PRECISION STEEL BALLS 
ASTM A295 Chrome Steel 
Size 
Part # 
Qty 
Size 
Part # 
Qty 
3/32 
25 
3/8 
20 
1/8 
25 
7/16 
15 
5/32 
25 
1/2 
15 
3/16 
25 
9/16 
10 
»  
Conform to ASTM A295. Made from 
7/32 
25 
5/8 
10 
AISI Type 52100 steel.Widely used in 
1/4 
25 
11/16 
6 
precision ball bearings as well as other 
4 
9/32 
25 
3/4 
6 
applications, these balls are through 
hardened for maximum strength. 
5/16 
25 
7/8 
6 
»  
Balls have a diameter tolerance of ± 
11/32 
20 
1” 
6 
.0001” and a sphericity of .000025”. 
ROLLER CHAIN & LINKS 
ANSI Standard Sizes 
Sizing Guide 
Connecting Link 
Offset Link 
Roller Link 
Roller Chain 
Roller  
Roller  
Working
 
 
Connecting 
Offset 
Roller 
10 feet of  
ANSI  
Qty 
Pitch 
Dia. 
Wd. 
Load, 
Link  
Link  
Link  
Roller Chain  
Number 
(A) 
(B) 
(C) 
 Lbs. 
Part # 
Part # 
Part # 
Part # 
35 
3/8” 
.200” 
3/16” 
269 
1 
40 
1/2” 
.312” 
5/16” 
437 
1 
41 
1/2” 
.306” 
1/4” 
314 
1 
50 
5/8” 
.400” 
3/8” 
734 
1 
60 
3/4” 
.469” 
1/2” 
1036 
1 
80 
1” 
.625” 
5/8” 
1733 
1 
100 
1-1/4” 
.750” 
3/4” 
2727 
1 
»  
Connecting Link—A special pin link that's easily disassembled; use to join the ends of a length of chain to make a 
continuous strand and to splice lengths together. 
»  
Roller Link—Add to chain to lengthen it. 
»  
 ffset Link—A combination of a pin link and roller link. Standard chain has an even number of pitches; use an offset link 
to make a strand with an odd number of pitches. 
4-18 
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