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High-Performance 16ER Whitworth Full Profile Threading Insert

The 16ER threading insert for Whitworth standard threads is a specialized solution for reliable external thread turning. With its full profile geometry and a 55° flank angle, it forms the thread accurately. The universal solid carbide grade RT315 provides a balanced combination of toughness and wear resistance, supporting professional machining processes across various materials.

Suitable materials

Technical data

  • Insert size (ISO): 16
  • Execution: External thread (ER)
  • Cutting direction: Right-hand
  • Thread standard: Whitworth standard thread (BSW)
  • Machining type: Full profile
  • Flank angle: 55°
  • Carbide grade: RT315 (PVD-coated)
  • ISO application areas: P15-P25, M10-M25
  • Packaging unit: 2 pieces

Dimensions of 16ER Threading Insert

  Item Nr. ISO TPI I.C. S d
16ER-BSW-11-G RT315 1881361 16 11 TPI 9,525 3,52 4
16ER-BSW-14-G RT315 1881362 16 14 TPI 9,525 3,52 4
16ER-BSW-19-G RT315 1881363 16 19 TPI 9,525 3,52 4

Cutting data

ISO Material Cutting Data
P Steel Vc= 80-150 m/min
M Stainless Steel Vc= 80-120 m/min
N NF-Metals Vc= 120-300 m/min 
S Special Materials Vc= 20-60 m/min

Applications

This Whitworth threading insert is geared towards the requirements of general mechanical engineering, maintenance, and serial production. Designed for external turning with a right-hand cutting direction, it is suitable for machining standard BSW threads on conventional and CNC-controlled lathes. The universal coating allows for flexible switching between different material groups, such as general structural steels, stainless steels, NF-metals, and various special materials, without the need to change tools frequently.

Special features

Designed as a full profile insert, the cutting edge forms the entire thread profile including the crest, which promotes excellent profile accuracy. The RT315 PVD coating features good thermal stability and hardness, reducing wear even during demanding machining tasks. Furthermore, the three available variants with 11, 14, and 19 threads per inch (TPI) cover commonly used Whitworth pitches, supporting efficient workflows in metal-cutting operations.

1881361

Data sheet

Inside/Outside
Outside
Gewindeplatten Große
16
Gewindeplatten Verwendung
RT315 Steel and Stainless Steel
Gewinde
BSW Whitworth
Materials
NF-Metals
Plastic
Special Materials
Stainless Steel
Steel
Rechts-Links
Right
thread profile
Full profile

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