3M 557-POUCH 557-POUCH IDC Conn 557
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Manufacturer 3M
Mfg Catalog # 557-POUCH
Crawford Part # 226


The 3M Scotchlok Electrical IDC 557 has an maximum insulation O.D.diameter of 0.120 inches (3,05 mm) and a operating temperature of 221(deg)F (105(deg)C). Dual element connection. Flame retardant. The suggested application tool for this connector is the E-9BM Crimping Tool.


  • Color: Red
  • Packaging: Box
  • RoHS EU Comments: RoHS 2011/65/EU compliant without exemption
  • Flame Retardant: Yes
  • Connector Style: Insulation Displacement
  • Connection Type: Pigtail
  • Maximum Wire Gauge: 16 AWG
  • Conductor Sizes: 22 - 16 AWG
  • Trademark: Scotchlok
  • Product Family: IDC for Electrical Applications
  • Agency Approvals: UL and CSA
  • Maximum Recommended Voltage Rating: 600 V
  • RoHS 2011/65/EU Compliant: Yes
  • Maximum Operating Temperature (Celsius): 105 Degree Celsius
  • Family: IDC for Electrical Applications
  • Minimum Wire Gauge: 22 AWG
  • Maximum Operating Temperature (Fahrenheit): 221 Degree Fahrenheit



UPC 05400721494
Product Description 3M Scotchlok Insulation Displacement Connector 557 provides a dual element connection. The connector is polypropylene insulated and used to connect 2 wires while insulating the connection. It is self stripping and flame retardant.
MDM Pkg GTiN 00054007214946
Color Red
Type Insulation Displacement
Conductor Size 22 To 16 AWG
Wire Size 22-16 AWG
Connection Type Pigtail
Temperature Rating 221 F
Family Brand Name 3M
Flame Retardant Yes
Sub Brand Scotchlok

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