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ST-1200 Line Size 4
ST-1200 Line fastener components consist of a spiral-cam stud, a
stud retainer, and a receptacle consisting of or containing a wire
form spring.
The Size 4 components exhibit the following performance
characteristics:
| Stud End Diameter: |
1/4" (6.35 mm) |
| Stud Head Diameter: |
7/16" (11.13 mm) |
| Locked Service Tension: |
30 lb |
| Maximum Tension without Distortion: |
60 lb |
| Rated Shear: |
150 lb |
| Wear Life: |
5,000 uses |
Maximum Sheet Separation
at 150% of Locked Service Tension: |
3/64" (1.19 mm) |
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