Hermetically Sealed
Threaded Case Filters
This series of filters features hermetic glass seals and
high EMI filtering performance. They are excellent for
critical applications that demand high reliability in the
toughest environmental conditions and provide broad-
band high performance EMI filtering from 10 KHz to
over 10 GHz.
Features
s
s
s
s
s
s
s
MIL-F-15733 and MIL-F-28861, DSCC 84084
QPL filters available
Popular .375", .410" and .690" case diameters
Voltage ratings from 50 V to 400 VDC/240 AC, 400 Hz
Impervious to high moisture environments,
solvents and severe environmental conditions
High temperature terminal construction
D-slotted bushings
High reliability testing available
Thread length: A - 0.187 (4.76) B - 0.312 (7.92)
L
A/B
.160
(4.064)
Max.
.200
(5.08)
ø .385 Max.
(9.78)
1/4–28 Unf–2A Thd.
.050
(1.27)
x .070
(1.78)
Slot, both ends
L
A/B
.160
(4.064)
Max.
.176
(4.47)
Figure 1
ø .385 Max.
(9.78)
.115 Ref.
(2.92)
#12–32 Unef–2A Thd.
.050
(1.27)
x .070
(1.78)
Slot, both ends
Note: ø .410 Max. for M28861 parts
Figure 2
Dimensions in inches
(mm)
API TECHNOLOGIES
• 8061 Avonia Rd. • Fairview, PA 16415 • Ph: 814-474-1571 • Fax: 814-474-3110 • eis.apitech.com
API TECHNOLOGIES’ SPECTRUM CONTROL GmbH
• Hansastrasse 6 • 91126 Schwabach, Germany • Phone: (49)-9122-795-0 • Fax: (49)-9122-795-58
LP26
Hermetically Sealed
Threaded Case Filters
.375 ø C Circuit Standard
Part Number
¦
54-367-008
54-370-007
54-371-001
54-367-005
¦
9920-100-6002
54-367-007
¦
54-367-006
54-370-006
9923-100-6004
See Pg.
MIL LP26
No for Fig.
—
1
—
—
—
—
—
—
—
—
1
1
1
1
1
1
1
1
Rated Voltage
85°C
125°C
DC
AC
DC
AC
80
—
50
—
80
80
150
200
250
250
250
400
—
—
—
—
—
—
—
—
50
50
100
150
200
200
200
400
—
—
—
125
125
125
125
240
Min
Cap
I
Amp µF
15 1.400
15
15
15
15
15
15
15
15
2.800
4.000
0.450
0.150
0.015
0.250
0.500
0.060
Minimum Insertion Loss (dB)
DCR
Max
Max
Thd 30 150 300
L
1
1
10 100
Ohms
In
(mm)
Lgth KHz KHz KHz MHz MHz MHz GHz
0.005 0.387
(9.830)
A
15
28
33
44
70
60
70
0.005
0.005
0.005
0.005
0.005
0.005
0.005
0.005
0.576
(14.630)
0.688
(17.475)
0.387
(9.830)
0.387
(9.830)
0.387
(9.830)
0.387
(9.830)
0.630
(16.002)
0.415
(10.541)
A
A
A
A
A
A
A
A
20
26
6
—
—
—
7
—
34
40
19
6
—
14
20
5
39
46
25
15
—
19
28
10
50
55
36
26
6
30
39
18
60
60
55
42
25
50
55
38
70
70
70
55
45
65
70
55
70
70
70
70
50
70
70
70
.375 ø C Circuit MIL Qualified
M15733 See Pg.
M28861
◊
LP26
Part Number MIL No for Fig.
1
54-367-054
1-012
◊
54-367-049
(See MIL index on pages CF9-11 for complete MIL part number listing)
Min
Cap
I
Amp µF
15 1.200
15
15
15
10
15
15
15
15
15
15
1.200
2.100
0.700
0.300
0.450
0.450
0.250
0.150
0.150
0.062
Minimum Insertion Loss (dB)
DCR
Max
Thd 30 150 300
Max
L
1
1
10 100
Ohms
In
(mm)
Lgth KHz KHz KHz MHz MHz MHz GHz
0.008 0.410
(10.414)
B
70
40
70
33
28
15
40
0.008
0.010
0.008
0.004
0.008
0.008
0.008
0.008
0.008
0.004
0.410
(10.414)
0.576
(14.630)
0.410
(10.414)
0.474
(12.040)
0.410
(10.414)
0.410
(10.414)
0.410
(10.414)
0.410
(10.414)
0.410
(10.414)
0.680
(17.272)
A
A
B
A
A
B
B
A
B
A
15
20
10
7
6
6
—
—
—
—
28
33
24
19
19
19
14
10
10
2
33
40
30
25
25
25
20
16
16
7
40
50
40
35
36
36
31
26
26
17
40
65
40
55
40
40
40
40
40
37
70
70
64
70
60
60
56
52
52
55
70
70
70
70
70
70
70
70
70
70
Rated Voltage
85°C
125°C
DC
AC
DC
AC
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
50
50
70
100
100
100
150
200
200
330
—
—
—
—
—
—
—
125
125
—
1-002
◊
1-014
◊
1-006
◊
1-016
◊
1-018
◊
1-010
◊
1-020
◊
1
1
1
2
1
1
1
1
1
1
54-370-032
49-0008
54-367-055
54-370-030
34-0035
54-367-051
54-367-056
54-367-057
54-367-053
54-367-058
54-370-034
49-0010
¦
Also available through API’s authorized distributors.
