Match and sort these 25 colourful wooden pieces, and skill-building is just part of the fun. Rings, octagons, and rectangles can be slotted onto the three rods, stacked on top of each other, or lined up to compare shapes, sizes, and colours. This first-concepts set is a manipulatives all-star! This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-218-3451, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
| width | 1.620 INCHES MINIMUM AND 1.630 INCHES MAXIMUM IN |
| length | 1.430 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN |
| material | STEEL COMP 4037 OVERALL |
| body_style | ANGLE, SHAPE, INTERNAL COUPLING |
| point_type | CONVENTIONAL |
| shell_type | SOLID |
| point_angle | 118.0 DEGREES NOMINAL |
| shank_style | STRAIGHT ROUND |
| flute_length | 3.875 INCHES NOMINAL IN |
| thread_class | 2A A |
| body_material | STEEL |
| bore_diameter | 1.500 INCHES NOMINAL IN |
| NSN | 4320-00-218-3451 |
| MATERIAL | COPPER ALLOY |