![Tru-Flate 13-237 Coupler, 3/8 in, FNPT, Brass [SKU: ORG7008923]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/600x600/products/11951/12066/7008923__84627.1691777257.jpg?c=1 "Tru-Flate 13-237 Coupler, 3/8 in, FNPT, Brass [SKU: ORG7008923]")
![Tru-Flate 13-237 Coupler, 3/8 in, FNPT, Brass [SKU: ORG7008923]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/1280x1280/products/11951/12066/7008923__84627.1691777257.jpg?c=1 "Tru-Flate 13-237 Coupler, 3/8 in, FNPT, Brass [SKU: ORG7008923]")
Product Overview
Adopted by most coupler manufacturers, this plug design is considered the industrial standard. It can be identified by the 3/16 in pilot and flat bottom V-shaped ball groove. Conforms to ANSI (NFPA) T3.20.14-1990 dimensions. [QTY/UOM: 1CD / 1CD]
![Tru-Flate 13-537 Coupler, 3/8 in, FNPT [SKU: ORG6277933]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40073/39518/6277933__95926.1691786870.jpg?c=1 "Tru-Flate 13-537 Coupler, 3/8 in, FNPT [SKU: ORG6277933]")
![Tru-Flate 13-613 Coupler, 3/8 in, FNPT, Steel [SKU: ORG6278071]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40075/39520/6278071__27473.1691786871.jpg?c=1 "Tru-Flate 13-613 Coupler, 3/8 in, FNPT, Steel [SKU: ORG6278071]")
![Tru-Flate 13-135 Coupler, 1/4 in, FNPT, Brass [SKU: ORG6277057]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40065/39510/6277057__04622.1691786866.jpg?c=1 "Tru-Flate 13-135 Coupler, 1/4 in, FNPT, Brass [SKU: ORG6277057]")
![Tru-Flate 13-235 Coupler, 1/4 in, FNPT, Brass [SKU: ORG6277297]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/11949/12064/6277297__34432.1691777257.jpg?c=1 "Tru-Flate 13-235 Coupler, 1/4 in, FNPT, Brass [SKU: ORG6277297]")
![Tru-Flate 13-335 Coupler, 1/4 in, FNPT, Brass [SKU: ORG6277396]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40069/39514/6277396__11267.1691786868.jpg?c=1 "Tru-Flate 13-335 Coupler, 1/4 in, FNPT, Brass [SKU: ORG6277396]")