API TECHNOLOGIES
• 8061 Avonia Rd. • Fairview, PA 16415 • Ph: 814-474-1571 • Fax: 814-474-3110 • eis.apitech.com
API TECHNOLOGIES’ SPECTRUM CONTROL GmbH
• Hansastrasse 6 • 91126 Schwabach, Germany • Phone: (49)-9122-795-0 • Fax: (49)-9122-795-58
LP27
L-C Filter LT
Hermetically Sealed
Threaded Case Filters
.375 ø L Circuit
Thread length: A - 0.187 (4.76) B - 0.312 (7.92)
L
A/B
.160
(4.064)
Max.
.200
(5.08)
Threaded
End
L-C Filter LB
Threaded
End
1/4–28 Unf–2A Thd.
.347
(8.814)
.200
(5.08)
ø .385 Max.
(9.78)
.050
(1.27)
x .070
(1.78)
Slot, both ends
1/4–28 Unf–2A Thd.
1/4–28 Unf–2A Thd.
.467
(11.86)
Max.
.200
(5.08)
Figure 1
.080
(2.032)
Max.
L
ø .040
±
.001
(1.02
±
.025)
A/B
ø .410
(10.41)
Max.
Note: ø .410 Max. for
M28861 parts
Figure 2
Resin Sealed
Not Hermetically Sealed
ø .040
±
.001
(1.02
±
.025)
Typ.
L
1/4–28 Unf–2A Thd.
.200
(5.08)
A/B
Figure 3
ø .410
(10.41)
Max.
1/4–28 Unf–2A Thd.
.200
(5.08)
ø .040
(1.02)
A/B
L
.343
(8.712)
Max.
ø .385
(9.78)
Max.
L
A/B
#16Awg,
.051
(1.30)
ø
.250
±
.030
(6.35
±
0.8)
ø .385
(9.78)
Max.
Figure 5
Figure 4
Dimensions in inches
(mm)
.375 ø L Standard Low Profile
Part Number
¦
9051-100-0000
¦
51-359-001
€
SCI-1021-000
¦
9053-100-0001
¦
51-717-001
€
51-344-006
¦
SCI-1020-000
SCI-1021-020
¦
SCI-1020-020
SCI-1150-001
9051-101-0018
¦
9053-100-0008
Rated Voltage
Min
I
Cap
85°C
125°C
MIL
µF
No Figure DC AC DC AC Amp
—
80
—
50
—
15 1.200
1
—
—
—
—
—
—
—
—
—
—
—
1
2*
1
2*
4
1
2
◊
*
1
1
5
1
80
80
80
80
80
80
80
80
80
80
100
—
—
—
—
—
—
—
—
—
—
—
50
50
50
50
50
50
50
50
50
50
70
—
—
—
—
—
—
—
—
—
—
—
15
15
15
15
15
15
15
15
15
25
15
1.400
1.400
1.400
1.400
1.400
1.400
1.400
1.400
2.800
1.400
0.700
Minimum Insertion Loss (dB)
DCR
Max
Thd 30 150 300
Max
L
1
1
10 100
Ohms CKT
In
(mm)
Lgth KHz KHz KHz MHz MHz MHz GHz
0.005 LB 0.370
(9.398)
A
15
25
34
44
60
70
70
0.005
0.003
0.005
0.005
0.005
0.003
0.003
0.003
0.003
0.001
0.005
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
0.370
(9.398)
0.280
(7.112)
0.370
(9.398)
0.325
(8.255)
0.330
(8.382)
0.370
(9.398)
0.280
(7.112)
0.370
(9.398)
0.450
(11.430)
0.450
(11.430)
0.370
(9.398)
A
A
A
A
A
A
B
B
B
A
A
15
15
15
15
15
15
15
15
20
15
9
28
28
25
28
28
28
28
28
34
25
20
33
33
34
33
33
33
33
33
40
34
29
44
44
44
44
44
44
44
44
49
44
39
60
60
60
60
60
60
60
60
60
60
52
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
* Part is resin sealed, this is not a hermetic part.
