Grainger Hex Head Cap Screw: Stainless Steel
The APPROVED VENDOR Hex Head Cap Screw is a plain, Grade 18-8 stainless steel vented hex head cap screw with a 5/16"-18 thread size (MPN 31-VH-31C-100). 3G Electric interprets customer demand and delivers genuine…
SKU 3G-OTH-535300
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Product Description
The APPROVED VENDOR Hex Head Cap Screw is a plain, Grade 18-8 stainless steel vented hex head cap screw with a 5/16"-18 thread size (MPN 31-VH-31C-100). 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor for brands including Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump and FBR.
Frequently Asked Questions
What is an APPROVED VENDOR vented hex head cap screw used for?
This vented hex head cap screw is used in applications requiring trapped air or gas to escape during tightening, such as in fluid power systems or enclosures. The Grade 18-8 stainless steel provides corrosion resistance for industrial environments. 3G Electric supplies this genuine APPROVED VENDOR part worldwide.
What are the specifications of the APPROVED VENDOR 31-VH-31C-100 hex head cap screw?
The APPROVED VENDOR 31-VH-31C-100 is a plain, Grade 18-8 stainless steel vented hex head cap screw with a 5/16"-18 thread size. It is designed for applications requiring venting during assembly. 3G Electric sources this genuine part for global delivery.
Where to buy APPROVED VENDOR vented hex head cap screws worldwide?
3G Electric supplies genuine APPROVED VENDOR vented hex head cap screws worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this Grade 18-8, 5/16"-18 thread size screw to your facility. Contact us for availability and lead time.
How to select the correct vented hex head cap screw for an application?
Select a vented hex head cap screw based on thread size, material grade, and venting requirement. For this APPROVED VENDOR screw, the 5/16"-18 thread and Grade 18-8 stainless steel suit general industrial use where corrosion resistance and gas escape are needed. 3G Electric can help confirm fitment for your application.
Grainger Products
3G Electric supplies Grainger 18-8 stainless steel vented hex head cap screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

