This round is used for all the guns included in the STANAG 4458.
The 105mm M490 TP-T cartridge is for use in 105mm gun cannons for training in marksmanship.
The cartridge is similar in external appearance and ballistically similar to the M456 HEAT-T cartridge.
The projectile consists of a steel body, an aluminum standoff spike, and a boom and fin assembly with tracer. The cartridge case is filled with loosely packed propellant and is fitted with an electronic primer.
| ROUND | |
| Type: | Crimped |
| Model: | M490 |
| Length | 990 mm |
| Mass: | 22.5 kg |
| PRIMER | |
| Type: | Electric |
| Model: | M83 |
| Load: | 32.4 g (benite strand) |
| PRESENTATION OF THE PRODUCT | |
| 1 round in watertight carboard case 2 cardboard cases in wooden case |
|
| Cases with 2 rounds: | |
| Weight: | 68 kg |
| Length: | 1,180 mm |
| Width: | 364 mm |
| Height: | 221 mm |
| Volume: | 0.093 m3 |
| Pallets with 24 rounds: | |
| Weight: | 825 kg |
| Length: | 1,200 mm |
| Width: | 1,100 mm |
| Height: | 1,030 mm |
| Volume: | 1.36 m3 |
| PROJECTILE | |
| Type: | TP-T M490 |
| Body material: | Steel |
| Explosive charge: | – |
| Fuze type: | – |
| Fuze model: | – |
| Tracer: | M13 |
| Marks: | White |
| Length: | 647 mm |
| Mass: | 10.3 kg |
| PROPELLING CHARGE | |
| Type: | Triple base |
| Designation: | M30 |
| Characteristics: | Cyl. Multiperforated |
| Mass: | ~ 5.5 kg |
| CLASSIFICATION | |
| NOC: | 1315-33-002-1999 |
| Group: | 1.2 C |
| CASE | |
| Model: | M148A1 |
| Material: | Brass |
| Length: | 608 mm |
| Mass: | 6 kg |
| BALLISTIC CHARACTERISTICS | |
| Muzzle speed: | 1,173 m/s (M68) |
| Chamber pressure (21oC): | 425 MPa |
| Approximate maximum range: | 8,200 m |
| Precision: | ≤ 0.35oo |
