| Part number (SKU) | 62312500GR |
| Material | Steel (1045) |
| Surface | Black oxide finish |
| Bore diameter [d1] | 25 [mm] |
| Outer diameter [d2] | 48 [mm] |
| Max. outer diameter over screw head [Rmax.] | 50.8 [mm] |
| Width [b] | 15 [mm] |
| Screw DIN 912 (Thread size x length) [Schrauben] | M 6 x 16 |
| mounting hole center distance [m] | 12.5 [mm] |
| Thread size [G] | M 4 [mm] |
| Thread length [t] | 5.5 [mm] |
| Weight | 132 [g] |
If you need a rework or a custom-made-product please contact us directly with your inquiry.
The supplied 3D models, pictures and technical drawings are made with reasonable care.Nevertheless liability is excluded for the accuracy and correctness of this data.
| Weight | 0.132 kg |
|---|---|
| Dimensions | 51 × 51 × 15 cm |
| Material | |
| Surface | |
| Bore diameter | |
| Outer diameter | |
| Width | |
| mounting hole center distance | |
| Thread size | |
| Thread length | |
| Weight |
Questions and answers
When will this part ship?
The stock status is shown next to the price. In stock parts ship from Bradenton, Florida, the same business day for orders placed before 2:00 p.m. Eastern. Backorder parts usually ship within 1–2 weeks.
What does shipping cost?
Shipping is calculated at checkout based on weight and destination. We ship with UPS and FedEx, and heavy orders ship by LTL freight. You can also ship on your own UPS or FedEx account for a $10 handling fee.
Can this part be bored or keyed to fit my shaft?
For most gears, sprockets, pulleys and couplings, yes. We can bore to your size and tolerance, cut a DIN 6885 keyway and add set-screw threads. We also offer expedited rework services for many parts. Email us the exact size needed and we will quote it.
Is there a better price for larger quantities?
Yes. The quantity prices are listed above. For more than the largest listed quantity, or for a custom version, ask for a quote.
Where are the CAD model and the catalogue page?
Under the Description tab you will find the link to free 2D and 3D CAD models and the catalogue page as a PDF.
Do you have this part in another size, material or in inches?
Often, yes. Use the filters on the category page, or send us your requirements and we will find the closest part or quote a custom one.
Can I return this part?
Unused standard parts can be returned within 30 days with an RMA number from returns@maedlernorthamerica.com; a 15% restocking fee applies. Custom-made parts or belts/chains that were cut to size cannot be returned. See our Return Policy.
More answers on our FAQ page. Questions about this part? Email us or call 941.803.0160.
Clamp collar single-split steel C45 black oxide finished bore 25mm with bolt DIN 912 12.9 type GR PN: 62312500GR
Material: Steel C45, black oxide finish. Screw steel 12.9.
Typ GR: With mounting flat and two radial monting bores, with
thread.
The thread of the screw DIN 912 is covered with a layer of polyamide.
Tolerance
b: +0.08mm / -0.25mm. Temperature range: -40ºC to +175ºC.
Features: does not damage the shaft, stronger clamping force than
with set collars, even distribution of clamping forces, easy
readjustment, precision honed bores.
Remarks to collars from steel: The black oxide on the clamping
collars is formulated as part of the total performance of the product.
It enhances the holding ability of the collar, it efficiently reduces
slipping on the shaft, has anti-stick-slip characteristics and helps to
keep the torque rating of the screw within its designed parameters. The
oxide layer also provides corrosion protection.
$20.07
Availability: 5 in stock (backorders ship within 1-2 weeks)
| Quantity | Discount (%) | Price |
|---|---|---|
| 1 - 4 | — | $20.07 |
| 5 - 9 | 1.35% | $19.80 |
| 10 - 24 | 2.84% | $19.50 |
| 25 - 49 | 5.78% | $18.91 |
| 50 - 99 | 8.67% | $18.33 |
| 100 - 249 | 10.11% | $18.04 |
| 250+ | 11.61% | $17.74 |