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Sandvik / Tamrock
AF 113 400 05a Locknut, Bulkhead locknut
DD321-40
Available — Request Quote| Part Number | AF 113 400 05a |
| Description | Locknut, Bulkhead locknut |
| Brand | Sandvik (Tamrock) |
| Assembly | Valve, Air Control |
| Type | Drill Rig Spare Part |
Quick answer
AF 113 400 05a (also written AF11340005a or AF-113-400-05a) is a Sandvik locknut, bulkhead locknut spare part used in the Valve, Air Control assembly of the Sandvik DD321-40. Verified compatible with 7 Sandvik machine models including DD321-40, DD321-40C, DD422i. 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: AF11340005a, AF 113 400 05a, AF-113-400-05a.
Compatible machines
7
OEM cross-reference
AF 113 400 05a
About Sandvik AF 113 400 05a Locknut, Bulkhead locknut
This fastener is used in the Valve, Air Control of the Sandvik DD321-40. High-strength fasteners in drilling equipment must withstand extreme vibration, cyclic loading, and environmental exposure. Using OEM-specification fasteners ensures proper clamping force and joint integrity in critical assemblies.
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.
