Milton 711 ¼″ M‑Style Coupler & Plug Kit

Milton 711 ¼″ M‑Style Coupler & Plug Kit is the professional choice for pneumatic applications requiring fast, secure, and leak-free connections. this premium kit includes one brass-bodied coupler and one steel plug, crafted to deliver outstanding performance under demanding conditions. the Milton 711 ¼″ M‑Style Coupler & Plug Kit is engineered with tight tolerances and precision seals to maintain system pressure efficiently.

the kit’s ¼″ FNPT coupler and ¼″ MNPT plug support up to 300 psi of inlet pressure and 40 SCFM airflow, making it ideal for powering tools such as impact wrenches, air hammers, spray guns, and ratchets. the brass coupler resists corrosion and wear, while the steel plug ensures robust durability. both pieces use high-grade Buna‑N seals that are resistant to heat, oil, and general wear, providing consistent sealing over time.

assembled with Milton’s trademark industrial precision, the Milton 711 ¼″ M‑Style Coupler & Plug Kit meets MIL-C-4109 dimensions and international ISO‑6150B interchange standards, making it compatible with all M‑Style fittings across brands. the kit is tested for high-cycle durability and reliability, featuring a push-to-connect coupler sleeve for fast, secure connections and a plug that locks in with a tactile click.

H2 Main Features

• ¼″ FNPT brass M‑style coupler and ¼″ MNPT steel plug

• Rated 300 psi max inlet pressure

• Handles airflow up to 40 SCFM

• Full MIL-C-4109 and ISO 6150B compliance

• Durable brass and plated steel body

• Buna‑N seals resist heat and chemicals

• Push-lock coupling and secure plug engagement

H2 Technical Specifications

H2 Applications

The Milton 711 ¼″ M‑Style Coupler & Plug Kit is widely used in:

• Automotive and industrial air tools

• Air compressor quick-change systems

• Pneumatic maintenance kits

• Manufacturing tool kits

• On-site and mobile pneumatic setups

H2 Installation & Care

1. Wrap ¼″ male threads with PTFE tape for leak-free installation.

2. Tighten coupler into female port and plug into matching M‑Style coupler until locked.

3. After use, disconnect plug and store hoses to avoid damage.

4. Keep fittings clean and free of debris; lubricate sleeve lightly to maintain seal integrity.

5. Inspect seals periodically and replace if air leaks are detected.

H2 Benefits

• Professional-grade airflow with 300 psi/40 SCFM capacity

• Reliable sealing using high-quality Buna‑N seals

• Quick, tool-free connection and disconnection

• Robust brass and steel construction for longevity

• Industry-standard M‑Style compatibility across brands

• Made in the USA, ensuring high manufacturing standards

H2 Why Choose Milton

Milton has led the industry since 1943, establishing its reputation with high-quality pneumatic tools and fittings. the Milton 711 ¼″ M‑Style Coupler & Plug Kit exemplifies that legacy—combining rugged design, precise manufacturing, and interchangeability with global standards for unmatched performance.