Stock Coupling Diameters & Lengths DOWNLOAD PUBLICATION PART DESCRIPTION O.D. LENGTH MIN. SAW LENGTH 1/8″-3000# FULL 3/4″ 1-1/4″ 1.312 1/8″ -6000# FULL 7/8″ 1-1/4″ 1.312 1/8″ -3000# HALF 3/4″ 5/8″ N/A 1/8″ -6000# FULL 7/8″ 5/8″ 5/8″ 1/8″ – A.P.I. FULL 9/16″ 1-1/16″ 1.093 1/8″ E.H.N.R. FULL 9/16″ 1-1/16″ 1.093 1/4″ – 3000# FULL, 25-R-3 3/4″ 1-3/8″ 1.437 1/4″ – 6000# FULL, 25-R-6 1″ 1-3/8″ 1.437 1/4″ – 3000# HALF 3/4″ 11/16″ N/A 1/4″ – 3000# HALF 1″ 11/16″ N/A 1/4″ A.P.I FULL 23/32″ 1-5/8″ 1.687 1/4″ E.H.N.R FULL 23/32″ 1-5/8″ 1.687 1/4″ -3000# COUPLET 15/16″ 1-3/16″ 1.218 1/4″ -6000# COUPLET 1″ 1-3/16″ 1.218 25-L-3 3/4″ 2-3/8″ 2.347 25-L-6 1″ 2-3/8″ 2.347 3/8″ – 3000# FULL 7/8″ 1-1/2″ 1.562 3/8″ – 6000# FULL 1-1/4″ 1-1/2″ 1.562 3/8″ – 3000# HALF 7/8″ 3/4″ N/A 3/8″ – 6000# HALF 1-1/4″ 3/4″ N/A 3/8″ A.P.I FULL 7/8″ 1-5/8″ 1.687 3/8″ E.H.N.R FULL 7/8″ 1-5/8″ 1.687 3/8″ – 3000# COUPLET 1-1/16″ 1-3/16″ 1.218 3/8″ – 6000# COUPLET 1-1/4″ 1-3/16″ 1.218 1/2″ – 3000# FULL, 50-R-3 1-1/8″ 1-7/8″ 1.937 1/2″ – 6000# FULL, 50-R-6 1-1/2″ 1-7/8″ 1.937 1/2″ – 3000# HALF 1-1/8″ 15/16″ N/A 1/2″ – 6000# HALF 1-1/2″ 15/16″ N/A 1/2″ A.P.I FULL 1-1/16″ 2-1/8″ 2.187 1/2″ E.H.N.R FULL 1-1/16″ 2-1/8″ 2.187 1/2″ – 3000# COUPLET 1-3/8″ 1-15/16″ 1.375 1/2″ – 6000# COUPLET 1-1/2″ 1-15/16″ 1.375 1/2″ – 6000# BLIND 1-1/2″ 1-7/8″ 1.937 50-S-3 1-1/8″ 1-3/8″ 1.437 50-L-3 1-1/8″ 2-7/8″ 2.937 50-XL-3 1-1/8″ 4″ 4.062 50-S-6 1-1/2″ 1-3/8″ 1.437 50-L-6 1-1/2″ 2-7/8″ 2.937 50-XL-6 1-1/2″ 4″ 4.062 50-XXL-6 1-1/2″ 6″ 6.062 up to 18″ Long 3/4″ – 3000# FULL, 75-R-3 1-3/8″ 2″ 2.062 3/4″ – 6000# FULL, 75-R-6 1-3/4″ 2″ 2.062 3/4″ – 3000# HALF 1-3/8″ 1″ N/A 3/4″ – 6000# HALF 1-3/4″ 1″ N/A 3/4″ A.P.I FULL 1-5/16″ 2-1/8″ 2.187 3/4″ E.H.N.R FULL 1-5/16″ 2-1/8″ 2.187 3/4″ – 3000# COUPLET 1-1/2″ 1-3/8″ 1.437 3/4″ – 6000# COUPLET 1-3/4″ 1-3/8″ 1.437 3/4″ – 6000# BLIND 1-3/4″ 2″ 2.062 75-S-3 1-3/8″ 1-1/2″ 1.562 75-XR-3 1-3/8″ 2-3/4″ 2.812 75-L-3 1-3/8″ 3″ 3.062 75-S-6 1-3/4″ 1-1/2″ 1.562 75-L-6 1-3/4″ 3″ 3.062 75-XL-6 1-3/4″ 4″ 4.062 75-XXL-6 1-3/4″ 6″ 6.062 up to 18″ Long 1″ – 3000# FULL, 100-R-3 1-3/4″ 2-3/8″ 2.437 1″ – 6000# FULL, 100-R-6 2-1/4″ 2-3/8″ 2.437 1″ – 3000# HALF 1-3/4″ 1-3/16″ N/A 1″ – 6000# HALF 2-1/4″ 1-3/16″ N/A 1″ A.P.I FULL 1-9/16″ 2-5/8″ 2.687 1″ E.H.N.R FULL 1.660 2-5/8″ 2.687 1″ – 3000# COUPLET 2-1/4″ 1-11/16″ 1.750 1″ – 6000# COUPLET 2-1/4″ 1-11/16″ 1.750 1″ – 6000# BLIND 2-1/4″ 2-3/8″ 2.437 100-S-3 1-3/4″ 1-3/4″ 1.812 100-L-3 1-3/4″ 3-3/8″ 3.437 100-S-6 