TK 21-1 Enidine Non-Adjustable Hydraulic Shock Absorber, 3/8-32 Thread, 0.25 in Stroke
Sku#: TK 21-1
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The Enidine TK 21-1 is a non-adjustable hydraulic shock absorber with a 3/8-32 mounting thread, 0.25 in (6.4 mm) stroke and damping constant -1.
The Enidine TK Series is a versatile miniature non-adjustable hydraulic shock absorber that provides effective, reliable deceleration and vibration control for light loads. TK shock absorbers are tamperproof and give consistent performance cycle after cycle.
Specifications:
| Manufacturer: | Enidine |
| Model: | TK 21-1 |
| Enidine part number: | FP90701 |
| Series: | TK |
| Type: | Non-adjustable hydraulic shock absorber |
| Mounting thread: | 3/8-32 |
| Damping constant: | -1 |
| Stroke: | .25 in (6.4 mm) |
| Max. energy per cycle: | 20 in-lbs/cycle (2.2 Nm/cycle) |
| Max. energy per hour: | 36,000 in-lbs/hour (4 100 Nm/hour) |
| Max. reaction force: | 160 lbs (700 N) |
| Nominal coil spring force, extended: | 0.65 lbs (2.9 N) |
| Nominal coil spring force, compressed: | 1.13 lbs (5.0 N) |
| Max. propelling force: | 20 lbs (89 N) |
| Weight: | .4 oz (12 g) |
- A positive stop is required to prevent bottoming of the TK 21 shock absorber.
Source: Enidine 2026 price list; ratings from the Enidine shock absorber catalogue (p.40).