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14
*Tabulated deflections shown represent near solid and are for design information only.
Hole
Dia.
(mm)
A
EXTRA HEAVY DUTY ISO D-LINE SPRINGS (METRIC DIMENSIONS)
YELLOW
Rod
Dia.
(mm)
B
Free
Length
(mm)
C
CATALOG
NUMBER
Load (N)
Deflection (mm)
Raymond
®
Load (N)
Deflection (mm)
Load (N)
LOAD DEFLECTION TABLE
Deflection (mm)
Spring
Rate
(N/mm)
Load @ Max
Recommended
Deflection (N)
Max
Deflection (mm)
Load @ 17% of
free length
Load @ 20% of
free length
Load @ 25% of
free length
Extra Heavy Duty METRIC DIMENSIONS25
306-104-D
36.4
155
4.3
182
5.0
228
6.3
270
7.40
32
306-105-D
27.5
149
5.4
176
6.4
220
8.0
256
9.30
38
306-106-D
23.3
150
6.5
177
7.6
221
9.5
267
11.50
10.0
5.0
44
306-107-D
19.6
147
7.5
173
8.8
216
11.0
255
13.00
51
306-108-D
16.8
146
8.7
171
10.2
214
12.8
254
15.10
64
306-110-D
13.3
145
10.9
170
12.8
213
16.0
255
19.20
76
306-112-D
11.2
144
12.9
169
15.2
212
19.0
256
23.00
305
306-148-D
2.7
141
51.9
166
61.0
207
76.3
256
94.30
25
306-204-D
54.7
233
4.3
274
5.0
342
6.3
487
8.90
32
306-205-D
42.4
230
5.4
271
6.4
339
8.0
540
12.75
38
306-206-D
34.6
223
6.5
263
7.6
328
9.5
480
13.90
44
306-207-D
27.8
208
7.5
245
8.8
306
11.0
459
16.50
12.5
7.0
51
306-208-D
25.3
219
8.7
258
10.2
322
12.8
477
18.90
64
306-210-D
19.9
217
10.9
255
12.8
318
16.0
476
23.90
76
306-212-D
16.6
215
12.9
253
15.2
316
19.0
474
28.50
89
306-214-D
14.0
211
15.1
249
17.8
311
22.3
461
33.00
102
306-216-D
12.7
220
17.3
259
20.4
324
25.5
457
36.00
305
306-248-D
3.8
199
51.9
234
61.0
293
76.3
413
107.60
25
306-304-D
136.2
579
4.3
681
5.0
851
6.3
1076
7.90
32
306-305-D
99.1
539
5.4
634
6.4
792
8.0
961
9.70
38
306-306-D
82.8
535
6.5
629
7.6
786
9.5
985
11.90
44
306-307-D
70.7
529
7.5
622
8.8
777
11.0
982
13.90
16.0
8.5
51
306-308-D
60.5
525
8.7
617
10.2
772
12.8
993
16.40
64
306-310-D
48.1
523
10.9
615
12.8
769
16.0
1019
21.20
76
306-312-D
39.9
515
12.9
606
15.2
757
19.0
997
25.00
89
306-314-D
34.2
518
15.1
609
17.8
762
22.3
1034
30.20
102
306-316-D
29.5
511
17.3
601
20.4
751
25.5
1004
34.10
114
306-318-D
26.4
512
19.4
602
22.8
752
28.5
1175
44.50
305
306-348-D
9.8
508
51.9
597
61.0
746
76.3
1041
106.30
25
306-404-D
326.5
1345
4.3
1583
5.0
1978
6.3
1992
6.10
32
306-405-D
244.9
1291
5.4
1518
6.4
1898
8.0
2008
8.20
38
306-406-D
199.2
1247
6.5
1467
7.6
1834
9.5
1932
9.70
44
306-407-D
170.3
1202
7.5
1415
8.8
1768
11.0
1975
11.60
51
306-408-D
146.9
1202
8.7
1414
10.2
1768
12.8
2071
14.10
64
306-410-D
114.7
1177
10.9
1385
12.8
1731
16.0
2052
17.90
20.0
10.0
76
306-412-D
94.0
1147
12.9
1349
15.2
1686
19.0
1956
20.80
89
306-414-D
78.4
1119
15.1
1316
17.8
1645
22.3
1850
23.60
102
306-416-D
68.1
1115
17.3
1312
20.4
1640
25.5
1867
27.40
115
306-418-D
60.3
1112
19.6
1308
23.0
1635
28.8
1820
30.20
127
306-420-D
54.0
1101
21.6
1295
25.4
1619
31.8
1837
34.00
139
306-422-D
48.5
1081
23.6
1272
27.8
1589
34.8
1785
36.80
152
306-424-D
44.4
1082
25.8
1273
30.4
1591
38.0
1758
39.60
305
306-448-D
22.0
1075
51.9
1265
61.0
1581
76.3
1815
82.50
25
306-504-D
459.0
1951
4.3
2295
5.0
2869
6.3
3351
7.30
32
306-505-D
348.2
1894
5.4
2229
6.4
2786
8.0
3413
9.80
38
306-506-D
277.2
1790
6.5
2106
7.6
2633
9.5
3132
11.30
44
306-507-D
236.2
1767
7.5
2078
8.8
2598
11.0
3189
13.50
25.0
12.5
51
306-508-D
196.8
1706
8.7
2008
10.2
2509
12.8
3011
15.30
64
306-510-D
155.2
1689
10.9
1987
12.8
2483
16.0
3104
20.00
76
306-512-D
129.3
1671
12.9
1966
15.2
2457
19.0
3117
24.10
89
306-514-D
108.7
1644
15.1
1934
17.8
2417
22.3
3053
28.10