Bulk discount available
Subtotal (1 pack of 10 units)*
$167.68
(exc. GST)
$184.45
(inc. GST)
FREE delivery for orders over $60.00 ex GST
In Stock
- Plus 170 unit(s) shipping from 09 March 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 10 - 40 | $16.768 | $167.68 |
| 50 - 90 | $16.565 | $165.65 |
| 100 - 390 | $16.264 | $162.64 |
| 400 - 1990 | $15.902 | $159.02 |
| 2000 + | $13.112 | $131.12 |
*price indicative
- RS Stock No.:
- 686-581
- Brand:
- RS PRO
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | RS PRO | |
| Product Type | Clamping Knob | |
| Knob Shape | Ball | |
| Mount Type | Push-in | |
| Knob Diameter | 38 mm | |
| Hole Diameter | 10mm | |
| Hole Length | 19mm | |
| Body Material | Duroplast | |
| Colour | Black | |
| Standards/Approvals | No | |
| Select all | ||
|---|---|---|
Brand RS PRO | ||
Product Type Clamping Knob | ||
Knob Shape Ball | ||
Mount Type Push-in | ||
Knob Diameter 38 mm | ||
Hole Diameter 10mm | ||
Hole Length 19mm | ||
Body Material Duroplast | ||
Colour Black | ||
Standards/Approvals No | ||
- COO (Country of Origin):
- CN

Knock-on Wood-filled Phenolic
Fitted tolerance ring for engaging radial shafts
Resistant to oils, greases and most industrial chemicals
Gloss Black
Temperature rating -30 to + 140°C
Standards
BS771
Related links
- RS PRO Black Duroplast Ball Clamping Knob, Push-in
- RS PRO Black Duroplast Ball Clamping Knob, Screw
- RS PRO Black Duroplast Ball Clamping Knob, Threaded Through Hole
- RS PRO Black Duroplast Ball Clamping Knob Threaded
- RS PRO Black Duroplast Ball Clamping Knob Threaded
- RS PRO Black Duroplast Ball Clamping Knob, Unthreaded Hole
- RS PRO Black Duroplast Ball Clamping Knob Threaded
- RS PRO Black Duroplast Ball Clamping Knob Threaded
