Chaff Countermeasure TM-RR-170 is used to protect the aircraft from passive radar guided missile threats by providing a suitable alternative and preferred decoy.

This TARA Aerospace AD Chaff has been assigned with the NATO Codification System Number NSN 5865-77-000-0098.

Datasheet TM-RR-170  (PDF, 186 KB)


Lengthmax. 207 mm
Body Dimensions24.7 mm x 24.7 mm
Rim Dimensions27 mm x 27 mm
Weightmax. 187 g
Ejected weight130 g
Weight of explosive substance0.55 g
InitiationImpulse cartridge TM BBU-35
Bridge resistance0.5 - 1.2 ohm
Current strengthnot less than 4.0 A
Dispensing SystemsAN/ALE-39, 40, 45, and 47
Operating temperaturefrom -46°C to +71°C
UN Number0323
ADR Number1.4S
Packing GroupII


Standard packing consists of 200 chaffs in plywood box.
Dimensions 700 x 365 x 270 mm.

Shelf life

Storage life: 10 years. Install life: 1 year.