3M™ I/O Connector Mounting Options and Hardware
Hardware Guide
Date Modified: April 24, 2012
Mounting Hardware Applications - Table 1
Mini D
Ribbon (MDR)
Conn.’s
D Sub
Conn.’s
D Ribbon
Conn.’s
Jack Socket Screw
X
X
Jack Socket Screw
X
X
Part Number
Type
3341-1L2
3341-1S2
3341-2
Jack Socket Screw
X
3341-3
Jack Socket Screw
X
3341-42
Jack Socket Screw
3341-10
Jack Socket Screw
X
3341-13
Jack Socket Screw
X
3341-16
Jack Socket Screw
X
X
3341-17
Jack Socket Screw
X
3341-25
Jack Socket Screw
X
3341-30
Jack Socket Screw
X
3341-31
Jack Socket Screw
X
Jack Socket Screw
X
Jack Socket Screw
X
3341-36
Jack Socket Screw
X
3342-12
Jack Screw Kits
X
2
3342-2
Jack Screw Kits
X
3342-32
Jack Screw Kits
X
X
X
X
Jack Screw Kits
Board Lock Screw
X
2 of 9
4 of 9
5 of 9
3344-4
Board Lock Screw
X
3344-26
Panel Mount Screw
X
3344-38
Panel Mount Screw
X
3344-44
Panel Mount Screw
X
3344-45
Panel Mount Screw
X
3475-1
Bail Mount Kits
X
3475-4
Bail Mount Kits
X
3475-5
Bail Mount Kits
X
12600-S-08
Jack Socket Screw
12600-S-10
Jack Socket Screw
X
12600-S-12
Jack Socket Screw
X
3344-46
Board Lock Screw
X
Mounting hardware Guide
RIA Code
3 of 9
3341-32
3344-3
Sheet #
X
3341-35
3342-42
Shrunk D
Ribbon
(SDR) Conn.’s
RIA E5 & C3 apply
6 of 9
7 of 9
X
X
8 of 9
9 of 9
-See sheet 7 of 9 for D Ribbon & Plastic Connector accessories.-
Notes:
1. Use Table 1 as a guide for selecting the correct mounting hardware.
2. See sheet 9 of 9 for selection guide - 9 to 37 and 50 position D Sub connectors.
3. See Regulatory Information Appendix (RIA) for chemical compliance information.
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
TS-0142-J
Sheet 1 of 9
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ I/O Connector Mounting Options and Hardware
Jack Socket Screws
3M Part Number
3341-1L
Kit Contents:
2 - Jack Sockets
4 - Spacers .031 [0.79] Thick
2 - Lock Washers
2 - 4-40 Nuts
.31
[7.9]
Material: Steel
Finish: Zinc with Clear Chromate
Screw / Socket Thread Size: #4-40 / #4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
3M Part Number
3341-1S
Kit Contents:
2 - Jack Sockets
8 - Spacers .031 [0.79] Thick
2 - Lock Washers
2 - 4-40 Nuts
.31
[7.9]
3M Part Number
3341-3
IEEE-488-Type
.43
[10.8]
.39
[10.0]
#4-40 Thread
x .09 [2.3] Deep
.19
[4.8]
HEX
.30
[7.6]
#4-40 Thread
x .26 [6.6] Min Deep
Ø .28
[7.1]
Ø .19
[4.7]
#4-40 Thread
Kit Contents:
2 - Jack Sockets
4 - Spacers .031 [0.79] Thick
2 - Lock Washers
2 - 4-40 Nuts
Material: Steel
Finish: Zinc with Clear Chromate
Screw / Socket Thread Size: #4-40 /#4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
.43
[10.9]
.30
[7.6]
#4-40 Thread
Kit Contents:
2 - Jack Sockets
4 - Spacers .031 [0.79] Thick
2 - Lock Washers
2 - 4-40 Nuts
Material: Steel
Finish: Black Oxide
Screw / Socket Thread Size: #4-40 / M3.5
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
3M Part Number
3341-4
.30 MIN
[7.6]
#4-40 Thread
x .15 [3.8] Deep
.19
[4.8]
HEX
.13
[3.3]
