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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