Omega Catalog
belfuse.com/cinch
About Bel
Bel is a publicly traded company that has been operated by the same family for over 65 years. Our history of organic
growth and acquisitions have broadened our product portfolio. This has established Bel as a world leader with a diverse
offering of power, protection and interconnect products. We design and manufacture these products which are
primarily used in the networking, telecommunications, computing, military, aerospace, transportation and broadcasting
industries. Bel’s portfolio of products also finds application in the automotive, medical and consumer electronics markets.
About Omega
The Omega product series consists of a family of connectors qualified to the MIL-C-26500 general purpose specification.
The Omega line has been expanded to also include many qualified products to numerous Boeing BACC45/BACC63
connector specifications. Utilizing the MIL-C-26500 mating interface, Cinch has also designed a high performance series
of connectors with attributes for shielding, environmental sealing, fluid resistance, and vibration - namely our CN0966/
CN0967/CN1020/CN1021/CN0909 connectors.
Our CN0942/CN0944 fixed contact receptacle connectors are designed specifically for custom board mount, flex circuit,
and soldered wire applications. These CN series of connectors are designed to meet all electrical and mechanical
requirements of the MIL-C-26500 military specification.
Table of Contents
MIL-C-26500 C48 Series
Introduction
3
CN0966 Series
Self-Locking Plugs
16
C48 Series Connectors
Ordering Information
Inserts Arrangement
Plug Connectors
Receptacle Connectors
4
5
6
7
CN0967 Series
Vibration-Resistant Receptacle
17
CN1020 Series
Vibration-Resistant Plug Connector
18
CN0915, C48 Series Connectors
Limited Wiring Space Receptacle Connectors, Crimp Removal Tool
9
CN1021 Series
Vibration-Resistant Plug Receptacle
19
CN0942/CN0944, C48 Series Connectors
Short Receptacle Connectors, Non-Removable Contacts
CN0942 Series: Fluorosilicone Inserts
CN0944 Series: Fluorosilicone Inserts
11
12
13
CN909A MMB Series
Vibration-Resistant Plug Connector
20
C48 Series & C48 Family
Mounting Panel Data
21
C48 Series Accessories
Cable Support Assembly
Contacts
14
15
MIL-C-26500 C48 SERIES
Introduction
The C48 Series describes a family of connectors qualified to MIL-C-26500. While maintaining the MIL-C-26500 mating interface, this
product has also been expanded to include qualifications to numerous Boeing specifications to satisfy general purpose requirements
and unique product challenges for shielding, environmental sealing, fluid resistance, and vibration. The expanded Cinch C48 product
family offers numerous product options qualified to Boeing high-performance requirements and product solutions developed for
alternate termination styles/low-profile packaging.
•
•
•
Qualified to MIL-C-26500
Styles qualified to Boeing BACC45 Series
Styles qualified to Boeing BACC63 Series
•
•
•
Power contact sizes: 20, 16, and 12
Coax contacts available: size 12 and 8
Contacts: crimp - front release
•
•
•
Optional fixed contacts: PC termination
Coupling styles: bayonet and threaded
Environmentally sealed
Materials
Shell
Finish
Rubber
Dielectric
Aluminum, stainless-steel options available
Aluminum - anodize, optional electroless nickel / cadmium over nickel
Silicone / fluorosilicone
Glass-filled epoxy
Environmental
Temperature Extremes
Ozone Resistance
Temperature Life
Moisture Resistance
Thermal Shock
+200ºC / 392ºF to -55ºC / -65ºF
0.015% by volume
Internal 238ºC for 1,000 hours
1,000 megohms minimum / MIL-STD-202, Method 106
-55ºC (-67ºC) to 260ºC (500ºF)
Electrical
Dielectric Strength
Current Rating (Test)
Insulation Resistance
1,500 volts VAC RMS
Size 20 7.5 Amps D.C.
5,000 megohms minimum
Size 16 13.0 Amps D.C.
Size 12 23.0 Amps D.C.
