Miscellaneous
Option #	Manufacturing Part #	Description	Previous Part #
n/a	371-2230 [F]	Clock Control Unit B, CLKU_B, L	n/a
n/a	371-2239 [F]	Operator Panel, OPNL,	n/a
n/a	n/a	Operator Panel Key	n/a
n/a	371-2240 [F]	Crossbar Unit, XBU_B,	n/a
n/a	371-2242 [F]	Temperature/Humidity Sensor Unit, SNSU,	n/a
n/a	371-2574 [F]	M9000 Air Filter, L	n/a
n/a	555-1959 [F]	XBU Mitigation Kit	n/a
n/a	250-1974 [F]	28 In-Oz Preset Torque Driver for XBU	n/a

Table Legend
[F] = Field Replaceable Unit (FRU) [C] = Customer Replaceable Unit (CRU) [S] = Supported, but can no longer be ordered with this system [N] = No longer supported for this system Price = Price this Part