5.6.15: IRIS

The IRIS Spinning Stage was used on one Shuttle mission.

• HTPB-1813 solid motor

• Kevlar case

• 66 kN thrust

• Mass 1830 kgf, 1574 kgp, 250 kg empty

• 1.58m dia, 1.94m long

• Impulse 4488 kNs

• Burn time 79s

• Ref: Jane's

Int'l	Motor	Burn Date	Result	Usage	Launch
Desig.				Vehicle
SNIA-BPD IRIS
1992-070D	IRIS	1992 Oct 23	S	IRIS	STS-52