Mechanical
Vibration
Contact Retention
Durability
Std - 20 g’s; 12 hours (Synasoidal)
50 g’s
Size 20 - 20 lb minimum
Threaded - 200 mating cycles
Size 16 - 25 lb minimum
Bayonet - 500 mating cycles
Size 12 - 30 lb minimum
MMB / Self-lock - 39.6 g’s RMS, 48 hours (Random)
O
N
M
L
K
J
I
G
H
F
E
D
C
a. Positive Location Captivated Insert
(Mechanical Interlock)
b. Insert Face Seal
c. Socket Contact, MIL-C-39029/32
d. Pressuring Seal Contact
e. Anti-Deflection Disc
f.
Resilient Socket Insert
g. Insert Rim Seal
h. Dynamic “O” Ring Shell Seal
i.
j.
Five-Key Shell Polarization
Metal-to-Metal Shoulder
k. Bayonet or Threaded Coupling, Permanent
Captivation
l.
Contact Retention Clip
m. Pin Contact, MIL-C-39029/31
n. Wire Sealing Risers
A
B
o. Grommet
3
C48 Series Connectors
C48
Ordering Information
Series
Inserts Available
(Showing Front Face
of Socket Inserts)
Shell
Size-12
Order Code (Deviations)
C 4 8 - 0 6 R 2 2 - 5 5 P 6 - 10 2
Series Designation
Coupling Style
0
= Threaded
1
= Bayonet
Shell
Size-8
(Y)
(Y)
Shell
Size-10
(Y)
Shell Style
0
= Square flange receptacle
3
= Single-hole mounting receptacle
6
= Straight plug
Shell
Shell
Size-14
(Y)
100
= Connector with contacts & cable support
(Y)
(Y)
102
= Connector less cable support with contacts
105
= Connector less contacts with cable support
106
=
Shell
Connector less contacts & less cable support
*See order codes for Boeing on page 15
Size-16
(Y)
Alternate Shell Positions
6, 7, 8, 9, 10,
see page 4, Table 1
(Omit for normal position)
Contact Style
P
= Pin
S
= Socket
Insert Arrangements
(Y)
See page 5
(Y)
Environmental Class
Size-18
R
= Meets MIL-C-26500 (USAF)
Shell Size
8, 10, 12, 14, 16, 18, 20, 22, 24
Shell
Size-20
MS24266 R 22 T 55 P 6
Military Designation
MS24264
= Square-flange receptacle
Shell
MS24265
= Single-hole mounting receptacle
Size-22
MS24266
= Straight plug
Environmental Class
R
= Meets MIL-C-26500 (USAF)
Shell Size
Shell
8, 10, 12, 14, 16, 18, 20, 22, or 24
(Y)
(Y)
(Y)
3
Alternate Shell Positions
(Y)
(Y)
N, 6, 7, 8, 9, Y,
see page 4, Table 1
Contact Style
P
= Pin
S
= Socket
Insert Arrangements
(Y)
See page 5
Coupling Style
T
= Threaded
B
= Bayonet
Size-24
Table 1 - Alternate Shell Positions
(Y)
(Y)
(Y)
Shell
Shell Keying
(Front face of receptacle shown)
Size-28
Alternate position 6 through Y incorporate special shell polarizing key and keyways. All inserts remain in the normal posiiton.
CN096X
Connecetor
CN102X
Size 8 and 10
Series
A
B
Only
C
Alternate Shell Positions
(Front
14, 16,
receptacle shown)
Connecetor Size 12,
face of
18, 20, 22, 24 and 28
Position
Normal (N)
6
7
8
9
10 or Y*
D
140º
275º
140º
NOTE: Alternate positions 6 through Y incorporate special shell polarizing
A
B
C
D
key and keyways. All inserts remain in the normal position.
105º
102º
80º
35º
64º
25º
140º
132º
118º
215º
248º
230º
with #12 power contact.
105º
140º
†
140º
= #1 shielded contact is interchangeable
205º
275º
(Y)
155º
= Available in Boeing Insert Style.
234º
140º
For Connector Size 8 and 10 12, 14, 16, 18, 20, 22, 24, and 28
Positions
A
18º
B
C
149º
D
A
192º
B
C
259º
D
Normal (N) 105°
140° 215°
265°
105°
140°
215° 265°
92º
132° 248°
152º
6
102°
320°
18°
222º
149°
192°
342º
259°
7
80°
118° 230°
312°
92°
152°
222° 342°
8
35°
275°
84°
204º
152°
204°
342º
334°
84º
140° 205°
152º
9
64°
155° 234°
304°
24°
135°
199° 240°
10 or Y*
215º
265º
For Connector Size
115º
220º
275º
*Not available in Size 8 Connector. See individual part number systems.
