Currently, these are the serial number ranges, generation trigger packs, and barrel configurations for the FN PS90 that I have seen:
Serial Number ranges
FN031350- FN169302
Generation Trigger Packs
First Generation (FN031350- FN041488)
Second Generation (FN041801- FN063284)(+ FN063787/FN063930/FN063931/FN064023)
Third Generation (FN063314- FN169302)
Barrel Configurations
1-Ring (FN031350- FN039239)- removable flashhider (separate from barrel)
2-Ring (FN039170; FN039268- FN169302)- non-removable flashhider (part of 1-piece barrel)
Special Editions
VIPER White (FN156664; FN157221; FN157327)
a) Alpine White Cerakote; Orion Wholesale Exclusive- 24 custom-ordered from the factory
VIPER FDE (FN156532)
a) FDE Cerakote; Iron Valley Exclusive- ? custom-ordered from the factory
VIPER ODG (FN158179)
a) ODG Cerakote; ? Exclusive- ? custom-ordered from the factory
FDE (FN167647; FN167651; FN167949; FN168287; FN168397; FN168842; FN169302)
a) FDE Cerakote; Iron Valley Exclusive- ? custom-ordered from the factory
Tony
Serial Number ranges
FN031350- FN169302
Generation Trigger Packs
First Generation (FN031350- FN041488)
Second Generation (FN041801- FN063284)(+ FN063787/FN063930/FN063931/FN064023)
Third Generation (FN063314- FN169302)
Barrel Configurations
1-Ring (FN031350- FN039239)- removable flashhider (separate from barrel)
2-Ring (FN039170; FN039268- FN169302)- non-removable flashhider (part of 1-piece barrel)
Special Editions
VIPER White (FN156664; FN157221; FN157327)
a) Alpine White Cerakote; Orion Wholesale Exclusive- 24 custom-ordered from the factory
VIPER FDE (FN156532)
a) FDE Cerakote; Iron Valley Exclusive- ? custom-ordered from the factory
VIPER ODG (FN158179)
a) ODG Cerakote; ? Exclusive- ? custom-ordered from the factory
FDE (FN167647; FN167651; FN167949; FN168287; FN168397; FN168842; FN169302)
a) FDE Cerakote; Iron Valley Exclusive- ? custom-ordered from the factory
Tony
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