TM 10-1670-287-23&P
0002 00
0002 00-13
12. Reserve Deployment System. The reserve deployment system consists of items shown below. The
reserve pilot chute has a 7-inch diameter crown and a 19-inch spiral spring, and is covered with a
combination of Type I nylon and large hole nylon mesh fabric. A 2-inch wide by 18-foot bridle line is
attached to the reserve pilot chute and deployment bag. The deployment bag constructed of nylon
cloth, measures 12 by 16-inches. The mouth of the bag has a channel for an elastic safety stow loop
and grommets for locking the bag closed. The suspension lines are stowed in the suspension line
retention pocket.
DIFFERENCES BETWEEN MAIN AND RESERVE PARACHUTE ASSEMBLIES
The ram air parachute system consists of a main and reserve parachute mounted in tandem on the back
of the parachutist. The differences between the main and reserve assemblies are as follows:
1. The main and reserve deployment systems are different and are described in items 2. and 11.,
above.
2. The main parachute may be deployed by a ripcord or by an Automatic Ripcord Release (ARR).
3. The reserve parachute may be deployed by ripcord, a left main riser actuated reserve static line, or
by the ARR.
4. The main risers have excess control line keepers, toggle keepers and control line guide rings; the
reserve risers have excess control line keepers and the control line guide rings only.
5. There is an 8-inch difference in control line length. The main canopy control lines are longer than the
reserve canopy control lines.
6. The main ripcord has a single locking pin the reserve ripcord has two locking pins.
Reserve Pilot
Chute
Reserve
Bridle Line
Deployment
Assist Pocket
Deployment Assist
Pocket
Reserve Elastic Safety
Stow Loops
Reserve
Deployment
Bag
