290 Switchcraft Inc., 290 Datasheet - Page 88

• Manufacturer Part Number: 290
• Description: CONN PLUG 3-COND 1/4" PHONE
• Manufacturer: Switchcraft Inc.
• Series: LITTEL-PLUG®r
• Type: Plugr

Specifications of 290

• Gender: Male
• Rohs Information: Switchcraft RoHS Info.
• Connector Type: Phone Plug
• Signal Lines: Stereo
• Plug/mating Plug Diameter: 6.35mm (0.250", 1/4") - Headphone
• Number Of Positions/contacts: 3 Conductors, 3 Contacts
• Internal Switch(s): Does Not Contain Switch
• Mounting Type: Free Hanging (In-Line)
• Termination: Screw
• Shielding: Shielded
• Mounting Style: Cable
• Standard: 1/4 in
• Termination Style: Screw
• Contact Plating: Nickel
• Color: Nickel
• Contact Material: Copper Alloy
• Angle: Straight
• Brand/series: LITTEL-PLUG®
• Cable Outer Diameter: 0.290 in. (Max.)
• Insulation Type: Insulated
• Material, Body: Copper Alloy
• Material, Contact: Copper Alloy
• Number Of Contacts: 3
• Plating, Body: Nickel-Plated
• Primary Type: Phone
• Size: 1/4"
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 290; SC1083

Switchcraft leads the industry when
developing innovative TT and MT
Style plugs. Our “N” version plugs
offer nickel-plated plug fingers to
reduce tarnishing and corrosion.
Our “NC” version plugs not only
offer nickel-plated plug fingers, but
also large, easy to use solder cups
and terminals, plus easy to use
cable clamps that really secure your
cable to the plugs.
Specifications
Materials
See Page 93 for
Mechanical Drawings
Tip Rod, Body and Screws:
Terminals (NC Version): Tinned
Insulation: Thermoplastic, per
Handles: Thermoplastic, Type 6,
Shielded (NC Version): Machined
Copper alloy, natural finish
copper alloy
Mil-P-22985, Type II, Class 1
per Mil-M-20693, Type II
from copper alloy, nickel-plated
w w w . s w i t c h c r a f t . c o m
* Please visit the product pages on our website for the most up-to-date product information
Ordering Information
Part No.
TT or Bantam Plugs
TT253
TT253N
TT253NC
TT254
TT254N
TT254NC
Mil-Style 1/4 Plugs
480
482
482N
482NC
482NCP
483
483N
483NC
483NCP
484
485NC
TT or Bantam, Mil-Style 1/4" Plugs Series
Conductors Terminals
482
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
482NC
TT254
5555 North Elston Avenue / Chicago, IL 60630
Phone: [phone] / Fax: [phone]
Solder
Solder
Solder
Solder
Solder
Solder
Screw
Screw
Screw
Screw
Screw
Screw
Screw
Screw
Screw
Screw
Screw
JACKS & PLUGS
Handle
Black
Black
Black
Red
Red
Red
Black
Red
Red
Red Shielded
Red
Black
Black
Black Shielded
Black
Red
Shielded
TT253NC
Notes
Nickel-plated finger
Nickel-plated finger
Nickel-plated finger
Nickel-plated finger
0.206" OD
Nickel-plated finger
Nickel-plated finger
Nickel-plated finger
Nickel-plated finger
Nickel-plated finger
Nickel-plated finger
0.206" OD
Nickel-plated finger
Plug Series
87