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DIN 405 Rd-Series Knuckle Thread

INDEX of THREAD DATA CHARTS

Rd-Series Knuckle Thread Chart DIN 405

Knuckle Thread DIN 405

DIN 405: Rd Knuckle Screw Thread
Limits and Tolerances for External Screw Threads given in mm (except for TPI*)
Thread Designation
TPI*
Pitch
6h Major Diameters
7h Pitch Diameters
7h Minor Diameters
Max
Min
Max
Min
Max
Min
Rd 8 x 1/10
10
2.540
8.000
7.665
6.730
6.530
5.460
5.210
Rd 9 x 1/10
10
2.540
9.000
8.665
7.730
7.530
6.460
6.210
Rd 10 x 1/10
10
2.540
10.000
9.665
8.730
8.530
7.460
7.210
Rd 11 x 1/10
10
2.540
11.000
10.665
9.730
9.530
8.460
8.210
Rd 12 x 1/10
10
2.540
12.000
11.665
10.730
10.530
9.460
9.210
Rd 14 x 1/8
8
3.175
14.000
13.625
12.730
12.494
10.825
10.525
Rd 16 x 1/8
8
3.175
16.000
15.625
14.412
14.176
12.825
12.525
Rd 18 x 1/8
8
3.175
18.000
17.625
16.412
16.176
14.825
14.525
Rd 20 x 1/8
8
3.175
20.000
19.625
18.412
18.176
16.825
16.525
Rd 22 x 1/8
8
3.175
22.000
21.625
20.412
20.176
18.825
18.525
Rd 24 x 1/8
8
3.175
24.000
23.625
22.412
22.176
20.825
20.525
Rd 26 x 1/8
8
3.175
26.000
25.625
24.412
24.176
22.825
22.525
Rd 28 x 1/8
8
3.175
28.000
27.625
26.412
26.176
25.825
25.525
Rd 30 x 1/8
8
3.175
30.000
29.625
28.412
28.176
26.825
26.525
Rd 32 x 1/8
8
3.175
32.000
31.625
30.412
30.176
28.825
28.525
Rd 34 x 1/8 †
8
3.175
34.000
33.625
32.412
32.176
30.825
30.525
Rd 36 x 1/8
8
3.175
36.000
35.625
34.412
34.176
32.825
32.525
Rd 38 x 1/8 †
8
3.175
38.000
37.625
36.412
36.176
34.825
34.525
Rd 40 x 1/6
6
4.233
40.000
39.525
37.883
37.583
35.767
35.392
Rd 42 x 1/6 †
6
4.233
42.000
41.525
39.883
39.583
37.767
37.392
Rd 44 x 1/6
6
4.233
44.000
43.525
41.883
41.583
39.767
39.392
Rd 46 x 1/6 †
6
4.233
46.000
45.525
43.883
43.583
41.767
41.392
Rd 48 x 1/6
6
4.233
48.000
47.525
45.883
45.583
43.767
43.392
Rd 50 x 1/6 †
6
4.233
50.000
49.525
47.883
47.583
45.767
45.392
Rd 52 x 1/6
6
4.233
52.000
51.525
49.883
49.583
47.767
47.392
Rd 55 x 1/6
6
4.233
55.000
54.525
52.883
52.583
50.767
50.392
Rd 58 x 1/6 †
6
4.233
58.000
57.525
55.883
55.583
53.767
53.392
Rd 60 x 1/6
6
4.233
60.000
59.525
57.883
57.583
55.767
55.392
Rd 62 x 1/6 †
6
4.233
62.000
61.525
59.883
59.583
57.767
57.392
Rd 65 x 1/6
6
4.233
65.000
64.525
62.883
62.583
60.767
60.392
Rd 68 x 1/6 †
6
4.233
68.000
67.525
65.883
65.583
63.767
63.392
Rd 70 x 1/6
6
4.233
