--- product_id: 323156797 title: "Milton (S-715) 1/4\" FNPT Female M-Style KWIK-CHANGE Coupler, Red" brand: "milton" price: "€ 64.77" currency: EUR in_stock: true category: "Milton" url: https://www.desertcart.sk/products/323156797-milton-s-715-1-4-fnpt-female-m-style-kwik store_origin: SK region: Slovakia --- # 40 SCFM airflow capacity Max temp 250°F 1/4" FNPT thread size Milton (S-715) 1/4" FNPT Female M-Style KWIK-CHANGE Coupler, Red **Brand:** milton **Price:** € 64.77 **Availability:** ✅ In Stock ## Summary > ⚡ Connect Fast, Work Smart — The Ultimate Kwik-Change Powerhouse! ## Quick Answers - **What is this?** Milton (S-715) 1/4" FNPT Female M-Style KWIK-CHANGE Coupler, Red by milton - **How much does it cost?** € 64.77 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/323156797-milton-s-715-1-4-fnpt-female-m-style-kwik) ## Best For - milton enthusiasts ## Why This Product - Trusted milton brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Powerful Performance:** Handles up to 300 PSI inlet pressure and 40 SCFM airflow for demanding pneumatic tasks. - • **Plug & Play Convenience:** Kwik-Change design ensures quick, hassle-free interchangeability across multiple toolkits. - • **Industry Standard M-Style:** Seamlessly compatible with all major brands following MIL-C-4109 specs. - • **Heat-Resistant Reliability:** Operates flawlessly in temperatures up to 250°F, perfect for tough environments. - • **Robust Brass & Steel Build:** Durable brass coupler with case-hardened steel drag guard resists rust and accidental uncoupling. ## Overview The Milton S-715 1/4" FNPT Female M-Style Kwik-Change Coupler is the pneumatic industry’s go-to standard, engineered for seamless compatibility, robust durability, and high-performance airflow. Crafted from brass with a hardened steel drag guard, it supports up to 300 PSI and 40 SCFM, while enduring temperatures up to 250°F. Trusted by professionals and included in multiple Milton kits, it guarantees quick, reliable connections that keep your workflow unstoppable. ## Description Milton (S-715) 1/4" FNPT Female M-Style KWIK-CHANGE Coupler Milton Industries is proud to be the creator and leader of the pneumatic industry standard M-Style coupler. This 1/4" FNPT M style brass coupler has a 1/4" basic flow size, offering a maximum of 300 PSI. Comes with Buna-N seal and air flow of 40 SCFM. You can also find this S-715 air coupler included in these Milton coupler/plug and accessory kits: #711, #S-210, #S-210-14, #S-211, #S-212, #S-218, #S-222, #MK506-2, #MK1669-1, #MK506-1. Milton M-Style Kwik Change couplers are made of brass, while M-Style Kwik Change plugs are made of case-hardened steel and are plated to resist rust. This collection of couplers and plugs: - Will interchange with all manufacturers who comply with the dimensional requirements of military specification MIL-C-4109. - Offer a maximum airflow of 40 standard cubic feet per minute (except for select Push Button options). - Offer a maximum of 300 pounds per square inch. - Can withstand a max temperature of 250 degrees Fahrenheit. ## Features - M-STYLE: The industry standard coupler. Milton M-style, ColorFit M-style, + red compeor couplers/plugs are all compatible. - KWIK-CHANGE: Interchangeable/compatible with most manufacturers. Compliant with military specification MIL-C-4109. - NPT: 1/4" female national pipe thread flow size. Case hardened steel drag guard to prevent accidental uncoupling and resist rust. Durable brass. Buna-N seals. - MAXIMUM: 40 standard cubic feet per minute (SCFM). 300 PSI inlet pressure. Temperatures up to 250 degrees F. - INCLUDED IN MILTON M-STYLE KITS: #711, S-210, S-210-14, S-211, S-212, S-218, S-222, MK506-2, MK1669-1, MK506-1..The industry standard M style coupler.1/4" female national pipe thread.Kwik Change couplers will interchange with all manufacturers.40 standard cubic feet per minute.Maximum temperature of 250 degrees Fahrenheit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0002SQTAK | | ASIN | B0002SQTAK | | Best Sellers Rank | #185,341 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #281 in Air Tool Fittings | | Brand Name | Milton | | Color | Red | | Connector Type | Coupling | | Customer Reviews | 4.7 4.7 out of 5 stars (1,578) | | Customer reviews | 4.7 4.7 out of 5 stars (1,578) | | Date First Available | 7 August 2012 | | Department | Unisex-Adult | | Exterior Finish | Brass | | Global Trade Identification Number | 00030937007155 | | Included Components | 1 Milton Branded Product | | Is Discontinued By Manufacturer | No | | Item Dimensions | 50 x 24 x 24 millimeters | | Item Type Name | Milton s-715 1/4" Fem. Body M-Style | | Item Weight | 0.1 Pounds | | Item model number | S-715 | | Manufacturer | Milton Industries | | Manufacturer | Milton Industries | | Manufacturer Part Number | S-715 | | Material Type | Brass | | Model Number | S-715 | | Number of Packs | 1 | | Number of Pieces | 1 | | Product Dimensions | 4.98 x 2.36 x 2.36 cm; 45.36 g | | Set Name | Milton M-Style | | Size | Single | | Thread Size | 0.25 inch | | Thread Type | NPT | | UPC | 030937007155 | | Unit Count | 1 Count | ## Product Details - **Brand:** Milton - **Colour:** Red - **Item dimensions L x W x H:** 50 x 24 x 24 millimeters - **Material:** Brass - **Size:** Single ## Images ![Milton (S-715) 1/4" FNPT Female M-Style KWIK-CHANGE Coupler, Red - Image 1](https://m.media-amazon.com/images/I/61FjCbQdNfL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Questions & Answers **Q: My 10+ year old s-715 hisses, even after installing new s-727 plugs. does the very small o-ring in this s-715 eventually wear out?** A: Yes, orings can get old and less plyable so they will not seal as well **Q: is this for high pressure propane on an RV tank?** A: The model number S-715 will be an air style fitting. The maximum pressure will be 300 PSI. **Q: Where is it made?** A: Mine says made in USA on packaging. Nothing listed on the part itself. I like mine, purchased several and all work good. Would buy again. **Q: If a single pack costs $4.68, why does a 2 pack cost $16.99 ??** A: Better quality or greed ## Frequently Bought Together - Milton (S-715) 1/4" FNPT Female M-Style KWIK-CHANGE Coupler , Red - Milton (S-716) 1/4" Male NPT M Style (Industrial) Air fitting Quick Connect Coupler (Packaging May Vary) - Milton Industries S-728 1/4" FNPT M Style Plug, Steel - 2 Count (Pack of 1) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/323156797-milton-s-715-1-4-fnpt-female-m-style-kwik](https://www.desertcart.sk/products/323156797-milton-s-715-1-4-fnpt-female-m-style-kwik) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-08-25*