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20mm M55A1TP Ammunition

ADI's 20mm M55A1 TP ammunition conforms to the design parameters of NATO STANAG and is an improved version of the US round that is manufactured under licence at ADI's Benalla facility in Victoria, and is currently in use with the Australian Defence Force.

20mm M55A1 TP ammunition currently in use by the Australian Defence Force

The ammunition is designed for use in training and test firing in lieu of the same calibre service ammunition.

ADI's 20mm M55A1 TP ammunition employs a specially designed double based solvent type powder. The composition is primarily nitrocellulose and nitroglycerine with added stabiliser, ballistic moderants and flash suppressant.

The powder in ADI 20mm M55A1 TP ammunition has extremely clean burning characteristics and is an excellent replacement for ammunition of this nature that exhibits barrel fouling.

Additional characteristics of ADI 20mm M55A1 TP ammunition include:

  • Excellent ballistic uniformity for repeatable accuracy
  • Reliable performance in extreme temperatures
  • Superior long-term chemical and ballistic stability

ADI 20mm M55A1 TP ammunition is optimised for use by the Australian Defence Force.

ADI's 20mm M55A1 TP ammunition exhibits the following nominal performance characteristics:

Projectile weight98.6grams (1521 grains)
Length of complete round168mm
Projectile velocity (@24m from the muzzle)1030m/s
Accuracy (10 round group)380mm @ 549m

ADI's 20mm M55A1 TP ammunition will be shipped in standard military packages conforming to the UN recommendations for the packaging of dangerous goods.


Related Information

Brochures

ADI 20mm M55A1 TP Ammunition ( 69Kb )

Contact Details

For further information, please contact

Commercial Sales Manager, Land - Ordnance

ADI Limited

Level 18, 607 Bourke Street

Melbourne, Victoria 3000, Australia

Telephone: +61 3 8614 2222, Facsimile: +61 3 8614 2233