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This product is regulated by the following standards:

DIN 6881

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Taper Key Torque Transmission; Saddle Keys

This product is regulated by the following standards:

DIN 6881

Standard DIN 6881

Taper Key Torque Transmission; Saddle Keys, Dimensions and Application

Dimensions in mm - source Din 6881 1956
key width b h9	8	10	12	14	16	18	20	22	25	28	32	36
key heigth h nom	3.5	4	4	4.5	5	5	6	7	7	7.5	8.5	9
for shaft diameters d (over÷to)	22÷30	30÷38	38÷44	44÷50	50÷58	58÷65	65÷75	75÷85	85÷95	95÷110	110÷130	130÷150
groove width b D 10	8	10	12	14	16	18	20	22	25	28	32	36
radius r1	15	19	22	25	29	33	38	43	48	55	65	75
groove depth t2	3.2	3.7	3.7	4	4.5	4.5	5.5	6.5	6.4	6.9	7.9	8.4

Din 6881 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm³) - commercial items
key width b	8	10	12	14	16	18	20	22	25	28	32	36
key heigth h	3.5	4	4	4.5	5	5	6	7	7	7.5	8.5	9
nominal length l
20	4.65
22	5.10
25	5.77	8.28
28	6.43	9.25
32	7.32	10.5	12.8
36	8.18	11.8	14.3
40	9.05	13	15.8	21.1
45	10.1	14.6	17.7	23.6	30.1
50	11.2	16.1	19.5	26.1	33.2	38.1
56	12.4	17.9	21.7	29.1	37	42.4	56.4
63	13.8	19.9	24.3	32.4	41.3	47.4	63.2	80.8
70	15.2	22	26.8	35.8	45.7	52.3	69.7	89.5	103
80	17.1	24.8	30.2	40.5	51.7	59.2	79.2	102	117	142
90	18.9	27.5	33.5	45.1	57.6	66.2	88.3	113	130	158	204
100		30.2	36.7	49.4	63.4	72.7	97.3	125	144	175	226	271
110		32.8	40	53.8	69	79.3	106	137	157	191	247	297
125			44.5	60.2	77.3	88.7	119	154	177	215	278	334
140			48.8	66.2	85.2	98	132	170	196	238	309	371
160				73.6	95.3	110	148	192	221	269	349	420
180					105	121	164	213	245	299	388	468
200						131	179	233	268	328	426	513
220							193	252	291	356	464	558
250								281	323	396	517	625
280									354	433	568	687
315										475	625	758
355											687	834
400												915

Taper Key Torque Transmission; Saddle Keys

Dimensions in mm - source Din 6881 1956
key width b h9	8	10	12	14	16	18	20	22	25	28	32	36
key heigth h nom	3.5	4	4	4.5	5	5	6	7	7	7.5	8.5	9
for shaft diameters d (over÷to)	22÷30	30÷38	38÷44	44÷50	50÷58	58÷65	65÷75	75÷85	85÷95	95÷110	110÷130	130÷150
groove width b D 10	8	10	12	14	16	18	20	22	25	28	32	36
radius r1	15	19	22	25	29	33	38	43	48	55	65	75
groove depth t2	3.2	3.7	3.7	4	4.5	4.5	5.5	6.5	6.4	6.9	7.9	8.4

Din 6881 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm³) - commercial items
key width b	8	10	12	14	16	18	20	22	25	28	32	36
key heigth h	3.5	4	4	4.5	5	5	6	7	7	7.5	8.5	9
nominal length l
20	4.65
22	5.10
25	5.77	8.28
28	6.43	9.25
32	7.32	10.5	12.8
36	8.18	11.8	14.3
40	9.05	13	15.8	21.1
45	10.1	14.6	17.7	23.6	30.1
50	11.2	16.1	19.5	26.1	33.2	38.1
56	12.4	17.9	21.7	29.1	37	42.4	56.4
63	13.8	19.9	24.3	32.4	41.3	47.4	63.2	80.8
70	15.2	22	26.8	35.8	45.7	52.3	69.7	89.5	103
80	17.1	24.8	30.2	40.5	51.7	59.2	79.2	102	117	142
90	18.9	27.5	33.5	45.1	57.6	66.2	88.3	113	130	158	204
100		30.2	36.7	49.4	63.4	72.7	97.3	125	144	175	226	271
110		32.8	40	53.8	69	79.3	106	137	157	191	247	297
125			44.5	60.2	77.3	88.7	119	154	177	215	278	334
140			48.8	66.2	85.2	98	132	170	196	238	309	371
160				73.6	95.3	110	148	192	221	269	349	420
180					105	121	164	213	245	299	388	468
200						131	179	233	268	328	426	513
220							193	252	291	356	464	558
250								281	323	396	517	625
280									354	433	568	687
315										475	625	758
355											687	834
400												915

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