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Keyway, Key Details: Extract Page 1

The document provides specifications for keyways used to connect shafts and hubs. It includes charts specifying the minimum dimensions for keyways of different sizes, including the width of both the hub and shaft keyways, as well as related dimensions like the total depth and depth below the keyseat. The keyway dimensions are specified based on the diameter or size of the connecting part.

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69 views1 page

Keyway, Key Details: Extract Page 1

The document provides specifications for keyways used to connect shafts and hubs. It includes charts specifying the minimum dimensions for keyways of different sizes, including the width of both the hub and shaft keyways, as well as related dimensions like the total depth and depth below the keyseat. The keyway dimensions are specified based on the diameter or size of the connecting part.

Uploaded by

ham ni
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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DIN 6885 Keyway, key details

Extract Page 1 heavy type

d b P9 / JS9 b P9 / N9 h t1 = d + t 2 t2 t3 = d – t4 t4
Hub keyway Shaft keyway
 6  2  2 2  7 1   +0,1  4,8 1,2 +0,1
 7  2  2 2  8 1   +0,1  5,8 1,2 +0,1
 8  2  2 2  9 1   +0,1  6,8 1,2 +0,1
 9  3  3 3 10,4 1,4 +0,1  7,2 1,8 +0,1
10  3  3 3 11,4 1,4 +0,1  8,2 1,8 +0,1
11  4  4 4 12,8 1,8 +0,1  8,5 2,5 +0,1
12  4  4 4 13,8 1,8 +0,1  9,5 2,5 +0,1
13  5  5 5 15,3 2,3 +0,1 10 3   +0,1
14  5  5 5 16,3 2,3 +0,1 11 3   +0,1
15  5  5 5 17,3 2,3 +0,1 12 3   +0,1
16  5  5 5 18,3 2,3 +0,1 13 3   +0,1
17  5  5 5 19,3 2,3 +0,1 14 3   +0,1
18  6  6 6 20,8 2,8 +0,1 14,5 3,5 +0,1
20  6  6 6 22,8 2,8 +0,1 16,5 3,5 +0,1
22  6  6 6 24,8 2,8 +0,1 18,5 3,5 +0,1
24  8  8 7 27,3 3,3 +0,1 20 4   +0,2
25  8  8 7 28,3 3,3 +0,2 21 4   +0,2
26  8  8 7 29,3 3,3 +0,2 22 4   +0,2
28  8  8 7 31,3 3,3 +0,2 24 4   +0,2
30  8  8 7 33,3 3,3 +0,2 26 4   +0,2
32 10 10 8 35,3 3,3 +0,2 27 5   +0,2
34 10 10 8 37,3 3,3 +0,2 29 5   +0,2
35 10 10 8 38,3 3,3 +0,2 30 5   +0,2
36 10 10 8 39,3 3,3 +0,2 31 5   +0,2
38 10 10 8 41,3 3,3 +0,2 33 5   +0,2
40 12 12 8 43,3 3,3 +0,2 35 5   +0,2
42 12 12 8 45,3 3,3 +0,2 37 5   +0,2
44 12 12 8 47,3 3,3 +0,2 39 5   +0,2

Keyway width

P9 tight fit (standard design)


JS9 or N9 loose fit (requires written agreement)
see also...
• Keys DIN 6885 → Page 842

Page 1420 | Modification standards

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