One Quarter Inch NPT M Style Air Coupler And Plug Kit Twelve Piece Set For Quick Change Connects Durable Brass Fittings With Case Hardened Steel Plugs Interchangeable With Most Brands 40 SCFM 300 PSI Up To 250 Degrees F

1/4 in NPT M-Style Kwik-Change Air Coupler Kit, 12pc Set ✔️ 40 SCFM max @ 300 PSI, 1/4 in NPT M-style kit, brass

This 12-piece M-Style KWIK-CHANGE air coupler and plug kit uses brass fittings and case-hardened steel plugs. It’s designed for quick-change connections in workshop air lines and industrial pneumatic systems, and is compatible with brands meeting MIL-C-4109 standards.

✅ 12-piece set includes 2 female couplers, 8 male plugs, and 2 female plugs
✅ 1/4 in basic flow size with FNPT and MNPT configurations
✅ Interchangeable with most brands that meet MIL-C-4109
✅ Brass body couplers, case-hardened steel plugs plated for rust resistance
✅ Max airflow 40 SCFM and max pressure 300 PSI, up to 250°F

💡 What is an air coupler and plug kit used for? Quick, handy connections in pneumatic systems help speed up setups and reduce downtime.
- It creates reliable, push-to-connect joints on 1/4 in lines.
- MIL-C-4109 interchangeability makes it easy to swap brands.
- Brass body with rust-resistant case-hardened steel plugs lasts longer.
- Ideal for workshops, fabrication shops, and maintenance bays.