24º
115°
25°
98º
220°
135º
270°
98°
199º
152°
268°
334º
338°
152º
268º
338º
*Not available in Size 8 Connectors. See indivdual part number systems.
3-4
Call Toll Free: 1 (800) 323-9612
Military Stand Part Numbers
You can use MS* as well as C48 Series part numbers when ordering C48 Series connects.
*MS part numbers are supplied less cable support. If cable support is desired, it must be ordered separately.
4
C48 Series
Inserts Available
C48 Series Connectors
Insert Arrangement
(Showing Front Face
of Socket Inserts)
Shell
Shell Size 12
Size-12
(Y)
2#16 contacts
Insert 10-20
5#20 contacts
Insert 10-5(Y)
Showing Front Face of Socket Inserts
Shell
Shell
Size 8
Size-8
(Y)
(Y)
2#20 contacts
Insert 10-2(Y)
Shell Size 10
Shell
Size-10
(Y)
(Y)
Shell
8-2(Y)
Insert
Size-14
2#20 contacts
3#20 contacts
Insert 8-3(Y)
Shell
Size-16
3#16 contacts
Insert 12-3
12#20 contacts
Insert 12-12(Y)
Shell Size 14
(Y)
(Y)
Shell Size 16
(Y)
Shell
Size-18
2#16 contacts
1#2 shielded contact
Insert 14-3
4#12 contacts
Insert 14-4†
7#16 contacts
Insert 14-7
9#20 contacts
3#16 contact
Insert 14-12(Y)
15#20 contacts
Insert 14-15(Y)
10#16 contacts
Insert 16-10
24#20 contacts
Insert 16-24(Y)
Shell Size 18
(Y)
Shell
Size-20
8#12 contacts
Insert 18-8†
10#16 contacts
1#2 shielded contact
Insert 18-11
14#16 contacts
Insert 18-14
31#20 contacts
Insert 18-31(Y)
3
(Y)
(Y)
(Y)
(Y)
Shell
Shell
Size 20
Size-22
16#16 contacts
Insert 20-16
19#20 contacts
6#12 contacts
Insert 20-25†(Y)
24#20 contacts
4#12 contacts
Insert 20-28†(Y)
(Y)
37#20 contacts
2#16 contacts
Insert 20-39†(Y)
(Y)
41#20 contacts
Insert 20-41(Y)
Shell
Size-24
Size 22
Shell
Shell
Size-28
12#12 contacts
Insert 22-12†
(Y)
19#16 contacts
Insert 22-19
(Y)
(Y)
26#20 contacts
6#12 contacts
Insert 22-32†(Y)
55#20 contacts
Insert 22-55(Y)
27#20 contacts
12#16 contacts
Insert 22-39(Y)
CN096X
CN102X
Series
Only
Shell Size 24
Shell Size 28
Alternate Shell Positions
(Front face of receptacle shown)
NOTE: Alternate positions 6 through Y incorporate special shell polarizing
key and keyways. All inserts remain in the normal position.
For Connector Size
For Connector Size 8 and 10 12, 14, 16, 18, 20, 22, 24, and 28
23#20 contacts
2#12 contacts
30#16 contacts
Positions
A
61#20 contacts
C
B
D
29#16 contacts
B
A
C
D
20#16 contacts
55#20 contacts
Insert 24-61(Y)
215°
Insert 24-30
Normal (N) 105°
140°
265°
Insert 24-29
140°
105°
215° 265°
Insert 24-43(Y)
Insert 24-57†(Y)
6
102°
132° 248°
320°
18°
149°
192° 259°
7
80°
118° 230°
312°
92°
152°
222° 342°
† = #1 shielded contact is interchangeable
8
35°
140° 205°
275°
84°
152°
204° 334°
with #12 power contact.
9
64°
155° 234°
304°
24°
135°
199° 240°
(Y) = Available in Boeing Insert Style.
42#16 contacts
Insert 28-42
10 or Y*
*Not available in Size 8 Connector. See individual part number systems.
25°
115°
220°
270°
98°
152°
268°
338°
5
Call Toll Free: 1 (800) 323-9612
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