181 Switchcraft Inc., 181 Datasheet - Page 88

• Manufacturer Part Number: 181
• Description: CONN PLUG PHONE SILENT 2-COND
• Manufacturer: Switchcraft Inc.
• Series: SILENT-PLUGr
• Type: Audior

Specifications of 181

• Rohs Information: Switchcraft RoHS Info.
• Connector Type: Phone Plug
• Gender: Male
• Signal Lines: Mono
• Plug/mating Plug Diameter: 6.35mm (0.250", 1/4") - Headphone
• Number Of Positions/contacts: 2 Conductors, 2 Contacts
• Internal Switch(s): Does Not Contain Switch
• Mounting Type: Free Hanging (In-Line)
• Termination: Solder Eyelet(s)
• Shielding: Shielded
• Features: Cable Clamp
• Number Of Ports: 1Port
• Body Orientation: Straight
• Number Of Terminals: 2
• Contact Material: Copper Alloy
• Number Of Contacts: 2POS
• Mounting Style: Cable
• Termination Method: Solder
• Housing Material: Plastic
• Termination Style: Solder
• Contact Plating: Tin
• Color: Nickel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Color: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FAX: 773 792 - 2129
SWITCHCRAFT, INC. 5555 N. Elston Ave. • Chicago, IL 60630
1/4" LONG FRAME TELEPHONE JACKS
MT-JAX
*Refer to page 79 and 80 for schematics.
◊ Special order only; contact Switchcraft.
1. Many jacks are offered with MIL specifications. Other jacks are made of
2. MT-Jax have nickel-plated copper alloy bushing. WEco equivalent jacks
3. Mating plugs and patch cords are contained in the catalog.
4. Adjust non-short tip-ring.
5. Adjusted for plug M642/1-1 or M642/1-2.
6. Actuates differently (insulated “A” off ring instead of tip).
7. Same as MIL type M641/2-3 except with offset ground lug.
8. Same as MIL type M641/3-1 except with offset ground lug.
9. Same as MIL type M641/3-2 except with offset ground lug.
10. When mounted on “A” frames, stacks are too high to fit in standard
Part Number
Switchcraft
◊CMT331
◊WMT331
◊WCMT331
◊MT332
◊CMT332
◊CMT332A
◊MT332C
◊CMT333
◊MT333E
◊CMT333A
◊CMT334A
◊CMT334C
◊CMT334E
◊MT334F
◊CMT334F
◊MT335
◊CMT335
◊MT336E
◊MT337
◊CMT337
◊CMT351C
◊MT352A
◊CMT354F
MT334C
MT331
MT332A
MT333
MT334A
MT334E
CMT336E
panels with .625" horizontal space add prefix “C” to part number
to order jacks with “C” frame.
MIL-spec materials but do not have MIL approval because no MIL type
numbers have been assigned.
have plain copper alloy bushings (except WEco Number 221E, which
has nickel-plated copper alloy bushing).
10
10
®
(with WEco Equivalent Jacks)
233A,
221E3
223C
223AM
223CM
232A,
544A4
232C
218A
218C
303A
215A
215C
237A
237C
225A,
234A
225C,
234C
216A
216C,
484C5
217A
217C
226A
226C
236A
236C
438A
438C
411A
411C
394C
218J
361C
Equiv.
WEco
M641/2-8
