K, R, S, V & X Series
R. F. Molde d Choke s
1.438" ±0.188
36.525mm ±4.77
L
D
(Color coded in accordance with MIL-C-15305.)
Max.
Grade/ oper. temp. Ambient
Series Construction Inductance Style Class temp. rise temp. (sea level) (reduced pressure) pull Altitude
Max.
Dielectric
withstanding voltage
Terminal
Dimensions (in. / mm)
Length Diameter
Series
K
AWG
K
Phenolic 0.15–4.7 µH LT4
Powd. iron 0.56–1000 µHLT10 1/A 105°C 15°C
Phenolic 0.15–2.7 µH LT4 1/B 125°C 35°C 90°C 1000VRMS 200VRMS
Powd. iron 3.3–27 µH LT10 1/A 105°C 15°C
1/B 125°C 35°C 90°C 1000VRMS 200VRMS
5 lbs. 70,000 ft.
0.375 ± 0.010 0.156 ± 0.010 22
9.525 ± 0.25 3.962 ± 0.25
"
"
"
"
"
R
5 lbs. 70,000 ft.
R
S
0.438 ± 0.010 0.188 ±0.010 22
11.125 ± 0.25 4.775 ± 0.25
"
"
"
"
"
S, V
& X
270–
10,000 µH
LT10 1/A 105°C 15°C 90°C 700VRMS 180VRMS
5 lbs. 70,000 ft.
0.440 ± 0.010 0.190 ± 0.010 22
4.917 ± 0.25 4.826 ± 0.25
V
X
0.560 ± 0.010 0.215 ± 0.010 22
14.224 ± 0.25 5.461 ± 0.25
0.740 ± 0.010 0.240 ± 0.010 20
18.796 ± 0.25 6.096 ± 0.25
STOCK PART NUMBERS
18130–
90538–
MS75101–
KM150M –1
KM220M –2
KM330M –3
KM470M –4
KM560K –5
KM680K –6
KM820K –7
KM101K –8
KM121K –9
KM151K –10
KM181K –11
KM221K –12
KM271K –13
KM331K –14
KM391K –15
KM471K –16
0.15
0.22
0.33
0.47
0.56
0.68
0.82
1.00
1.20
1.50
1.80
2.20
2.70
3.30
3.90
4.70
50 25
50 25
45 25
45 25
50 25
50 25
50 25
50 25
525
0.03
0.055 1900
0.09
0.12
0.135 1220
0.15
0.22
0.29
0.42
0.50
0.65
0.95
1.20
2.00
2.30
2.60
2450
KM103J
KM113J
KM123J
KM133J
KM153J
KM163J
KM183J
KM203J
KM223J
KM243J
KM273J
KM303J
KM333J
KM363J
KM393J
KM433J
KM473J
KM513J
KM563J
KM623J
KM683J
KM753J
KM823J
KM913J
KM104J
–12 100.0
–13 110.0
–14 120.0
–15 130.0
–16 150.0
–17 160.0
–18 180.0
–19 200.0
–20 220.0
–21 240.0
270.0
50
60
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
2.5
9.5
8.9
8.7
8.5
8.0
7.5
7.0
6.5
6.2
5.9
5.7 11.0
5.4 11.5
5.1 12.0
4.8 12.5
4.5 16.3
4.2 17.1
3.9 17.9
3.8 18.8
3.7 19.5
3.3 25.9
3.1 27.2
2.9 28.6
2.7 30.0
2.5 31.5
2.3 33.0
4.50
4.90
5.20
5.45
6.05
6.40
6.75
7.10
7.45
7.80
133
128
124
121
114
111
108
106
103
101
85
83
81
80
70
68
67
65
64
RM122K –8
RM152K –9
RM182K –10
RM222K –11
RM272K –12
12.00 50 2.5
15.00 55 2.5
18.00 60 2.5
22.00 60 2.5
27.00 65 2.5
36
30
30
24
22
1.05 370
1.20 310
1.95 255
2.20 240
2.75 205
450
360
310
280
250
220
200
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
1400
1225
1100
900
830
650
600
525
435
385
300
280
260
MS90539–
–1
–2
–3
–4
–5
–6
–7
–8
–9
–10
–11
–12
–13
–14
–15
SM273J
SM303J
SM333J
SM363J
SM393J
SM433J
SM473J
SM513J
SM563J
SM623J
SM683J
SM753J
SM823J
SM913J
SM104J
270
65 0.79
65 0.79
65 0.79
65 0.79
65 0.79
65 0.79
65 0.79
65 0.79
65 0.79
60 0.79
60 0.79
60 0.79
60 0.79
60 0.79
60 0.79
5.6
8.2
8.7
9.1
110
107
105
102
100
97
95
93
91
88
300
330
360
390
430
470
510
560
620
680
750
820
910
1000
5.3
5.0
4.7
4.5
4.3
4.0
3.8
3.6
3.5
3.4
3.3
3.1
2.9
2.8
33
33
33
33
33
33
33
33
7.9 180
7.9 160
7.9 150
7.9 135
7.9 120
7.9 110
7.9 100
9.6
10.0