#4-40 Thread
Kit Contents:
2 - Jack Sockets
2 - Lock Washers
2 - 4-40 Nuts
Material: Steel
Finish: Zinc with Clear Chromate
Screw / Socket Thread Size: #4-40 / #4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
.19
[4.8]
#4-40 Thread
Material: Steel
Finish: Zinc with Clear Chromate
Screw / Socket Thread Size: #4-40 / #4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
3M Part Number
3341-2
.19
[4.8]
HEX
.17
[4.3]
.62
[15.8]
#4-40 Thread
M3.5 Thread
x .24 [6.1] Deep
.19
[4.8]
HEX
.19
[4.8]
#4-40 Thread
x .15 [3.8] Deep
TS-0142-J
Sheet 2 of 9
3
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For technical, sales or ordering information call
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3M™ I/O Connector Mounting Options and Hardware
3M Part Number
3341-10
.35
[8.9]
.03
[0.8]
Material: Stainless Steel
Screw / Socket Thread Size: M2.5 / M2.5
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
M2.5 Thread
.30
[7.6]
Thread Locking Material
3M Part Number
3341-13
Material: Stainless Steel
Screw / Socket Thread Size: M2.5 / #4-40
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.35
[8.9]
.03
[0.8]
.03
[0.8]
M2.5 Thread
.30
[7.6]
Thread Locking Material
3M Part Number
3341-16
.35
[8.9]
.03
[0.8]
Material: Stainless Steel
Screw / Socket Thread Size: #4-40 / #4-40
Recommended Max. Torque: 3.5 inch·lbf [0.4 N·m]
#4-40 Thread
.30
[7.6]
Thread Locking Material
3M Part Number
3341-17
.35
[8.9]
.03
[0.8]
.03
[0.8]
Material: Stainless Steel
Screw / Socket Thread Size: #4-40 / #4-40
Recommended Max. Torque: 3.5 inch·lbf [0.4 N·m]
.30
[7.6]
#4-40 Thread
Thread Locking Material
3M Part Number
3341-25
M2.5 Thread
x .23 [5.8] Deep
Ø .19
[4.8]
Ø .16
[4.0]
#4-40 Thread
x .23 [5.8] Deep
Ø .16
[4.0]
#4-40 Thread
x .23 [5.8] Deep
Ø .19
[4.8]
Ø .16
[4.0]
#4-40 Thread
x .23 [5.8] Deep
.41
[10.4]
.05
[1.3]
Material: Stainless Steel
Screw / Socket Thread Size: M2.5 / M2
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
Ø .16
[4.0]
.12
[3.0]
.03
[0.8]
Ø .19
[4.8]
Ø .16
[4.0]
M2.5 Thread
Thread Locking Material
M2 Thread
x .12 [3.0] Deep
TS-0142-J
Sheet 3 of 9
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
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For technical, sales or ordering information call
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3M™ I/O Connector Mounting Options and Hardware
3M Part Number
3341-30
Material: Stainless Steel
Screw / Socket Thread Size: #4-40 / #4-40
Recommended Max. Torque: 3.5 inch·lbf [0.4 N·m]
.40
[10.2]
.03
[0.8]
.03
[0.8]
Ø .16
[4.1]
.15
[3.8]
#4-40 Thread
Thread Locking Material
3M Part Number
3341-31
Material: Stainless Steel
Screw / Socket Thread Size: M2.5 / #4-40
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.40
[10.2]
.03
[0.8]
.03
[0.8]
Thread Locking Material
.50
[12.7]
3M Part Number
3341-32
Material: Stainless Steel
Screw / Socket Thread Size: M2.5 / #4-40
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
