Sandvik / Tamrock
551 751 56b Nut
DD321-40
Available — Request Quote| Part Number | 551 751 56b |
| Description | Nut |
| Brand | Sandvik (Tamrock) |
| Assembly | Cylinder Assembly |
| Type | Drill Rig Spare Part |
Quick answer
551 751 56b (also written 55175156b or 551-751-56b) is a Sandvik nut spare part used in the Cylinder Assembly assembly of the Sandvik DD321-40. Verified compatible with 8 Sandvik machine models including DD321-40, DD321-40C, DD421-60C. Available as an aftermarket replacement drill part from BK Drilling — Turkey-based Sandvik and Epiroc spare parts supplier serving mining contractors worldwide. Quote on request via WhatsApp; typical lead time 3-7 days for stock items.
Part code alternate forms: 55175156b, 551 751 56b, 551-751-56b.
Compatible machines
8
OEM cross-reference
551 751 56b
About Sandvik 551 751 56b Nut
Designed for the demanding environment of the Sandvik DD321-40, this fastening component secures critical elements within the Cylinder Assembly. Mining equipment fasteners are subject to strict torque specifications and material requirements to maintain structural safety during operation.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD321-40 (DD321-40). Also compatible with Tamrock branded equipment of the same model series. BK Drilling supplies this part with fast worldwide shipping and competitive pricing.
Frequently asked questions
Why use OEM-compatible parts for Sandvik drilling equipment?
OEM-compatible parts are manufactured to the same dimensional tolerances and material specifications as original components, ensuring proper fit, reliable performance, and maintaining the designed safety margins of the drilling machine.