70.000
69.525
67.883
67.583
65.767
65.392
Rd 72 x 1/6 †
6
4.233
72.000
71.525
69.883
69.583
67.767
67.392
Rd 75 x 1/6
6
4.233
75.000
74.525
72.883
72.583
70.767
70.392
Rd 78 x 1/6 †
6
4.233
78.000
77.525
75.883
75.583
73.767
73.392
Rd 80 x 1/6
6
4.233
80.000
79.525
77.883
77.583
75.767
75.392
Rd 82 x 1/6 †
6
4.233
82.000
81.525
79.883
79.583
77.767
77.392
Rd 85 x 1/6
6
4.233
85.000
84.525
82.883
82.583
80.767
80.392
Rd 88 x 1/6 †
6
4.233
88.000
87.525
85.883
85.583
83.767
83.392
Rd 90 x 1/6
6
4.233
90.000
89.525
87.883
87.583
85.767
85.392
Rd 92 x 1/6 †
6
4.233
92.000
91.525
89.883
89.583
87.767
87.392
Rd 95 x 1/6
6
4.233
95.000
94.525
92.883
92.583
90.767
90.392
Rd 98 x 1/6 †
6
4.233
98.000
97.525
95.883
95.583
93.767
93.392
Rd 100 x 1/6
6
4.233
100.000
99.525
97.883
97.583
95.767
95.392
Rd 105 x 1/4 †
4
6.350
105.000
104.370
101.825
101.425
98.650
98.150
Rd 110 x 1/4
4
6.350
110.000
109.370
106.825
106.425
103.650
103.150
Rd 115 x 1/4 †
4
6.350
115.000
114.370
111.825
111.425
108.650
108.150
Rd 120 x 1/4
4
6.350
120.000
119.370
116.825
116.425
113.650
113.150
Rd 125 x 1/4 †
4
6.350
125.000
124.370
121.825
121.425
118.650
118.150
Rd 130 x 1/4
4
6.350
130.000
129.370
126.825
126.425
123.650
123.150
Rd 135 x 1/4 †
4
6.350
135.000
134.370
121.825
121.425
128.650
128.150
Rd 140 x 1/4
4
6.350
140.000
139.370
136.825
136.425
133.650
133.150
Rd 145 x 1/4 †
4
6.350
145.000
144.370
141.825
141.425
138.650
138.150
Rd 150 x 1/4
4
6.350
150.000
149.370
146.825
146.425
143.650
143.150
Rd 155 x 1/4 †
4
6.350
155.000
154.370
151.825
151.425
148.650
148.150
Rd 160 x 1/4
4
6.350
160.000
159.370
156.825
156.425
153.650
153.150
Rd 165 x 1/4 †
4
6.350
165.000
164.370
161.825
161.425
158.650
158.150
Rd 170 x 1/4
4
6.350
170.000
169.370
166.825
166.425
163.650
163.150
Rd 175 x 1/4 †
4
6.350
175.000
174.370
171.825
171.425
168.650
168.150
Rd 180 x 1/4
4
6.350
180.000
179.370
176.825
176.425
173.650
173.150
Rd 185 x 1/4 †
4
6.350
185.000
184.370
181.825
181.425
178.650
178.150
Rd 190 x 1/4
4
6.350
190.000
189.370
186.825
186.425
183.650
183.150
Rd 195 x 1/4 †
4
6.350
195.000
194.370
191.825
191.425
188.650
188.150
Rd 200 x 1/4
4
6.350
200.000
199.370
196.825
196.425
193.650
193.150
* TPI = Threads per 1.0" = Threads per 25.4mm          
† These are designated as Series-2 sizes. Series-2 sizes should be avoided in new designs.    
 