M2.5 Thread
.03
[0.8]
Material: Stainless Steel
Screw / Socket Thread Size: M2.5 / M2.5
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
Ø .19
[4.8]
Ø .16
[4.1]
.30
[7.6]
M2.5 Thread
.41
[10.4]
#4-40 Thread
x .10 [2.5] Deep
#4-40 Thread
X .23 [5.8] Min Deep
Thread Locking Material
3M Part Number
3341-36
Ø .19
[4.8]
Ø .16
[4.1]
.30
[7.6]
.70
[17.8]
3M Part Number
3341-35
Material: Stainless Steel
Screw / Socket Thread Size: M2.5 / #4-40
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.03
[0.8]
.03
[0.8]
#4-40 Thread
x .10 [2.5] Deep
Ø .16
[4.1]
.15
[3.8]
M2.5 Thread
Ø .19
[4.8]
.03
[0.8]
#4-40 Thread
x .23 [5.8] Deep
Ø .19
[4.8]
.12
[3.0]
.03
[0.8]
M2.5 Thread
Thread Locking Material
M2.5 Thread
x .10 [2.5] Deep
TS-0142-J
Sheet 4 of 9
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ I/O Connector Mounting Options and Hardware
Jack Screw Kits
3M Part Number
3342-1
#4-40 Thread
Kit Contents:
2 - Clips
2 - Jack Screws
.12
[3.0]
.19
[4.8]
Kit Contents:
2 - Spacers
2 - Jack Screws
Material: Steel
Finish: Zinc with Clear Chromate
Thread size: #4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
Kit Contents:
2 - Screws
2 - Jack Screws
Material: Steel
Finish: Zinc with Clear Chromate
Thread size: #4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
3M Part Number
3342-4
Material: Steel
Finish: Zinc with Clear Chromate
Thread size: #4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
.11
[2.7]
.22
[5.6]
Clip
.03
[0.8]
#4-40 Thread
Ø .08
[2.0]
Ø .18
[4.6]
Ø .22
[5.6]
.25
[6.4]
Spacer
3M Part Number
3342-3
Ø .18
[4.6]
.56
[14.1]
Material: Steel
Finish: Zinc with Clear Chromate
Thread size: #4-40
Recommended Max. Torque: 7.0 inch·lbf [0.8 N·m]
3M Part Number
3342-2
Ø .08
[2.0]
#4-40 Thread
.62
[15.7]
Ø .18
[4.6]
.11
[2.7]
.11
[2.7]
.62
[15.7]
#4-40 Thread
.10
[2.5]
Ø .08
[2.0]
.10
[2.5]
.10
[2.5]
.35
[8.9]
#4-40 Thread
Ø .08
[2.0]
.35
[8.9]
Ø .18
[4.6]
Ø .18
[4.6]
.10
[2.5]
TS-0142-J
Sheet 5 of 9
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ I/O Connector Mounting Options and Hardware
Board Lock Screws
Use to attach connector to printed circuit board. Not for use for panel mounting.
3M Part Number
3344-3
Material: Steel
Finish: Nickel Plated
Thread size: M2.5
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.24 NOM.
[6.0]
.24 NOM.
[6.0]
.25 NOM.
[6.4]
Material: Steel
Finish: Nickel Plated
Thread size: #4-40
Recommended Max. Torque: 3.5 inch·lbf [0.4 N·m]
.25 NOM.
[6.4]
Material: Steel
Finish: Zinc
Thread size: M2.6
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
3M Part Number
3344-38
.31 NOM.
[8.0]
.31 NOM.
[8.0]
.31 NOM.
[8.0]
.31 NOM.
[8.0]
Material: Steel
Finish: Zinc
Thread size: M2.5
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.375 NOM.
[9.52]
3M Part Number
3344-44
.375 NOM.
[9.52]
Material: Steel
Finish: Zinc
Thread size: #4-40
Recommended Max. Torque: 3.5 inch·lbf [0.4 N·m]
.31 NOM.
