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Concentricity Thread Rollers


Reverse Lead Thread Rollers

 

Universal can design and manufacture special Reverse Lead Threaded Rollers for any of its gages.  Our engineering and design team will work with you to configure point of datum and measured feature(s) for each unique application. If tight tolerances are a priority, with our experienced machining capabilities we can hold +/-.0000040” / 1µm on bearing surfaces or on all dimensions of the Thread Rollers.

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Reverse Lead Thread Rollers

-10 Series Size -20 Series Size -40 Series Size

Left Hand / Right Hand Lead Thread Rollers

Part Number
Nominal Size
UNC
UNF
UNEF
-
4
40
-
-
-
4
-
48
-
-
5
40
-
-
-
5
-
44
-
-
6
32
-
-
-
6
-
40
-
-
8
32
-
-
-
8
-
36
-
-
10
24
-
-
-
10
-
32
-
-
12
28
-
-
-
12
-
-
32
-
1/4
20
-
-
-
1/4
-
28
-
-
1/4
-
-
32
-
5/16
18
-
-
-
5/16
-
24
-
-
5/16
-
-
32
-
3/8
16
-
-
-
3/8
-
24
-
-
3/8
-
-
32
-
7/16
14
-
-
-
7/16
-
20
-
-
7/16
-
-
28
-
1/2
13
-
-
-
1/2
-
20
-
-
1/2
-
-
28
-
9/16
12
-
-
-
9/16
-
18
-
-
9/16
-
-
24
-
5/8
11
-
-
-
5/8
-
18
-
-
5/8
-
-
24
-
11/16
-
-
24
-
3/4
10
-
-
-
3/4
-
16
-
-
3/4
-
-
20
-
13/16
-
-
20
-
7/8
9
-
-
-
7/8
-
14
-
-
7/8
-
-
20
-
15/16
-
-
20
-
1
8
-
-
-
1
-
12
-
-
1
-
14
-
-
1
-
-
20
-
1-1/16
-
-
18
-
1-1/8
7
-
-
-
1-1/8
-
12
-
-
1-1/8
-
-
18
-
1-3/16
-
-
18
-
1-1/4
7
-
-
-
1-1/4
-
12
-
-
1-1/4
-
-
18
-
1-5/16
-
-
18
-
1-3/8
6
-
-
-
1-3/8
-
12
-
-
1-3/8
-
-
18
-
1-7/16
-
-
18
-
1-1/2
6
-
-
-
1-1/2
-
12
-
-
1-1/2
-
-
18
Part Number
Nominal Size
Fine
Cores
SP
-
M2.0
.40
-
-
-
M2.2
.45
-
-
-
M2.5
.45
-
-
-
M3.0
.50
-
-
-
M3.5
.70
-
-
-
M4.0
.70
-
-
-
M4.5
.75
-
-
-
M5.0
.80
-
-
-
M6.0
1.0
-
-
-
M7.0
1.0
-
-
-
M8.0
1.0
-
-
-
M8.0
-
1.25
-
-
M10
1.50
-
-
-
M10
-
1.25
-
-
M12
1.75
-
-
-
M12
-
1.50
-
-
M12
-
-
1.25
-
M14
2.0
-
-
-
M14
-
1.50
-
-
M16
2.0
-
-
-
M16
-
1.50
-
-
M17
1.0
-
-
-
M18
2.50
-
-
-
M18
-
1.50
-
-
M20
2.50
-
-
-
M20
-
1.50
-
-
M22
2.50
-
-
-
M22
-
1.50
-
-
M24
3.0
-
-
-
M24
-
2.0
-
-
M27
3.0
-
-
-
M27
-
2.0
-
-
M30
3.5
-
-
-
M30
-
2.0
-
-
M33
3.5
-
-
-
M33
-
2.0
-
-
M36
4.0
-
-
-
M36
-
3.0
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