Consumables & expendables · part number

39-46

This number names 2 distinct parts in the graph — a shared stock number or customer reference, never merged by guesswork. Pick the part you hold:

3946 AVANTOR PERFORMANCE MATERIALS,

SODIUM THIOSULFATE,PENTAHYDRATE

39-46 BARKER & WILLIAMSON

INSULATOR,BOWL

This crosswalk identifies candidate equivalents with cited evidence. It is not an airworthiness approval. Substitution decisions remain subject to your organisation’s procurement and engineering approval process and the governing maintenance data (AMM/CMM/SRM/CML/OMAT).