[8.0]
3M Part Number
3344-45
Material: Stainless Steel
Thread size: M2.5
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.079 MAX
[2.00]
Ø .18 MAX
[4.5]
Ø .18 MAX
[4.5]
.075 MAX
[1.91]
Use to attach connector to panel or chassis. Not for use for PCB mounting.
3M Part Number
3344-26
Ø .20 MAX
[5.0]
.079 MAX
[2.00]
3M Part Number
3344-4
Panel Mount Screws
Ø .20 MAX
[5.0]
.31 NOM.
[8.0]
.075 MAX
[1.91]
Ø .18 MAX
[4.5]
Ø .18 MAX
[4.5]
.071 MAX
[1.80]
.071 MAX
[1.80]
Ø .18 MAX
[4.5]
Ø .18 MAX
[4.5]
.071 MAX
[1.80]
.071 MAX
Ø[1.80]
.18 MAX
[4.5]
Ø .18 MAX
[4.5]
.075 MAX
[1.91]
.075 MAX
[1.91]
Ø .18 MAX
[4.5]
Ø .18 MAX
[4.5]
.071 MAX
[1.80]
.071 MAX
[1.80]
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
TS-0142-J
Sheet 6 of 9
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ I/O Connector Mounting Options and Hardware
Bail Mount Kits for D Ribbon Connectors
3475-1
3475-4
Plastic & Metal Faced Connectors
Mounted to Rear of
.0625, .075, .125 Panels
Plastic Connectors
Mounted to Front of Panel
3475-5
Plastic & Metal Faced Connectors
Mounted to Rear of
.035, .042, .094 Panels
Kits Contain 2 ea.
Bail Assy.
Screw - 4-40 x .50. RND HD SLTD
Nut - #4-40 UNC
Washer - Lock-split
Detail A
Material
Bail Assy.
Steel, Zinc plated
Screw
Steel, Zinc plated
Nut
Steel, Zinc plated
Washer
Steel, Zinc plated
D-Ribbon & Plastic Connectors
Contact
Quantity
Mating Connectors
Junction Shell
Strain Relief
Pull-Tab
Plug
Socket
Plastic
14
3572-100X
3573-100X
3485-1800Y
3448-60
3490-2
24
3548-100X
3549-100X
3485-1700Y
3448-61
3490-2
36
3366-100X
3367-100X
3485-2800Y
3448-62
3490-3
50
3564-100X
3565-100X
3485-2500Y
3448-63
3490-5
Options:
X = mounting style
Y = “F” for flat cable, “R” for round cable
3
Electronic Solutions Division
Interconnect Solutions
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Inch
[mm]
Tolerance Unless Noted
Inch
.0
.00
.000
± .1
± .01
± .005
[ ] Dimensions for
Reference only
TS-0142-J
Sheet 7 of 9
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ I/O Connector Mounting Options and Hardware
Jack Socket Screws
Use to attach connector to panel or chassis. Not for use for PC board mounting.
3M Part Number
12600-S-08
.21
[5.3]
For .03” [0.8 mm] Panel Thickness
.197
[5.00]
M2 Thread
.04
[1.0]
Material: Steel
Finish: Nickel Plated
Screw / Socket Thread Size: M2 / M2
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
Thread Locking Material
3M Part Number
12600-S-10
.22
[5.6]
For .04” [1.0 mm] Panel Thickness
Material: Steel
Finish: Nickel Plated
Screw / Socket Thread Size: M2 / M2
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.19
[4.8]
M2 Thread
.04
[1.0]
Thread Locking Material
3M Part Number
12600-S-12
.03
[0.8]
Panel Thickness
.04
[1.0]
Panel Thickness
.23
[5.8]
For .05” [1.2 mm] Panel Thickness
Material: Steel
Finish: Nickel Plated
Screw / Socket Thread Size: M2 / M2
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.18
[4.6]
M2 Thread
.04
[1.0]
Thread Locking Material
.05
[1.2]
Panel Thickness
Ø .15
[3.8]
Max
M2 Thread
x .13 [3.4] Deep
Ø .15
[3.8]
Max
M2 Thread
x .13 [3.4] Deep
Ø .15
[3.8]
Max
M2 Thread
x .13 [3.4] Deep
Board Lock Screw
Use to attach connector to printed circuit board. Not for use for panel mounting.
