The Frame 6B DLN primary fuel nozzle is a designated fuel-delivery component within the combustor head-end arrangement. Its nozzle tip, surrounding passages and installed position form part of the primary fuel-entry geometry for the applicable DLN configuration. OBT supports custom manufacturing projects for this component family, with the exact configuration established through technical review.

The primary-nozzle position is identified separately from the surrounding fuel-delivery components. The engineering review covers the tip, fuel-side connections, installed orientation and mounting interfaces, with passage and inspection requirements established for the specified DLN arrangement.
Depending on the approved design, OBT can combine precision-machined details, cast components and assembly operations. Our broader production resources include five-axis CNC machining, vacuum processing and material-inspection equipment. For fuel-delivery hardware, passage geometry, joining requirements and any required flow checks are established during engineering review.
Please provide engineering drawings or a representative physical sample for quotation and technical review. If drawings are unavailable, OBT can evaluate the sample for reverse engineering. The material, critical dimensions, quantity and inspection requirements are agreed with the customer before production.
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