¦
Also available through API’s authorized distributors.
€
Also available through API’s authorized European distributors/agents.
◊
Note: 0.462" (11.73mm) length from mounting
surface to end of lead — not 0.347" (8.8mm).
LP28
API TECHNOLOGIES
• 8061 Avonia Rd. • Fairview, PA 16415 • Ph: 814-474-1571 • Fax: 814-474-3110 • eis.apitech.com
API TECHNOLOGIES’ SPECTRUM CONTROL GmbH
• Hansastrasse 6 • 91126 Schwabach, Germany • Phone: (49)-9122-795-0 • Fax: (49)-9122-795-58
L-C Filter LT
Hermetically Sealed
Threaded Case Filters
Threaded
End
L-C Filter LB
Threaded
End
.375 ø L Standard Low Profile
continued
Rated Voltage
Min
See Pg.
I
Cap
85°C
125°C
MIL LP28
Part Number
µF
No for Fig DC AC DC AC Amp
100 —
70
—
2*
15 0.750
¦
9050-100-0008
—
¦
9053-100-0002
SCI-1250-001
€SCI-2150-000
SCI-2150-001
¦
51-717-007
¦
51-359-007
9050-100-0011
€SCI-2350-000
SCI-2350-001
Minimum Insertion Loss (dB)
DCR
Max
Max
Thd 30 150 300
L
1
1
10 100
Ohms CKT
In
(mm)
Lgth KHz KHz KHz MHz MHz MHz GHz
A
0.005 LB 0.325
(8.255)
9
20
70
29
70
39
52
0.005
0.003
0.003
0.003
0.005
0.005
0.008
0.003
0.003
LB
LB
LB
LB
LB
LB
LB
LB
LB
0.370
(9.398)
0.450
(11.430)
0.450
(11.430)
0.450
(11.430)
0.325
(8.255)
0.370
(9.398)
0.325
(8.255)
0.450
(11.430)
0.450
(11.430)
A
B
A
B
A
A
A
A
B
4
8
10
10
—
—
—
4
4
12
20
25
25
—
—
10
15
15
21
25
30
30
—
—
15
21
21
31
34
41
41
6
6
25
31
31
48
50
56
56
25
25
40
50
50
70
64
70
70
38
38
52
70
70
70
70
70
70
45
50
60
70
70
—
—
—
—
—
—
—
—
—
1
1
1
1
2*
1
2
1
1
150
150
150
150
—
—
—
—
100
100
100
100
—
—
—
—
15
15
15
15
15
15
15
15
15
0.500
0.500
1.000
1.000
0.015
0.012
0.150
0.250
0.250
250 125 200 125
250 125 200 125
350 125 300 125
300 125 300 125
300 125 300 125
* Part is resin sealed, this is not a hermetic part.
.375 ø L Circuit MIL Qualified Low Profile
Rated Voltage
Min
M15733 See Pg.
