| Lead screw material | ASTM1045,SUS303,SUS304,SS316,SS316L |
Lead nut material | Brass,Tin bronze,Phosphor bronze,Aluminum bronze,POM,PEEK,nylon,POK,Stainless steel, 1045,Zinc alloy,Brass+Plastic,Aluminum alloy+Plastic,Brass+Steel,Self lubricating(No oil type) |
Available surface coating | Zinc-plated,nickel plated,hard chromium plated,fluorine coated,tungsten disulfide,black chorme plated |
| Quality standard | ISO9001:2015,CE certificate,RoHS and reach compliance |
| Clearance | 7e,higher precision is available upon request |
| Custom Services | Customized nuts and end machining are available upon drawing |
●ALM Common 3/8 ACME Lead Screw Specification
Model | Diameter | Lead | Pitch | Thread height (mm) | d1(mm) | d2(mm) | d3(mm) | ||||||
| in | mm | in | mm | in | mm | Max | Min | Max | Min | Max | Min | ||
| 3/8-16 | 3/8 | 9.5 | 0.063 | 1.59 | 0.063 | 1.59 | 1.04 | 9.5 | 9.35 | 8.64 | 8.43 | 7.92 | 7.58 |
| 3/8-10 | 3/8 | 9.5 | 0.1 | 2.54 | 0.1 | 2.54 | 1.52 | 9.5 | 9.29 | 8.15 | 7.89 | 6.96 | 6.56 |
| 3/8-10 | 3/8 | 9.5 | 0.2 | 5.08 | 0.1 | 2.54 | 1.52 | 9.5 | 9.29 | 8.15 | 7.86 | 6.96 | 6.56 |
| 3/8-19 | 3/8 | 9.5 | 0.314 | 7.98 | 0.052 | 1.33 | 0.82 | 9.5 | 9.36 | 8.77 | 8.45 | 8.17 | 7.85 |
| 3/8-10 | 3/8 | 9.5 | 0.492 | 12.5 | 0.098 | 2.5 | 1.5 | 9.5 | 9.29 | 8.17 | 7.76 | 7 | 6.6 |
| 3/8-8 | 3/8 | 9.5 | 0.501 | 12.72 | 0.125 | 3.18 | 1.84 | 9.5 | 9.26 | 7.83 | 7.43 | 6.33 | 5.88 |
| 3/8-5 | 3/8 | 9.5 | 1 | 25.4 | 0.2 | 5.08 | 2.94 | 9.5 | 9.17 | 6.85 | 6.3 | 4.42 | 3.88 |
| 3/8-8 | 3/8 | 9.6 | 0.626 | 15.9 | 0.125 | 3.18 | 1.84 | 9.6 | 9.36 | 7.73 | 6.91 | 6.43 | 5.98 |
| 3/8-8 | 3/8 | 10 | 0.751 | 19.08 | 0.125 | 3.18 | 1.84 | 10 | 9.76 | 8.33 | 7.87 | 6.83 | 6.38 |
※The above data is just for you reference of selection and design.The actual delivery may differ from the above size.If the required thread size is not included in the table,please contact our sales person.
●ALM Typical 3/8 ACME Lead Screw Nut Structure
The following pictures show the common ALM ACME lead screw nut structure.Other lead nut structures can be manufactured according to customer's drawings.
COM series
CHT series
CNN series
WNM series
COT series
CXT series
COU series
HNM series
●ALM Typical ACME Lead Screw Shaft End Machining
ALM provides lead screw shaft end machining custom services,the following is the common shaft end machining drawing,other lead screw shaft end machining according to customer requirements.
Milling Circlip
Processing Thread
Milling Keyway
Milling Slotted Drives
Milling Hex Socket
Milling Flat
●ALM 3/8 ACME Lead Screw Intelligent Manufacturing and Inspection
●ALM 3/8 ACME Lead Screw Applications
ALM 3/8 ACME lead screw has a wide range of applications.The following pictures show the common aplications of the lead screws.
Robot industry
Medical industry
Laboratory equipments
Packing machine
Auto industry
3D printer