3M Part Number
3344-46
.20
[5.0]
Ø .16
[4.0]
Material: Stainless Steel
Thread size: M2
Recommended Max. Torque: 2.5 inch·lbf [0.3 N·m]
.07
[1.7]
TS-0142-J
Sheet 8 of 9
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ I/O Connector Mounting Options and Hardware
D Sub Connectors
Mounting Hardware Guide
Selection Guide - 9 to 37 Position D Sub Connectors
1. To mount a connector to a panel, select the correct Jack Socket Kit from table 1.
2. To secure a mating connector to a panel mounted connector, select the correct Jack Screw Kit from table 2.
3. To secure two connectors together in a mid-span application where no panel exists, select both the Jack Socket Kit and Jack Screw Kit from table 2.
Panel Mounted Connectors Jack Socket Kits
Panel
Thickness
Front Mount
Rear Mount
Kit
Spacers
1/16
3341-1L
3/32
3341-1L
1/8
3341-4
Kit
Spacers
2
3341-1L
0
2
3341-1S
1
2
3341-1S
0
Note: Spacers Placed Under Head of Jack Sockets
Connectors with Junction Shells
Junction
Shell
Jack Screw Kit
Spacers
Jack Socket Kit
-----
3342-1
-----
3341-1L
3485-2X00
3342-2
2
3341-4
3357-41XX
3342-2
2
3341-4
3357-51XX
3342-2
2
3341-4
3357-65XX
3342-x Supplied
-----
3341-4
3342-x Supplied or 3341-7
3341-1L
3357-92XX
Notes:
1. Jack Sockets used for MidSpan Applications.
2. Spacers Placed Under Head of Jack Screws.
Selection Guide - 50 Position D Sub Connectors See TS-0034 Socket and TS-0035 Plug.
Mounting Options Using 3357-9250 Junction Shell & 3505-62 Latch Bracket. See TS-0245.
Front Panel Mounted Connectors:
Connectors not designed for this application
Rear Panel Mounted Connectors:
1/16" Panel:1 Spacer Latch Bracket and Panel
3/32" Panel:No Spacers.
>3/32" Panel:Latch Bracket not designed for these applications.
Mid-Span Applications: Mount Latch Bracket directly to either the Plug or Socket Connector.
TS-0142-J
Sheet 9 of 9
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
Important Notice
All statements, technical information, and recommendations related to 3M’s products are based on information believed to be reliable, but the accuracy or completeness
is not guaranteed. Before using this product, you must evaluate it and determine if it is suitable for your intended application. You assume all risks and liability associated
with such use. Any statements related to the product which are not contained in 3M’s current publications, or any contrary statements contained on your purchase order
shall have no force or effect unless expressly agreed upon, in writing, by an authorized officer of 3M.
Warranty; Limited Remedy; Limited Liability.
This product will be free from defects in material and manufacture for a period of one (1) year from the time of purchase. 3M MAKES NO OTHER WARRANTIES
INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. If this product is defective within the
warranty period stated above, your exclusive remedy shall be, at 3M’s option, to replace or repair the 3M product or refund the purchase price of the 3M product. Except
where prohibited by law, 3M will not be liable for any indirect, special, incidental or consequential loss or damage arising from this 3M product, regardless of
the legal theory asserted.
3
3M Electronics Solutions Division
6801 River Place Blvd.
Austin, TX 78726-9000
U.S.A.
1-800-225-5373
www.3Mconnectors.com
Please recycle. Printed in USA.
© 3M 2012. All rights reserved.
RIA-2217B-E
3M is a trademark of 3M Company.
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