Top Notch GROOVING & THREADING INSERTS KCU10B KCU25B TURNING P 䢇 䢇 M 䢇 䢇 K 嘷 嘷 N 䢇 嘷 䢇 Primary S 䢇 䢇 NR-K • Groove and Turn • Full Radius • Chip Control 嘷 Secondary H 嘷 Catalog Number Insert Size W Ap max RC T KCU10B KCU25B Right Hand NR3031RK 3 1,57 1,97 0,79 2,39 7227398 7247927 NR3047RK 3 2,39 1,91 1,19 3,81 7227403 7247931 NR3062RK 3 3,18 2,92 1,59 3,81 7227407 7247935 NR3078RK 3 3,97 2,54 1,98 3,81 7227409 7247937 NR4062RK 4 3,18 2,92 1,59 3,81 7227414 7247948 NR4094RK 4 4,79 3,81 2,39 6,35 7227416 7247950 NR4125RK 4 6,35 3,81 3,18 6,35 7227431 7247954 Left Hand NR3031LK 3 1,58 1,98 0,79 2,39 7227396 7247925 NR3047LK 3 2,39 3,81 1,20 3,81 7227400 7247929 NR3062LK 3 3,18 2,92 1,59 3,81 7227405 7247933 NR3078LK 3 3,96 2,54 1,98 3,81 7227408 7247936 NR4062LK 4 3,18 2,92 1,59 3,81 7227413 7247946 NR4094LK 4 4,79 3,81 2,39 6,35 7227415 7247949 NR4125LK 4 6,36 3,81 3,18 6,35 7227418 7247952 NOTE: Right-hand insert shown; left-hand insert is mirror image. KCU10B KCU25B P 䢇 䢇 M 䢇 䢇 K 嘷 嘷 N 䢇 嘷 䢇 Primary S 䢇 䢇 NRD • Groove and Turn • Deep Grooving • Full Radius • Flat Top 嘷 Secondary H 嘷 Catalog Number Insert Size W RC T KCU10B KCU25B Right Hand NRD3062R 3 3,17 1,59 6,35 7227487 7247958 NRD4094R 4 4,78 2,39 12,70 7227501 — NRD4125R 4 6,35 3,18 12,70 7227503 7247963 Left Hand NRD3062L 3 3,17 1,59 6,35 7227486 7247957 NRD4094L 4 4,78 2,39 12,70 7227490 7247961 NRD4125L 4 6,35 3,18 12,70 7227502 7247962 NOTE: Inserts have one cutting edge. Right-hand insert shown; left-hand insert is mirror image. 14 kennametal.com