IBM AA-RWF3A-TE - Manual (Page 45)

b. Depending on the rack you are using, complete one of the following tasks:
• For HP 10000 series racks, install two #10-32 x 1/2-inch Phillips
pan-head screws with captive star lock-washers and two #10 adapter
washers in the upper and lower hole locations of the right rail. Then
install two #10-32 x 1/2-inch Phillips pan-head screws with captive star
lock-washers and two #10 adapter washers in the upper and lower
hole locations of the left rail. See Figure 13 .
Figure 13 Assembling the outer rails (HP 10000 series racks)
• For an HP System/e Rack, install two #10-32 x 1/2-inch Phillips
pan-head screws with captive star lock-washers and two #10 alignment
washers in upper and lower hole locations of the right rail. Then, install
two #10-32 x 1/2-inch Phillips pan-head screws with captive star
lock-washers and two #10 alignment washers in the upper and lower
hole locations of the left rail. See Figure 14 on page 46.
SAN Switch installation guide 45