10.6
11.1
11.6
12.3
13.0
13.7
14.4
15.1
15.8
16.5
300.0
330.0
360.0
390.0
430.0
470.0
510.0
560.0
620.0
680.0
750.0
820.0
7.9
90
14046–
85
83
81
79
KM561K –1
KM681K –2
KM821K –3
KM102K –4
KM122K –5
KM152K –6
KM182K –7
KM222K –8
KM272K –9
KM332K –10
5.60
6.80
8.20
10.00
12.00
15.00
18.00
22.00
27.00
33.00
45
50
50
55
65
65
75
75
60
65
7.9
7.9
7.9
7.9
2.5
2.5
2.5
2.5
2.5
2.5
60
55
50
45
42
40
34
30
25
19
0.32
0.50
0.60
0.90
1.10
1.40
2.25
2.50
2.60
3.00
495
395
360
290
265
240
185
175
170
165
55
54
53
52
50
49
78
MS90540–
VM114J
VM124J
VM134J
VM154J
VM164J
VM184J
VM204J
VM224J
VM244J
VM274J
VM304J
VM334J
VM364J
–1
–2
–3
–4
–5
–6
–7
–8
–9
1100
1200
1300
1500
1600
1800
2000
2200
2400
2700
3000
3300
3600
60 0.25
60 0.25
60 0.25
65 0.25
65 0.25
65 0.25
65 0.25
70 0.25
70 0.25
70 0.25
70 0.25
70 0.25
70 0.25
2.8
2.7
2.6
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
21.0
22.0
23.0
25.0
26.0
28.0
29.0
30.0
31.0
33.0
35.0
38.0
40.0
78
76
75
72
70
68
67
66
64
62
61
58
57
910.0
1000.0
MS75008–
RM150M –21
RM220M –22
RM330M –23
RM470M –24
RM560K –25
RM680K –26
RM820K –27
RM101K –28
RM121K –29
RM151K –30
RM181K –31
RM221K –32
RM271K –33
0.15
0.22
0.33
0.47
0.56
0.68
0.82
1.00
1.20
1.50
1.80
2.20
2.70
55
50
50
50
50
45
40
40
30
30
30
30
30
25.0 510
25.0 415
25.0 350
25.0 300
25.0 270
25.0 250
25.0 210
25.0 200
7.9 180
7.9 170
7.9 150
7.9 140
7.9 120
0.030 3000
0.035 2800
0.065 2000
0.085 1700
0.125 1450
0.150 1300
0.205 1100
0.290
0.400
0.485
0.740
0.970
1.20
90538–
–1
–2
–3
–4
–5
–6
–7
–8
KM362J
KM392J
KM432J
KM472J
KM512J
KM562J
KM622J
KM682J
KM752J
KM822J
KM912J
36.00
39.00
43.00
47.00
51.00
56.00
62.0
68.0
75.0
82.0
91.0
60
60
60
55
55
55
55
55
55
50
50
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
15.5
14.5
13.7
13.0
12.7
12.0
11.5
11.0
10.5
10.3
10.0
2.50
2.60
2.70
2.75
2.85
3.00
3.15
3.30
3.70
3.90
4.3
180
176
172
170
167
164
160
156
147
143
136
–10
–11
–12
–13
MS90541–
–1
–2
–3
–4
–5
930
785
700
580
505
460
–9
–10
–11
XM394J
XM434J
XM474J
XM504J
XM564J
XM624J
XM684J
XM754J
XM824J
XM914J
XM105J
3900
4300
4700
5000
5600
6200
6800
7500
8200
9100
80 0.25
80 0.25
80 0.25
80 0.25
80 0.25
80 0.25
80 0.25
80 0.25
80 0.25
80 0.25
80 0.25
1.45
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
0.95
44.0
46.0
48.0
50.0
53.0
56.0
59.0
62.0
65.0
68.0
72.0
61
59
58
57
56
54
52
51
50
49
47
MS75101–
RM331K –1
RM391K –2
RM471K –3
RM561K –4
RM681K –5
RM821K –6
RM102K –7
3.30
3.90
4.70
5.60
6.80
8.20
10.00
30
30
30
30
30
30
30
7.9
7.9
7.9
7.9
7.9
7.9
7.9
70
65
60
50
50
48
42
0.140
0.155
0.210
0.280
0.375
0.440
0.605
990
870
745
645
560
540
440
–6
–7
–8
–9
* For example, the MS designation for
KM150M is 18130-1
** Letter suffix on part number denotes toler-
ance: J=5%, K=10%, M=20%
–10
–11 10000
80
Ohmite Mfg. Co. 1600 Golf Rd., Suite 850, Rolling Meadows, IL 60008 • Tel. 1-866-9-OHMITE • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
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