2-1/4″ 1-3/4″ 1.812 100-L-6 2-1/4″ 3-3/8″ 3.437 100-XL-6 2-1/4″ 4″ 4.062 100-XXL-6 2-1/4″ 6″ 6.062 up to 18″ Long 1-1/4″ – 3000# FULL,125-R-3 2-1/4″ 2-5/8″ 2.687 1-1/4″ – 6000# FULL 2-1/2″ 2-5/8″ 2.687 1-1/4″ – 3000# HALF 2-1/4″ 1-5/16″ N/A 1-1/4″ – 6000# HALF 2-1/2″ 1-5/16″ N/A 1-1/4″ A.P.I FULL 2-1/16″ 2-3/4″ 2.812 1-1/4″ E.H.N.R FULL 2-1/16″ 2-3/4″ 2.812 1-1/4″ – 3000# COUPLET 2-1/4″ 1-7/8″ 1.937 1-1/4″ – 6000# COUPLET 2-1/2″ 1-7/8″ 1.937 125-XXL-3 2-1/4″ 6″ 6.062 Up to 18″ Long 1-1/2″ – 3000# FULL, 150-R-3 2-1/2″ 3-1/8″ 3.187 1-1/2″ – 6000# FULL, 150-R-6 3″ 2-5/8″ 3.187 1-1/2″ – 3000# HALF 2-1/2″ 1-9/16″ N/A 1-1/2″ – 6000# HALF 3″ 1-9/16″ N/A 1-1/2″ A.P.I FULL 2.200 2-3/4″ 2.812 1-1/2″ E.H.N.R FULL 2.200 2-3/4″ 2.812 1-1/2″ – 3000# COUPLET 2-1/2″ 2″ 2.062 1-1/2″ – 6000# COUPLET 3″ 2″ 2.062 150-XL-3 2-1/2″ 4″ 4.062 150-XXL-3 2-1/2″ 6″ 6.062 150-XL-6 3″ 4″ 4.062 150-XXL-6 3″ 6″ 6.062 Unlimitied Length 2″ – 3000# FULL, 200-R-3 3″ 3-3/8″ 3.438 2″ – 6000# FULL, 200-R-6 3-5/8″ 3-3/8″ 3.438 2″ – 3000# HALF 3″ 1-11/16″ N/A 2″ – 6000# HALF 3-5/8″ 1-11/16″ N/A 2″ A.P.I FULL 2-7/8″ 2-7/8″ 2.938 2″ E.H.N.R FULL 2-7/8″ 2-7/8″ 2.938 2″ A.P.I HALF 2-7/8″ 1-3/8″ N/A 2″ E.H.N.R HALF 2-7/8″ 1-3/8″ N/A 2″ – 3000# COUPLET 3″ * 2-1/4″ 2.313 2″ – 6000# COUPLET 3-5/8″ 2-1/4″ 2.313 2″ – 6000# BLIND 3-5/8″ 3-3/8″ 3.438 200-XL-3 3″ 4″ 4.063 200-XXL-3 3″ 6″ 6.063 200-XL-6 3-5/8″ 4″ 4.063 200-XXL-6 3-5/8″ 6″ 6.063 Unlimited Length 2-1/2″ – 3000# FULL 3-5/8″ 3-5/8″ 3.688 2-1/2″ – 6000# FULL 4-1/4″ 3-5/8″ 3.688 2-1/2″ – 3000# HALF 3-5/8″ 1-13/16″ N/A 2-1/2″ – 6000# HALF 4-1/4″ 1-13/16″ N/A 2-1/2″ A.P.I FULL 3-3/8″ 4-1/8″ 4.188 2-1/2″ E.H.N.R FULL 3-3/8″ 4-1/8″ 4.188 2-1/2″ – 3000# COUPLET 3-5/8″ 2-1/2″ 2.563 2-1/2″ – 6000# COUPLET 4-1/4″ 2-1/2″ 2.563 Unlimited Length 3″ – 3000# FULL 4-1/4″ 4-1/4″ 4.313 3″ – 6000# FULL 5″ 4-1/4″ 4.313 3″ – 3000# HALF 4-1/4″ 2-1/8″ N/A 3″ – 6000# HALF 5″ 2-1/8″ N/A 3″ A.P.I FULL 4″ 4-1/4″ 4.313 3″ E.H.N.R FULL 4″ 4-1/4″ 4.313 3″ – 3000# COUPLET 4-1/4″ 2-3/4″ 2.813 3″ – 6000# COUPLET 5″ 2-3/4″ 2.813 3″ – 3000# TOE X 6″ LG. 4-1/4″ 6″ 6.063 5″ 6″ 6.063 Unlimited Length 4″ – 3000# FULL 5-1/2″ 4-3/4″ 4.828 4″ – 6000# FULL 6-1/4″ 4-3/4″ 4.828 4″ – 3000# HALF 5-1/2″ 2-3/8″ N/A 4″ – 6000# HALF 6-1/4″ 2-3/8″ N/A 4″ A.P.I FULL 5.200 4-1/2″ 4.563 4″ E.H.N.R FULL 5.200 4-1/2″ 4.563 4″ – 3000# COUPLET 5-1/2″ 3″ 3.046 4″ – 6000# COUPLET 6-1/4″ 3″ 3.046 Unlimited Length DOWNLOAD PUBLICATION Copyright © 2021 | Production Manufacturing