- Length of a carriage bolt is measured from the underhead bearing surface to the extreme end of the bolt . - ASME B18.5-1990 does not specify dimensions for the #8 or #12 diameters. Data listed for these sizes is independent of the ASME specification. Portland Bolt manufactures carriage bolts from 1/2″ diameter through 1-1/4″ diameter in most ASTM, AASHTO, and SAE specifications. Special tooling can be created to produce nonstandard head dimensions , carriage bolts larger than 1″ in diameter, or bolt … Metric, Carriage Bolt, A2 Stainless Steel The information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. If the order received does not meet these requirements, it may result in a supplier corrective action request, which could jeopardize your status as an approved vendor.

Carriage Bolts, Grade A, Zinc Plated The information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. If . Nominal Size or Basic Bolt Diameter Square Depth P Corner Radius on Square A H O Specification Requirements: Dimensions and other information regarding this type of bolt are available from your sales representative. Step bolts look similar to carriage bolts . Dimensions vary slightly and are … Fastener Type Chart . Print this page . Printable Version (PDF) Fastener Categories; Wood Screws Screws with a smooth shank and tapered point for use in wood. Abbreviated WS : Machine Screws Screws with threads for use with a nut or tapped hole. Carriage Bolts

The carriage bolt features a smooth rounded head The carriage bolt features a smooth rounded head for appearance safety and security. The square shank under the head pulls into the material as nuts are tightened; The prevents the bolt from turning. The carriage bolt features a smooth rounded head The carriage bolt features a smooth rounded head for appearance safety and security. The square shank under the head pulls into the material as nuts are tightened; The prevents the bolt from turning.