 

DIN 405: Rd Knuckle Screw Thread
Limits and Tolerances for Internal Screw Threads given in mm (except for TPI)
Thread Designation
TPI*
Pitch
Major Diameter 
7H Pitch Diameters
6H Minor Diameters
Min
Min
Max
Min
Max
Rd 8 x 1/10
10
2.540
8.254
6.730
6.995
5.714
6.164
Rd 9 x 1/10
10
2.540
9.254
7.730
7.995
6.714
7.164
Rd 10 x 1/10
10
2.540
1.025
8.730
8.995
7.714
8.164
Rd 11 x 1/10
10
2.540
11.254
9.730
9.995
8.714
9.164
Rd 12 x 1/10
10
2.540
12.254
10.730
10.995
9.714
10.164
Rd 14 x 1/8
8
3.175
14.318
12.730
13.045
11.142
11.672
Rd 16 x 1/8
8
3.175
16.318
14.412
14.727
13.142
13.672
Rd 18 x 1/8
8
3.175
18.318
16.412
16.727
15.142
15.672
Rd 20 x 1/8
8
3.175
20.318
18.412
18.727
17.142
17.672
Rd 22 x 1/8
8
3.175
22.318
20.412
20.727
19.142
19.672
Rd 24 x 1/8
8
3.175
24.318
22.412
22.727
21.142
21.672
Rd 26 x 1/8
8
3.175
26.318
24.412
24.727
23.142
23.672
Rd 28 x 1/8
8
3.175
28.318
26.412
26.727
25.142
25.672
Rd 30 x 1/8
8
3.175
30.318
28.412
28.727
27.142
27.672
Rd 32 x 1/8
8
3.175
32.318
30.412
30.727
29.142
29.672
Rd 34 x 1/8 †
8
3.175
34.318
32.412
32.727
31.142
31.672
Rd 36 x 1/8
8
3.175
36.318
34.412
34.727
33.142
33.672
Rd 38 x 1/8 †
8
3.175
38.318
36.412
36.727
35.142
35.672
Rd 40 x 1/6
6
4.233
40.423
37.883
38.283
36.190
36.820
Rd 42 x 1/6 †
6
4.233
42.423
39.883
40.283
38.190
38.820
Rd 44 x 1/6
6
4.233
44.423
41.883
42.283
40.190
40.820
Rd 46 x 1/6 †
6
4.233
46.423
43.883
44.283
42.190
42.820
Rd 48 x 1/6
6
4.233
48.423
45.883
46.283
44.190
44.820
Rd 50 x 1/6 †
6
4.233
50.423
47.883
48.283
46.190
46.820
Rd 52 x 1/6
6
4.233
52.423
49.883
50.283
48.190
48.820
Rd 55 x 1/6
6
4.233
55.423
52.883
53.283
5.190
5.820
Rd 58 x 1/6 †
6
4.233
58.423
55.883
56.283
54.190
54.820
Rd 60 x 1/6
6
4.233
60.423
57.883
58.283
56.190
56.820
Rd 62 x 1/6 †
6
4.233
62.423
59.883
60.283
58.190
58.820
Rd 65 x 1/6
6
4.233
65.423
62.883
63.283
61.190
61.820
Rd 68 x 1/6 †
6
4.233
68.423
65.883
66.283
64.190
64.820
Rd 70 x 1/6
6
4.233
70.423
67.883
68.283
66.190
66.820
Rd 72 x 1/6 †
6
4.233
72.423
69.883
70.283
68.190
68.820
Rd 75 x 1/6
6
4.233
75.423
72.883
73.283
71.190
71.820
Rd 78 x 1/6 †
6
4.233
78.423
75.883
76.283
74.190
74.820
Rd 80 x 1/6
6
4.233
80.423
77.883
78.283
76.190
76.820
Rd 82 x 1/6 †
6
4.233
82.423
79.883
80.283
78.190
78.820
Rd 85 x 1/6
6
4.233
85.423
82.883
83.283
81.190
81.820
Rd 88 x 1/6 †
6
4.233
88.423
85.883
86.283
84.190
84.820
Rd 90 x 1/6
6
4.233
90.423
87.883
88.283
86.190
86.820
Rd 92 x 1/6 †
6
4.233
92.423
89.883
90.283
88.190
88.820
Rd 95 x 1/6
6
4.233
95.423
92.883
93.283
91.190
91.820
Rd 98 x 1/6 †
6
4.233
98.423
95.883
96.283
94.190
94.820
Rd 100 x 1/6
6
4.233
100.423
97.883
98.283
96.190
96.820
Rd 105 x 1/4 †
4
6.350
105.635
101.825
102.355
99.285
100.115
Rd 110 x 1/4
4
6.350
110.635
106.825
107.355
104.285
105.115
Rd 115 x 1/4 †
4
6.350
115.635
111.825
112.355
109.285
110.115
Rd 120 x 1/4
4
6.350
120.635
116.825
117.355
114.285
115.115
Rd 125 x 1/4 †
4
6.350
125.635
121.825
122.355
119.285
120.115
Rd 130 x 1/4
4
6.350
130.635
126.825
127.355
124.285
125.115
Rd 135 x 1/4 †
4
6.350
135.635
121.825
122.355
129.285
130.115
Rd 140 x 1/4
4
6.350
140.635
136.825
137.355
134.285
135.115
Rd 145 x 1/4 †
4
6.350
145.635
141.825
142.355
139.285
140.115
Rd 150 x 1/4
4
6.350
150.635
146.825
147.355
114.285
115.115
Rd 155 x 1/4 †
4
6.350
155.635
151.825
152.355
149.285
150.115
Rd 160 x 1/4
4
6.350
160.635
156.825
157.355
154.285
155.115
Rd 165 x 1/4 †
4
6.350
165.635
161.825
162.355
159.285
160.115
Rd 170 x 1/4
4
6.350
170.635
166.825
167.355
164.285
165.115
Rd 175 x 1/4 †
4
6.350
175.635
171.825
172.355
159.285
160.115
Rd 180 x 1/4
4
6.350
180.635
176.825
177.355
174.285
175.115
Rd 185 x 1/4 †
4
6.350
185.635
181.825
182.355
179.285
180.115
Rd 190 x 1/4
4
6.350
190.635
186.825
187.355
184.285
185.115
Rd 195 x 1/4 †
4
6.350
195.635
191.825
192.355
189.285
190.115
Rd 200 x 1/4
4
6.350
200.635
196.825
197.355
194.285
195.115
* TPI = Threads per 1.0" = Threads per 25.4mm
† These are designated as Series-2 sizes. Series-2 sizes should be avoided in new designs.
 

Disclaimer
This data is provided for general information only. The intention is to provide accurate information; regardless; errors may exist in the supplied information. The actual standard contains much additional information. If accuracy is critical, base your final decisions on the data provided in the root document: DIN 405; which is a copyrighted document. To purchase a copy visit an Authorized Reseller.

Comments:
Original Posting: 2/28/2008
Last Revision: 1/24/2017
Error corrections in, or comments about, the above data can be sent to: office@gagecrib.com

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