C-6 Fastener Torque Requirements
HN4000 Hardware Installation Guide 920550-5020 Rev 14
C.1 Fastener Torque Requirements
TableC‐13liststhetorquerangeforthefastenersusedintheHN4000installation.
Table C-13 Fastener Torque Requirements
Item Description Torque
Mountingbracket‐to‐modulefasteners(810100‐0020)‐PhillipsHeadScrew,#6‐32X.250 6‐10in‐lbs
(0.7‐1.1Nm)
•ANSImountingbracket‐to‐rackfasteners(810100‐0034)‐MountingScrew#12‐24X
.375
•ETSImountingbracket‐to‐rackfasteners(810100‐0035)‐MountingScrew,M6X10,
POZIPH,ThreadForming,Steel/Zinc
41‐48in‐lbs
(4.6‐5.4Nm)
3/8inchground‐studnutsforChassisGNDLug 20‐27in‐lbs
(2.3‐3.0Nm)
Connectorscrewsfor50‐pin2BASE‐TLcables 4.5‐6.5in‐lbs
(0.5‐0.7Nm)
Powerconnectors 4.4in‐lbs(0.50Nm)
Uplinkmodulescrews 4.0in‐lbs(0.45Nm)
Coolingmodulescrews 4.0in
‐lbs(0.45Nm)