Morehouse Instrument Company, Inc.
1742 Sixth Ave., York, PA 17403-2675 USA
Phone: (717) 843-0081
www.mhforce.com
Page 9
Rev. 4/2021
Portable Calibrating
Machine Guide
(PG-5401)
The kit includes the common thread sizes for most force instruments available in the market within the 2,000
lbf capacity range. Table 2 shows the thread sizes included in the standard Tension Adapter Kit. Other thread
sizes can be manufactured by Morehouse per the users request. This Tension Adapter Kit is designed to be
compatible with Morehouse shear web load cells. If another type of load cell is used as the reference standard
in a Portable Calibrating Machine, consult Morehouse before placing an order for this kit.
Figure 8: Tension Adapter Kit for a Portable Calibrating Machine
UUT Side Thread
Max Capacity (lbf)
Qty.
Machine Side Thread
0.25-28 UNF-2B
1800
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.25-28 UNF-2B
1800
1
1.125-12 UNC-2A to install into the swiveling coupling nut
0.500-13 UNC-2B
7000
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.500-13 UNC-2B
7000
1
1.125-12 UNC-2A to install into the swiveling coupling nut
0.500-20 UNF-2B
8000
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.500-20 UNF-2B
8000
1
1.125-12 UNC-2A to install into the swiveling coupling nut
0.625-18 UNF-2B
12000
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.625-18 UNF-2B
12000
1
1.125-12 UNC-2A to install into the swiveling coupling nut
0.25-28 UNF-2A
1800
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.25-28 UNF-2A
1800
1
1.125-12 UNC-2A to install into the swiveling coupling nut
0.500-13 UNC-2A
7000
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.500-13 UNC-2A
7000
1
1.125-12 UNC-2A to install into the swiveling coupling nut
0.500-20 UNF-2A
8000
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.500-20 UNF-2A
8000
1
1.125-12 UNC-2A to install into the swiveling coupling nut
0.625-18 UNF-2A
12000
1
0.625-18 UNF-2B to install on Morehouse Shear Web Standard
0.625-18 UNF-2A
12000
1
1.125-12 UNC-2A to install into the swiveling coupling nut
Table 2: Tension Adapter Kit Components
