| Model | Size (Inches) | Length (L) Inches | (D) Inches | (F) Inches | Axial Compression (Inches) | Axial longation (INCHES) | Transverse Deflection (Inches) | Angular Deflection (deg) | Operating Pressure (psig) | Burst Pressure (psig) | Vaccum Rating (inches Hg) | Temp. Range (F) | Temp. Range (C) |
| FCS-12 | 1 1/4 | 6 | 1.58 | 2.72 | 1/2 | 3/8 | 1/2 | 15 | 215 | 700 | 29 | 14-158 | -10-70 |
| FCS-15 | 1 1/2 | 6 | 1.58 | 2.72 | 1/2 | 3/8 | 1/2 | 15 | 215 | 700 | 29 | 14-158 | -10-70 |
| FCS-20 | 2 | 6 | 2.05 | 3.39 | 1/2 | 3/8 | 1/2 | 15 | 215 | 850 | 29 | 14-158 | -10-70 |
| FCS-25 | 2 1/2 | 6 | 2.68 | 4.18 | 1/2 | 3/8 | 1/2 | 15 | 216 | 850 | 29 | 14-158 | -10-70 |
| FCS-30 | 3 | 6 | 3.00 | 4.57 | 1/2 | 3/8 | 1/2 | 15 | 215 | 850 | 29 | 14-158 | -10-70 |
| FCS-40 | 4 | 6 | 4.06 | 5.91 | 5/8 | 3/8 | 1/2 | 15 | 215 | 850 | 29 | 14-158 | -10-70 |
| FCS-50 | 5 | 6 | 5.04 | 7.09 | 5/8 | 3/8 | 1/2 | 15 | 215 | 850 | 29 | 14-158 | -10-70 |
| FCS-60 | 6 | 6 | 5.99 | 8.23 | 5/8 | 3/8 | 1/2 | 15 | 215 | 850 | 29 | 14-158 | -10-70 |
| FCS-80 | 8 | 6 | 7.64 | 10.24 | 5/8 | 3/8 | 1/2 | 15 | 215 | 850 | 29 | 14-158 | -10-70 |