I
Cap
85°C
125°C
M28861
◊
LP28
Part Number MIL No for Fig DC AC DC AC Amp
µF
—
50
—
1
10 1.400
¦
51-359-021
38-0004
¦
51-359-024
38-0005
¦
51-359-051
58-0001
51-359-105
58-0004
¦
51-359-044
49-0006
¦
51-359-055
49-0007
51-359-081
51-359-086
(See MIL index on pages CF9-11 for complete
MIL part number listing)
Minimum Insertion Loss (dB)
DCR
Max
Thd 30 150 300
Max
L
1
1
10 100
Ohms CKT
In
(mm)
Lgth KHz KHz KHz MHz MHz MHz GHz
A
0.008 LB 0.370
(9.398)
60
70
44
70
33
28
15
0.008
0.008
0.008
0.010
0.010
0.008
0.008
0.010
0.008
0.008
0.008
0.008
0.008
0.008
0.008
LB
LB
LT
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
0.370
(9.398)
0.545
(13.843)
0.545
(13.843)
0.370
(9.398)
0.450
(11.43)
0.410
(10.414)
0.410
(10.414)
0.319
(8.103)
0.410
(10.414)
0.410
(10.414)
0.410
(10.414)
0.410
(10.414)
0.370
(9.398)
0.410
(10.414)
0.410
(10.414)
A
A
B
A
A
A
B
A
A
A
B
A
A
A
B
15
15
15
15
15
15
15
8
10
6
6
—
—
—
—
28
28
28
28
28
28
28
20
24
19
19
14
—
10
10
33
33
33
33
33
33
33
28
30
25
25
20
—
16
16
44
44
44
44
44
40
40
38
40
36
36
31
6
26
26
60
60
60
60
60
40
40
55
40
40
40
40
25
40
40
70
70
70
70
70
70
70
70
64
60
60
56
42
52
52
70
70
70
70
70
70
70
70
70
70
70
70
60
70
70
1
1
1
1
3
1
1
4
1
1
1
1
1
1
1
80
80
80
100
100
—
—
100
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
50
50
50
50
50
50
50
50
70
100
100
150
—
—
—
—
—
—
—
—
—
—
—
—
10
10
10
15
15
15
15
15
15
15
15
15
15
15
15
1.400
1.400
1.400
1.200
1.200
1.400
1.400
0.680
0.700
0.450
0.450
0.250
0.150
0.150
0.150
1-001
◊
1-011
◊
1-003
◊
1-005
◊
1-015
◊
1-007
◊
1-009
◊
1-019
◊
¦
51-359-053
49-0001
51-359-082
51-359-083
51-359-088
51-359-084
51-359-050
38-0008
51-359-085
51-359-090
¦
€
200 125
200 125
200 125
Also available through API’s authorized distributors.
Also available through API’s authorized European distributors/agents.
API TECHNOLOGIES
• 8061 Avonia Rd. • Fairview, PA 16415 • Ph: 814-474-1571 • Fax: 814-474-3110 • eis.apitech.com
API TECHNOLOGIES’ SPECTRUM CONTROL GmbH
• Hansastrasse 6 • 91126 Schwabach, Germany • Phone: (49)-9122-795-0 • Fax: (49)-9122-795-58
LP29
L-C Filter LT
Hermetically Sealed
Threaded Case Filters
.375 ø L Circuit
L
A/B
.160
(4.064)
Max.
.200
(5.08)
Threaded
End
L-C Filter LB
Threaded
End
L
.190 Max.
(3.81)
A/B
.150
(3.81)
Max.
.200
(5.08)
ø .385 Max.
(9.78)
.050
(1.27)
x .070
(1.78)
Slot, both ends
1/4–28 Unf–2A Thd.
Figure 1
ø .385 Max.
(9.78)
.115 Ref.
(2.92)
Thread length:
A - 0.187 (4.76)
B - 0.312 (7.92)
Note: ø .410 Max. for
M28861 parts
ø .060
(1.524)
Ref.
Both ends
1/4–28 Unf–2A Thd.
F
Dimensions in inches
(mm)
.375 ø L Circuit Standard Product
Part Number
51-353-007
51-353-095
51-353-003
51-353-099
51-353-100
¦
9200-300-0025
¦
Rated Voltage
Minimum Insertion Loss (dB)
DCR
Max
Min
Max
Thd 30 150 300
I
L
Cap
85°C
125°C
MIL
1
1
10 100
Ohms CKT
µF
No Figure DC AC DC AC Amp
In
(mm)
Lgth KHz KHz KHz MHz MHz MHz GHz
—
80
—
50
— 0.06 1.400 70.000 LB 0.770
(19.558)
A
44
70
70
70
70
70
70
1
—
—
—
—
—
1
1
1
1
1
80
80
80
80
80
—
—
—
—
—
50
50
50
50
50
—
—
—
—
0.15
0.45
1.00
5.00
1.400 12.000
1.400
1.400
1.400
1.200
0.250
0.015
0.010
LT
LB
LT
LT
LB
0.960
(24.384)
0.770
(19.558)
0.770
(19.558)
0.770
(19.558)
0.450
(11.430)
A
A
A
A
A
21
16
16
15
15
52
31
33
28
28
64
37
44
33
33
70
55
70
46
44
70
70
70
70
60
70
70
70
70
70
70
70
70
70
70
— 10.00 1.200
Also available through API’s authorized distributors.
API TECHNOLOGIES
• 8061 Avonia Rd. • Fairview, PA 16415 • Ph: 814-474-1571 • Fax: 814-474-3110 • eis.apitech.com
API TECHNOLOGIES’ SPECTRUM CONTROL GmbH
• Hansastrasse 6 • 91126 Schwabach, Germany • Phone: (49)-9122-795-0 • Fax: (49)-9122-795-58
LP30
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