# Title: 688 - Deep Groove Radial Ball Bearing, 0.315" Bore (ID)


## Description: High-Performance Deep Groove Ball Bearing 688 is a precision deep groove radial ball bearing designed for smooth rotation, reduced friction, and dependable performance in high-speed and general-purpose applications. Manufactured for durability and consistent operation, this bearing is suitable for electric motors, small machinery, tools, and mechanical assemblies. Part Number 688 Inner Diameter (Bore) 0.315 in | 8 mm Outer Diameter 0.63 in | 16 mm Width (Closed Seal) 0.197 in | 5 mm Width (Open Style) 0.157 in | 4 mm Seal Types Open (No Seal) Metal Shield (ZZ) Rubber Seal (2RS) Cross Reference L-1680DD, MR688-2RS, R-1680DD, 688.2RSJ, 688LLB, 688LLU, 688VV, 688DDU, 688RS, 628/8-2RS, 628/8-2RS1, L-1680ZZ, MR688-ZZ, R-1680-ZZ, W688ZZ, 688-2Z, 688Z, 688.2ZR, 688ZZ, 628/8-ZZ, X8ZZ, 688ZZS, W688ZZA, 609, AY9, WX8, L1680, 4462-00, 618/8, X-8, UL816, 699, 619/9, L-2090, EL-9, 609/QE6, 609Y, 9BC10


## Product type: Ball Bearings


## Vendor: QJZ Bearings


## Tags: QJZ Bearings, Shopify Collective


## Price range: 9.99 - 9.99 USD


## Link: https://shop.water-services.us/products/688-deep-groove-radial-ball-bearing-0-315-bore-id


## Options 

- Seal Type: Double Rubber Seal (2RS), Flanged w/ Double Rubber Seal (2RS), Stainless Steel w/ Double Rubber Seal (2RS, Double Metal Shield (ZZ), Flanged w/ Double Metal Shield (ZZ), Open Style (No Seal)


## Variants

- Double Rubber Seal (2RS), SKU: 688-2RS-x1, Available: yes, Inventory: 50, Delivery profile: Shopify Collective
- Flanged w/ Double Rubber Seal (2RS), SKU: sku-47139188342923, Available: no, Inventory: 0, Delivery profile: Shopify Collective
- Stainless Steel w/ Double Rubber Seal (2RS, SKU: sku-47139188375691, Available: no, Inventory: 0, Delivery profile: Shopify Collective
- Double Metal Shield (ZZ), SKU: 688-ZZ-x1, Available: no, Inventory: 0, Delivery profile: Shopify Collective
- Flanged w/ Double Metal Shield (ZZ), SKU: sku-47139188408459, Available: no, Inventory: 0, Delivery profile: Shopify Collective
- Open Style (No Seal), SKU: 688-OPEN-x1, Available: yes, Inventory: 50, Delivery profile: Shopify Collective


## Metafields 

- google_product_category: 1470
- product_status: {"pending":0,"failed":0,"approved":6}