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Pitch Diameter Gage Operation Manual
Models MRP 1500/2500/3500
Copyright © 2018 Gagemaker. All rights reserved
64
MIC TRAC Setting Dimensions for the MRP Gage
API LTC Connections - 4½” to 20”
Nominal Pipe
Size LTC Only
Weight
Per Foot
Grade
Distance from
MRP Wear Pad
to Center of
Pivot Shoe
Pin Dimensions
(External)
CPU Reading
Box Dimensions
(Internal)
CPU Reading
4½
All
All
1.25
3.8774
3.9774
5
All
All
1.75
4.3540
4.4774
5½
All
All
2.00
4.8462
4.9774
6⅝
All
All
2.25
5.9477
6.1024
7
All
All
2.25
6.3149
6.4774
7⅝
All
All
2.25
6.9321
7.0985
8⅝
All
All
3.00
7.9087
8.0985
9⅝
All
<P-110
3.00
8.8930
9.0985
9⅝
All
>P-110
3.00
8.8930
9.0945
20
All
<J-55, K-55
3.25
19.2368
19.4735
20
All
>J-55, K-55
3.25
19.2368
19.4796
API Buttress Connections - 4½” to 13⅜”
Nominal Pipe
Size Buttress
Only
Weight
Per Foot
Grade
Distance from
MRP Wear Pad
to Center of
Pivot Shoe
Pin Dimensions
(External)
CPU Reading
Box Dimensions
(Internal)
CPU Reading
4½
All
All
.75
3.9385
4.1080
5
All
All
1.00
4.4307
4.6017
5½
All
All
1.00
4.9268
5.1017
6⅝
All
All
1.00
6.0401
6.2267
7
All
All
1.25
6.4033
6.6017
7⅝
All
All
1.25
7.0166
7.2267
8⅝
All
All
1.75
8.0088
8.2267
9⅝
All
All
1.75
9.0088
9.2267
10¾
All
All
1.75
10.1338
10.3517
11¾
All
All
1.75
11.1338
11.3517
13⅜
All
All
1.75
12.7588
12.9767
API Buttress Connections – 16” to 20” (Use TG-10T Taper Blocks)
Note: Use the TG-10T taper blocks on the MIC TRAC for all the following setting dimensions.
Nominal Pipe
Size Buttress
Only
Weight
Per Foot
Grade
Distance from
MRP Wear Pad
to Center of
Pivot Shoe
Pin Dimensions
(External)
CPU Reading
Box Dimensions
(Internal)
CPU Reading
16
All
All
1.37
15.3387
15.5087
18⅝
All
All
1.37
17.9637
18.1337
20
All
All
1.37
19.3387
19.5087