{"product_id":"electro-hardware-p521m12f21-1032-female-hex-standoff-10-32","title":"Electro Hardware P521M12F21-1032 Female Hex Standoff 10-32","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe ELECTRO HARDWARE P521M12F21-1032 is a female hex circuit board standoff designed to mount and space printed circuit boards within enclosures, control panels, and electronic assemblies. Machined from Grade 2 steel with a zinc-plated clear chromate finish, this standoff accepts a 10-32 female thread and measures 3\/8 inches overall length with a 1\/4 inch width across flats. The hex body allows wrench engagement for secure installation without slipping. It meets ASTM B633 Type 1 and QQ-S-633 finish standards, making it a reliable choice for industrial and commercial electronics applications. Electricians, controls technicians, and panel builders install this hardware during board mounting and enclosure assembly work.\u003c\/p\u003e\n\u003cp\u003eThis standoff is suited for use in electrical control panels, HVAC control board assemblies, relay panels, and general electronic enclosure builds where PCB spacing and secure mechanical support are required. The 10-32 thread size is a common standard in panel and PCB hardware, and the 3\/8 inch body length provides a consistent standoff height between the board and mounting surface. The compact 1\/4 inch hex profile accommodates tight board layouts where clearance is limited.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eFemale 10-32 thread accepts machine screws for secure board fastening from both sides\u003c\/li\u003e\n  \u003cli\u003eHex body shape allows wrench engagement for controlled installation torque\u003c\/li\u003e\n  \u003cli\u003e3\/8 inch overall length provides defined PCB standoff height from mounting surface\u003c\/li\u003e\n  \u003cli\u003eZinc-plated clear chromate finish meets ASTM B633 Type 1 and QQ-S-633 standards for corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eGrade 2 steel construction for consistent strength in panel and enclosure environments\u003c\/li\u003e\n  \u003cli\u003eInch measurement system with tight length tolerance of plus or minus 0.005 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or new-installation standoff for circuit board mounting applications requiring a 10-32 female thread and 3\/8 inch standoff height in standard inch-measurement hardware configurations.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by electricians, controls technicians, or panel builders during enclosure assembly or board replacement work. De-energize the panel or assembly completely before handling circuit boards or installing standoffs. Use an appropriately sized hex wrench or nut driver matching the 1\/4 inch width across flats to seat the standoff firmly against the mounting surface without over-torquing. Follow applicable NEC guidelines for control panel construction and ensure all board mounting hardware is fully secured before restoring power.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Type\u003c\/strong\u003e: Female\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 10-32\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 3\/8 inches (0.375 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth Across Flats\u003c\/strong\u003e: 1\/4 inches (0.250 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody Shape\u003c\/strong\u003e: Hex\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel, Grade 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc-Plated Clear Chromate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: ASTM B633 Type 1, QQ-S-633\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength Tolerance\u003c\/strong\u003e: -0.005 to +0.005 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: ELECTRO HARDWARE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: P521M12F21-1032\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ELECTRO HARDWARE","offers":[{"title":"Default Title","offer_id":51742287266098,"sku":"P521M12F21-1032","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/69be0ea513ec4cbce20afd5016302ef1_d41d7e7b-6f46-429a-bd1f-aa72beecf18c.jpg?v=1788836498","url":"https:\/\/voomisupply.com\/products\/electro-hardware-p521m12f21-1032-female-hex-standoff-10-32","provider":"Voomi Supply","version":"1.0","type":"link"}