Bolt Length Chart – Skidmore-Wilhelm

Bolt Length Chart

  MS MZ   HS  
MODEL S J M/ML/RL Regular Short Bolt Regular Short Bolt H Regular Short Bolt K
Bolt Size 5,000# 30,000# 110,000# 90,000# 90,000# 125,000# 125,000# 170,000# 170,000# 170,000# 220,000#
#6 1/2                    
#8 5/8                    
#10 7/8 7/8                  
1/4" 7/8 1                  
5/16" 1 1-1/4 1-1/2                
3/8"   1-1/2 1-3/4                
7/16"   1-3/4 2                
1/2"   2 2-1/4 1-3/4 1-1/2 2 1-1/4        
5/8"     2-1/2 2 1-1/2 2-1/4 1-1/2        
3/4"     2-3/4 2 1-3/4 2-1/2 1-3/4        
7/8"     2-3/4 2-1/4 2 2-3/4 2        
1"     3 2-1/2 2-1/4 3 2-1/4 3-1/4 3 2-1/4  
1-1/8"     4-3/4 3-1/4 2-1/2 3-1/4 2-1/2 5-1/4 3-1/4 2-1/2  
1-1/4"     5 3-3/8 2-3/4 3-1/2 2-3/4 5-1/2 3-1/2 2-3/4 5-1/2
1-3/8"               5-1/2 3-3/4 3-1/4 6
1-1/2"               5-3/4 4 3-3/4 6-1/2
1-3/4"                     8
2"                     8
2-1/4"                     9
2-1/2"                     9-1/4


** Spacer kits are available to increase grip on longer bolts