BK DRILLING

Quick answer

818 735 39 (also written 81873539 or 818-735-39) is a Sandvik o-ring spare part used in the BODY assembly of the Sandvik DX700. Verified compatible with 72 Sandvik machine models including AXERA 6-240, AXERA 7-240, AXERA 8-290. Used in 16 drifter configurations (HEX1, HF800T, HFX5T). 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: 81873539, 818 735 39, 818-735-39.

Compatible machines

72

Drifter configurations

16

OEM cross-reference

818 735 39

About Sandvik 818 735 39 O-RING

A precision-molded sealing element for the Sandvik DX700, this O-ring is used in the BODY to create a reliable static or dynamic seal. Even minor O-ring deterioration can lead to system pressure loss, so scheduled replacement during routine maintenance is strongly recommended.

This is an OEM-compatible aftermarket replacement part for the Sandvik DX700 (DX700). 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 do O-rings fail in drilling equipment?

O-rings fail due to chemical degradation from hydraulic fluid, extreme temperature cycling, excessive pressure spikes, improper installation (twisting or pinching), and age-related hardening. Using the correct material compound for each application is critical.