M641/2-3
M641/2-1
M641/2-6
M641/2-5
M641/2-7
M641/2-4
M641/1-2
M641/2-9
M641/1-1
2-CONDUCTOR 2
Type1
MIL
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Circuit*
I
I
I
I
II
II
III
III
XVIII
V
V
IX
IX
XI
XI
XVII
XVII
XXV
XXV
XIX
XIX
XIII
XIII
XXIII
XXIII
XXIV
XXIV
XXXIII
III
XXXIV
Sche-
matic
.438 (11.1)
.438 (11.1)
.438 (11.1)
.438 (11.1)
.5 (12.7)
.5 (12.7)
.5 (12.7)
.5 (12.7)
.562 (14.3)
.469 (11.9)
.469 (11.9)
.625 (15.9)
.625 (15.9)
.562 (14.3)
.562 (14.3)
.625 (15.9)
.625 (15.9)
.562 (14.3)
.562 (14.3)
.562 (14.3)
.562 (14.3)
.562 (14.3)
.562 (14.3)
.75 (19.0)
.75 (19.0)
.75 (19.0)
.75 (19.0)
.812 (20.6)
.5 (12.7)
.75 (19.0)
maximum
Inch (mm)
Dim. “X”
DIMENSIONS ARE FOR REFERENCE ONLY
M642/4-1
M642/4-2
M642/4-3
Mating
Plug3
or
2
MT-JAX (WITH WECO EQUIVALENT JACKS)
Part Number
◊CMT332B
◊WCMT332B
◊MT334B
◊CMT334-B
◊WCMT334B
◊MT336
◊CMT336
◊WMT336
◊WCMT336
◊MT336A
◊CMT336A
◊WMT336A
◊WCMT336A
◊MT336B
◊CMT336B
◊CMT336C
◊WMT336C
◊WCMT336C
◊MT336D
◊CMT336D
◊WMT336D
◊WCMT336D
◊MT338
◊CMT338
◊MT339
◊CMT339
◊MT342B
Part Number
Switchcraft
◊WMT342B
MT344B
◊MT346
◊CMT346
◊MT354B
◊MT355
◊MT356C
◊CMT356C
◊MT357
◊CMT358
◊CMT359
MT332B
WMT332B
MT333B
WMT334B
MT336C
Switchcraft
10
10
10
10
10
10
10
10
10
10
10
(mm)
Inch
Equiv.
238A
238C
238AM
238CM
300A
239A
239C
239AM
239CM
241A
241C
241AM
241CM
242A
242C
242AM
242CM
285A
285C
240A
240C
240AM
240CM
280A
280C
280AM
280CM
267A
267C
284A6
384C6
246A
246 AM
248A
249A
249C
248E
243C
245A
245C
363A
290C
326C
WEco
WEco
Equiv.
LONG FRAME TELEPHONE JACKS
LONG FRAME TELEPHONE JACKS
M641/3-1
M641/3-2
M641/3-4
M641/5-5
M641/3-6
M641/3-3
M641/3-7
3-CONDUCTOR 2
Type
Type
3-CONDUCTOR
MIL
MIL
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
1
1
Circuit*
Circuit*
IV
XII
XX
XX
XII
XXXV
XXXVI
XXXVI
XXXVII
XXXVIII
XXXIX
Sche-
matic
IV
IV
IV
IV
VII
XII
XII
XII
XII
XX
XX
XX
XX
XIV
XIV
XIV
XIV
XXI
XXI
XXII
XXII
XXII
XXII
XXXI
XXXI
XXXI
XXXI
XXXII
XXXII
XXVII
XXVII
IV
Sche-
matic
JACKS AND PLUGS
.562 (14.3)
.562 (14.3)
.562(14.3)
.562 (14.3)
.562 (14.3)
.562 (14.3)
.562 (14.3)
.578 (14.7)
.578 (14.7)
.562 (14.3)
.562 (14.3)
.625 (15.9)
.625 (15.9)
.688 (17.5)
.688 17.5)
.75 (19.0)
.75 (19.0)
.812 (20.6)
.812 (20.6)
.688 (17.5)
.688 (17.5)
.75 (19.0)
.75 (19.0)
.75 (19.0)
.75 (19.0)
.938 (23.8)
.938 (23.8)
.562 (14.3)
.562 (14.3)
.967 (24.6)
.967 (24.6)
.563 (14.3)
.562 (14.3)
.625 (15.9)
.562 (14.3)
.562 (14.3)
.625 (15.9)
.812 (20.6)10
.938 (23.8)10
.938 (23.8)
.75 (19.0)10
.875 (22.2)
.75 (19.0)
maximum
Inch (mm)
maximum
Inch (mm)
Dim. “X”
Dim. “X”
M642/5-1
2
M642/2-1
M642/2-2
M642/5-1
M642/5-1
M642/2-2
Mating
Mating
Plug
Plug
or
or
3
3
83