	449
	G	kg	4.1	5.8	8.6	8.6	9.8	18.0	19.6	22.8	21.0	23.4	21.6
	Jm	kgm²	0.0038	0.0085	0.0129	0.0238	0.0238	0.04	–	0.066	0.0628	0.076	0.0728
	C	Nm/rad	0.44 x 10⁵	0.8 x 10⁵	1.44 x 10⁵	1.74 x 10⁵	1.74 x 10⁵	1.81 x 10⁵	–	3.35 x 10⁵	2.78 x 10⁵	3.35 x 10⁵	2.78 x 10⁵
9.01	L_{z min}	mm	296	322	361	379	391	510	500	505	525	505	525
	L_{a min}	mm	38	41	36	36	36	70	70	70	60	70	60
	L_{z max}	mm	348	381	425	453	465	550	540	545	645	545	645
	L_{a max}	mm	90	100	100	110	110	110	110	110	180	110	180
9.03	L_{z min}	mm	245	274	313	331	343	419	409	441	–	441	–
	L_{a min}	mm	25	27	28	29	29	45	45	45	–	45	–
	L_{z max}	mm	280	317	355	397	409	484	474	506	–	506	–
	L_{a max}	mm	60	70	70	95	95	110	110	110	–	110	–
9.04	L_{f min}	mm	192	216	280	288	312	380	360	408	408	408	408

Shaft size		687/688.45			687/688.55			687/688.65
T_CS	kNm	17			25			35
T_DW	kNm	5.1			7.3			11
L_C	–	0.13			0.29			0.82
β	<) °	25	35	25	25	35	25	25	25
A	mm	180	180	225	180	180	225	180	225
K	mm	174	174	174	178	178	178	204	204
B ±0.1mm	mm	155.5	155.5	196	155.5	155.5	196	155.5	196
C H7	mm	110	110	140	110	110	140	110	140
F¹)	mm	3	3	5	3	3	5	3	5
G	mm	12	12	15	14	14	15	15	15
H +0.2mm	mm	14.1	14.1	16.1	16.1	16.1	16.1	16.1	16.1
I²)	–	8	8	8	10	10	8	10	8
M	mm	95	95	90	115	115	95	110	110
S	mm	120 x 4	110 x 5	120 x 4	120 x 6	120 x 6	120 x 6	142 x 6	142 x 6
W DIN 5480	mm	68 x 1.75			78 x 2			88 x 2.5

T_cs : Functional limit torque* : If the permissible function limit torque T_CS is to ne fully uitilized, the flange connection (e.g., witth dowel pins) must be reinforced. Yieid torque 30% over T_CS
T_DW : Reversing fatigue torque*
L_C : Bearing capacity factor* : See specifications of driveshafts.
β : Maximum deflection angle per joint
Tubular shaft with welded-on balancing plates have lower fatigues TDW
1 Effective spigot depth
2 Number of flange holes

Design	Shaft size		687/688.45			687/688.55			687/688.65
0.02	L_{z min}	mm	595	703	585	662	681	622	686	686
	L_a	mm	110	180	110	110	110	110	110	110
	G	kg	35.7	38.4	37.7	44.0	49.2	47.0	60.6	64.6
	G_R	kg	11.44	12.95	11.44	16.87	16.87	16.87	20.12	20.12
	Jm	kgm²	0.1002	0.1242	0.1342	0.131	–	0.151	0.2224	0.2614
	Jm_R	kgm²	0.0385	0.358	0.0385	0.055	–	0.055	0.0932	0.0932
	C	Nm/rad.	3.10 x 10⁵	2.18 x 10⁵	3.10 x 10⁵	4.05 x 10⁵	–	4.05 x 10⁵	5.63 x 10⁵	5.63 x 10⁵
	C_R	Nm/rad	3.93 x 10⁵	3.65 x 10⁵	3.93 x 10⁵	5.60 x 10⁵	5.60 x 10⁵	5.60 x 10⁵	9.50 x 10⁵	9.50 x 10⁵
0.03	L_{f min}	mm	425	425	415	475	495	435	491	491
	G	kg	28.0	27.8	30	33.1	–	36.1	47.3	51.3
	Jm	kgm²	0.0954	0.0976	0.1294	0.1176	–	0.1376	0.2032	0.2422
	C	Nm/rad	4.82 x 10⁵	3.71 x 10⁵	4.82 x 10⁵	5.39 x 10⁵	–	5.39 x 10⁵	7.17 x 10⁵	7.17 x 10⁵
9.01	L_{z min}	mm	517	538	507	587	606	547	601	601
	L_{a min}	mm	70	60	70	70	70	70	70	70
	L_{z max}	mm	557	658	547	617	636	577	641	641
	L_{a max}	mm	110	180	110	100	100	100	110	110
9.03	L_{z min}	mm	447	–	437	513	–	473	524	524
	L_{a min}	mm	50	–	50	50	–	50	50	50
	L_{z max}	mm	507	–	497	563	–	523	584	584
	L_{a max}	mm	110	–	110	110	–	110	110	110
9.04	L_{f min}	mm	380	380	360	460	460	380	440	440