Here is a table from
http://www.dexterpartsonline.com/page/402089726 They list the axles by p/n and weight rating. The website could provide additional information. All of their bearings are from China so I bought my Timkens on eBay! Table doesn’t quite retain its column formatting. Better on website.
Part # Description Inner Outer Seal Cap Nuts
27-080 2K - 4 Lug Bolt (DEX HUB) L44649 L44649 10-9 Non-EZ 1/2" Bolt
27-080-1 2K - 4 Lug Bolt L44643 1" L44643 10-3 Non-EZ 1/2" Bolt
27-080-2 2K - 4 Lug L44643 1" L44643 10-3 Non-EZ 1/2"-20
27-080-3 2K - 4 Lug (DEX HUB) L44649 L44649 10-9 Non-EZ 1/2"-20
27-081 2K - 4 Lug Bolt (DEX HUB) L44649 L44649 10-60 EZ 1/2"-Bolt
27-082 2K - 5 Lug (DEX HUB) L44649 L44649 10-9 Non-EZ 1/2"-20
27-082-1 2K - 5 Lug L44643 1" L44643 10-3 EZ 1/2"-20
27-083 2K - 5 Lug (DEX HUB) L44649 L44649 10-60 EZ 1/2"-20
27-084 3.5K - 5 Lug L68149 L44649 10-4 Non-EZ 1/2"-20
27-085 3.5K - 5 Lug L68149 L44649 10-19 EZ 1/2"-20
27-086 5.2K - 6 Lug 25580 L67048 10-54 Non-EZ 1/2"-20
27-087 5.2K - 6 Lug 25580 L67048 10-36 EZ 1/2"-20
27-088 6K LD - 6 Lug 25580 15123 10-54 Non-EZ 1/2"-20
27-088-1 UTG - 5 Spoke 25580 15123 10-54 Non-EZ Clamps
27-089 6K LD - 6 Lug 25580 15123 10-36 EZ 1/2"-20
27-089-1 UTG - 5 Spoke 25580 15123 10-36 EZ Clamps
27-089-MHU MHU - 5 Spoke L68149 LM67048 10-40 Non-EZ Clamps
27-090 7K - 8 Lug 25580 14125A 10-54 Non-EZ 1/2"-20
27-091 7K - 8 Lug 25580 14125A 10-36 EZ 1/2"-20
27-092 8K - 8 Lug (9/16") 25580 02475 10-63 Oil 9/16"-18
27-092-1 8K - 8 Lug (9/16") 25580 02475 10-63 EZ 9/16"-18
27-092-2 8K - 8 Lug (9/16") 25580 02475 10-63 Non-EZ 9/16"-18
27-093 8K - 8 Lug (5/8") 25580 02475 10-63 Oil 5/8"-18
27-093-1 8K - 8 Lug (5/8") 25580 02475 10-63 EZ 5/8"-18
27-093-2 8K - 8 Lug (5/8") 25580 02475 10-63 Non-EZ 5/8"-18
27-094 9-10K GD - 8 Lug 387A 25580 10-51-1 Oil 5/8"-18
27-095 10K HD - 8 Lug 395S 387A 10-56 Oil 5/8"-18