Imperial Spring Pins

Spring Pins

Carbon Steel (HV 458-560)

Heavy Duty

P314 - Slotted Spring Pin

ASME B18.8.2

Basic Pin Diameter 1/16 5/64 3/32 1/8 5/32 3/16 7/32 1/4 5/16 3/8 7/16 1/2 5/8* 3/4*
.062 .078 .094 .125 .156 .187 .219 .250 .312 .375 .437 .500 .625 .750
Diameter Code 001 - 003 005 007 009 - 014 016 018 020 024 026 028
Pin Diameter D Min .066 .083 .099 .131 .162 .194 .226 .258 .321 .385 .448 .513 .640 .768
Max .069 .086 .103 .135 .167 .199 .232 .264 .330 .395 .459 .524 .653 .784
Chamfer Diameter B Max .059 .075 .091 .122 .151 .182 .214 .245 .306 .368 .430 .485 .608 .730
Chamfer Length C Min .007 .008 .008 .008 .010 .011 .011 .012 .014 .016 .017 .025 .030 .045
Max .028 .032 .038 .044 .048 .055 .065 .065 .080 .095 .095 .110 .125 .150
Wall Thickness S Nominal .012 .018 .022 .028 .032 .040 .048 .048 .062 .077 .077 .094 .118 .145
Recommended Hole Size Min .062 .078 .094 .125 .156 .187 .219 .250 .312 .375 .437 .500 .625 .750
Max .065 .081 .097 .129 .160 .192 .224 .256 .318 .382 .445 .510 .637 .764
Double Shear Strength

Carbon Steel (HV 458-560)
Min Lbs. 430 800 1150 1875 2750 4150 5850 7050 10800 16300 19800 27100 42500 62500
Min kN 2.00 3.56 5.12 8.34 12.23 18.46 26.02 31.36 48.04 72.50 88.08 120.55 189.06 278.02
Length Code Pkg.

Order Number -> 1/4 x 1 = P314-014-0100 (Diameter Code x Length Code)

1/4 0025 100                          
5/16 0031 100                          
3/8 0038 100     100                    
1/2 0050 100   100 100       100            
5/8 0063 100   100 100   100   100            
3/4 0075 100   100 100 100 100   100 100          
7/8 0088     100 100 100 100   100            
1 0100     100 100 100 100   100 100 50        
1-1/8 0113       100 100                  
1-1/4 0125       100 100 100   100 100 50        
1-3/8 0138       100 100     100            
1-1/2 0150       100 100 100   100 100 50   25    
1-3/4 0175           100   100 100 50   25    
2 0200       100   100   100 100 50   25    
2-1/4 0225                 100 50        
2-1/2 0250           100   100 100 50   25    
2-3/4 0275                   50        
3 0300                 100 50   25    
3-1/2 0350                   50   25    

Available upon request in the following materials:
Martensitic Stainless Steel HV 458-560
Austenitic Stainless Steel Work Hardened
Beryilium Copper HP 354-412

Nominal Pin Length Length Tolerance
Up to 1", inclusive +0.015
Over 1" to 2", inclusive +0.020
Over 2" to 3", inclusive +0.025
Over 3" to 4", inclusive +0.030
Over 4" +0.035