--- product_id: 156022840 title: "Milton (S-210) 1/4\" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack))" brand: "milton industries" price: "FREE" currency: PLN in_stock: false reviews_count: 8 category: "Outdoors" url: https://www.desertcart.pl/products/156022840-milton-s-210-1-4-npt-m-style-coupler-plug store_origin: PL region: Poland --- # Milton (S-210) 1/4" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack)) **Brand:** milton industries **Price:** FREE **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** Milton (S-210) 1/4" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack)) by milton industries - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/156022840-milton-s-210-1-4-npt-m-style-coupler-plug) ## Best For - milton industries enthusiasts ## Why This Product - Trusted milton industries brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Size:4-(Pack) Milton (S-210) M-Style Coupler and Plug Kit, (12-Piece) This pneumatic 12-pc. Milton (S-210) M-Style KWIK-CHANGE coupler/plug air accessory kit includes a variety of couplers, plugs and fittings with a 1/4" basic flow size (air handling capacity). 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. - Offer a maximum of 300 pounds per square inch. - Can withstand a max temperature of 250 degrees Fahrenheit. KIT INCLUDES: (2) 1/4" FNPT couplers (8) 1/4" MNPT plugs (2) 1/4" FNPT plugs Singular Milton Item Part #’s: #715 coupler (1/4" FNPT) #727 plug (1/4" MNPT) #728 plug (1/4" FNPT) ## Features - BASIC FLOW SIZE: All 1/4" body size air fittings. 1/4" NPT. Buna-N seals. - KWIK-CHANGE: Interchangeable/compatible with most manufacturers. Easy push to connect. - MAXIMUM: 40 SCFM. 300 PSI. Temperatures up to 250 degrees F. - QUALITY: Durable brass couplers. Case-hardened steel plugs, plated to resist rust and corrosion. - ›See more product details ## Images ![Milton (S-210) 1/4" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack)) - Image 1](https://m.media-amazon.com/images/I/51joo5ZKxsL.jpg) ![Milton (S-210) 1/4" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack)) - Image 2](https://m.media-amazon.com/images/I/41v2tedQ50L.jpg) ![Milton (S-210) 1/4" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack)) - Image 3](https://m.media-amazon.com/images/I/310PirSCBbL.jpg) ![Milton (S-210) 1/4" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack)) - Image 4](https://m.media-amazon.com/images/I/41IXGacYMEL.jpg) ![Milton (S-210) 1/4" NPT M-Style Coupler and Plug Kit, (12-Piece) (4-(Pack)) - Image 5](https://m.media-amazon.com/images/I/512b16oaH0L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Best quality *by R***Y on December 29, 2016* Have replaced all of the air fittings on my air tools with these. The fit and design tolerance are better than the original fittings and way better than the fittings available at big box stores. They lock together tight, with no play. They are heavy relative to other brands. No air leakage out of any of them. I've shown them to two other contractors and they were both impressed and plan to switch over to this brand when they rework their air tools. Classic case of paying for better quality. These work better than anticipated. I would rate these as best quality. ### ⭐⭐⭐⭐⭐ Still good after all these years *by D***D on December 1, 2015* The seller (Tool Deals) shipped this quickly in OEM packaging.This is a handy, inexpensive starter set with two female couplers; two 1/4 inch pipe female ends and eight male ends. That's probably a good mix for most people.The product itself was as expected; excellent. Milton developed the "M" style coupler and the original is still the best in my opinion.I have some air tools that have had Milton couplers on them for many years. The brass on some of the female couplers is visibly worn on the exterior where they've been dragged around on the concrete over the years but the couplers themselves continue to work perfectly with very, very little leakage. The new ones look exactly like the old ones and I think they're still made in America.In fact, I didn't need any of these for myself but bought them for my adult son who just got an air compressor and some air tools. I think the ones I have will probably last longer than me but, if I need a new one for a new tool, I'll buy Milton. ### ⭐⭐⭐⭐⭐ BUY THIS PRODUCT!!!!!! *by C***K on January 17, 2017* I don't normally write reviews but I thought this product deserved one. I bought this kit and talk about night and day difference from what I had. I went from every connection leaking (and yes I used Teflon tape) to not a single leak anywhere. These are phenomenal. I could feel the difference of the quick coupler the minute I connected them. The best part is not just the quality but the fact that these were just a couple dollars more than what I had. Well worth the buy. --- ## 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.pl/products/156022840-milton-s-210-1-4-npt-m-style-coupler-plug](https://www.desertcart.pl/products/156022840-milton-s-210-1-4-npt-m-style-coupler-plug) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-25*