50 Man raids.

Here is a list of all of the 50 man raids, containing FS, OS, and the tier of armour, that raid corresponds with.

Infected Squad
Raid Size: 50
Stat(s) Used: H
Duration: 144H
Zone: A0
Armour Tier: N/A

--
Difficulty: Normal
Health: 30M
FS: 600K
Target(OS): 1.32M
--
Difficulty: Nightmare
Health: 60M
FS: 1.2M
Target(OS): 2.64M

Ruomyes' Death Flora
Raid Size: 50
Stat(s) Used: H
Duration: 144H
Zone: A1
Armour Tier: Mark I

--
Difficulty: Normal
Health: 35M
FS: 700K
Target(OS): 1.54M
--
Difficulty: Nightmare
Health: 70M
FS: 1.4M
Target(OS): 3.08M

Mr. Justice
Raid Size: 50
Stat(s) Used: H
Duration: 144H
Zone: A2
Armour Tier: Mark II

--
Difficulty: Normal
Health: 45M
FS: 900K
Target(OS): 1.98M
--
Difficulty: Nightmare
Health: 90M
FS: 1.8M
Target(OS): 3.96M

Grislak
Raid Size: 50
Stat(s) Used: H
Duration: 144H
Zone: A3
Armour Tier: Mark III

--
Difficulty: Normal
Health: 55M
FS: 1.1M
Target(OS): 2.42M
--
Difficulty: Nightmare
Health: 110M
FS: 2.2M
Target(OS): 4.84M

Qin Legion
Raid Size: 50
Stat(s) Used: H
Duration: 144H
Zone: A4
Armour Tier: Mark IV

--
Difficulty: Normal
Health: 65M
FS: 1.3M
Target(OS): 2.86M
--
Difficulty: Nightmare
Health: 130M
FS: 2.6M
Target(OS): 5.72M

[b]Terminus Interceptor Squadron
Raid Size: 50
Stat(s) Used: H
Duration: 144H
Zone: A5
Armour Tier: Terminator

--
Difficulty: Normal
Health: 75M
FS: 1.5M
Target(OS): 3.3M
--
Difficulty: Nightmare
Health: 150M
FS: 3M
Target(OS): 6.6M

Trashmaster Colby
Raid Size: 50
Stat(s) Used: H
Duration: 144H
Zone: A6
Armour Tier: Legacy

--
Difficulty: Normal
Health: 100M
FS: 2M
Target(OS): 4.4M
--
Difficulty: Nightmare
Health: 200M
FS: 4M
Target(OS): 8.8M

I'd like to request a Mr. Justice ... need 1 more Novocastrian helm (and boots and breastplate, for that matter) for Zone 9.