nsbmd 
Model data (imd) 
Model data including polygons, parent/child structure, 
materials, and textures. 
nsbtx 
Texture data (imd) 
Texture-only data 
nsbca 
Character animation data (ica) 
Animation data that operates the node matrix. 
nsbva 
Visibility animation data (iva) 
Animation data that operates the node visibility.  
nsbma 
Material color animation data (ima) Animation data that operates the material colors. 
nsbtp 
Texture pattern animation data (itp) Animation data that cycles through multiple textures. 
nsbta 
Texture SRT animation data (ita) 
Animation data that operates the texture matrix.