![Tru-Flate 12-537 Plug, 3/8 in, FNPT, Steel [SKU: ORG6276885]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/600x600/products/11947/12062/6276885__28520.1691777256.jpg?c=1 "Tru-Flate 12-537 Plug, 3/8 in, FNPT, Steel [SKU: ORG6276885]")
![Tru-Flate 12-537 Plug, 3/8 in, FNPT, Steel [SKU: ORG6276885]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/1280x1280/products/11947/12062/6276885__28520.1691777256.jpg?c=1 "Tru-Flate 12-537 Plug, 3/8 in, FNPT, Steel [SKU: ORG6276885]")
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 12-613 Plug, 3/8 in, FNPT, Steel [SKU: ORG7008915]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40077/39522/7008915__89161.1691786871.jpg?c=1 "Tru-Flate 12-613 Plug, 3/8 in, FNPT, Steel [SKU: ORG7008915]")
![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 12-135 Plug, 1/4 in, FNPT, Steel [SKU: ORG6275432]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40055/39500/6275432__08616.1691786863.jpg?c=1 "Tru-Flate 12-135 Plug, 1/4 in, FNPT, Steel [SKU: ORG6275432]")
![Tru-Flate 12-335 Plug, 1/4 in, FNPT, Steel [SKU: ORG6275804]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40057/39502/6275804__19236.1691786864.jpg?c=1 "Tru-Flate 12-335 Plug, 1/4 in, FNPT, Steel [SKU: ORG6275804]")
![Tru-Flate 12-611 Plug, 1/4 in, FNPT, Steel [SKU: ORG8907644]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/40080/39525/8907644__07997.1691786872.jpg?c=1 "Tru-Flate 12-611 Plug, 1/4 in, FNPT, Steel [SKU: ORG8907644]")