P373 J560 7-WAY CONNECTOR INSERT

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Technical Specifications

Part Type	J560 7-Way Connector Insert
Part Number	P373
Brand / Line	Peterson Manufacturing
Description	J560 7-Way Insert; Solid Pin. Deep socket receptacle is 3/8" deeper for improved connection strength and reliability. Solid pin design for durable, long-lasting performance in heavy-duty trailer applications.
Pin Type	Solid Pin
Socket Depth	3/8" deeper than standard
Key Feature	Deeper socket for stronger, more reliable connection
Packaging	Poly Bag
Application	Assembly or repair of J560 7-way trailer connectors on heavy-duty trucks and trailers

Cross References

Brand	Part Number
Peterson Manufacturing	P373
Peterson Manufacturing	P374 (Split Pin version of the J560 7-Way Insert)
Application	J560 7-Way Insert with Solid Pins

Vehicle Fitment

Make	Model	Model Years	Notes
UNIVERSAL	All Heavy-Duty Trucks & Trailers using J560 7-Way Connectors (Freightliner, Kenworth, Peterbilt, International, Western Star, Mack, Volvo, Sterling)	2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026	J560 7-way connector assembly/repair
Buses & Coaches	2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026	J560 7-way connector assembly/repair
Trailers & Vocational Equipment	2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026	J560 7-way connector assembly/repair
Universal for any vehicle or trailer using standard J560 7-way trailer connectors.	Direct fit for J560 connector repair/assembly
Notes	Peterson P373 is the solid-pin version of the J560 7-way insert. The deeper socket design provides a stronger, more reliable connection compared to standard inserts. Ideal for new connector assembly or repair of existing J560 plugs on heavy-duty trucks and trailers. Pairs with the split-pin version (P374) depending on application preference.

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P373 J560 7-WAY CONNECTOR INSERT