338M3.5

Insert Design Part No.: 338M3.5 Thread Size: M3.5 Pitch (internal): 0.60 Pitch (external) P: 1.15 Diameter (external) B: 5.52 Head Thickness T: 0.75 Head Diameter D: 7.90 Length L: 6.20 Hole Design Hole Diameter C: 5.0-5.3 Hole Depth Y: 6.9 Boss Diameter X: 9.3 Wall Thickness W: 2.00 Pin Design øH tolerances ± 0.0125

The Tappex brass Trisert threaded insert available in three primary designs – double ended, reduced headed and headed

345M4

Insert Design Part No.: 345M4 Thread Size: M4 Pitch (internal): 0.70 Pitch (external) P: 1.27 Diameter (external) B: 6.31 Head Thickness T: 0.75 Head Diameter D: 8.70 Length L: 5.60 Hole Design Hole Diameter C: 5.8-6.1 Hole Depth Y: 6.2 Boss Diameter X: 10.7 Wall Thickness W: 2.30 Pin Design øH tolerances ± 0.0125

339M3.5

Insert Design Part No.: 339M3.5 Thread Size: M3.5 Pitch (internal): 0.60 Pitch (external) P: 1.15 Diameter (external) B: 5.52 Head Thickness T: 0.75 Head Diameter D: 7.90 Length L: 5.00 Hole Design Hole Diameter C: 5.0-5.3 Hole Depth Y: 5.5 Boss Diameter X: 9.3 Wall Thickness W: 2.00 Pin Design øH tolerances ± 0.0125

336M3.5

Insert Design Part No.: 336M3.5 Thread Size: M3.5 Pitch (internal): 0.60 Pitch (external) P: 1.15 Diameter (external) B: 5.52 Head Thickness T: 0.75 Head Diameter D: 7.90 Length L: 6.20 Hole Design Hole Diameter C: 5.0-5.3 Hole Depth Y: 6.9 Boss Diameter X: 9.3 Wall Thickness W: 2.00 Pin Design øH tolerances ± 0.0125

336M3

Insert Design Part No.: 336M3 Thread Size: M3 Pitch (internal): 0.50 Pitch (external) P: 1.06 Diameter (external) B: 4.73 Head Thickness T: 0.75 Head Diameter D: 7.10 Length L: 5.25 Hole Design Hole Diameter C: 4.1-4.4 Hole Depth Y: 5.80 Boss Diameter X: 7.70 Wall Thickness W: 1.65 Pin Design øH tolerances ± 0.0125

338M3

Insert Design Part No.: 338M3 Thread Size: M3 Pitch (internal): 0.5 Pitch (external) P: 1.06 Diameter (external) B: 4.73 Head Thickness T: 0.75 Head Diameter D: 7.10 Length L: 5.25 Hole Design Hole Diameter C: 4.1-4.4 Hole Depth Y: 5.8 Boss Diameter X: 7.7 Wall Thickness W: 1.65 Pin Design øH tolerances ± 0.0125

345M3.5

Insert Design Part No.: 345M3.5 Thread Size: M3.5 Pitch (internal): 0.60 Pitch (external) P: 1.15 Diameter (external) B: 5.52 Head Thickness T: 0.75 Head Diameter D: 7.90 Length L: 5.00 Hole Design Hole Diameter C: 5.0-5.3 Hole Depth Y: 5.5 Boss Diameter X: 9.3 Wall Thickness W: 2.00 Pin Design øH tolerances ± 0.0125

345M3

Insert Design Part No.: 345M3 Thread Size: M3 Pitch (internal): 0.50 Pitch (external) P: 1.06 Diameter (external) B: 4.73 Head Thickness T: 0.75 Head Diameter D: 7.10 Length L: 4.00 Hole Design Hole Diameter C: 4.1-4.4 Hole Depth Y: 4.40 Boss Diameter X: 7.70 Wall Thickness W: 1.65 Pin Design øH tolerances ± 0.0125

339M3

Insert Design Part No.: 339M3 Thread Size: M3 Pitch (internal): 0.50 Pitch (external) P: 1.06 Diameter (external) B: 4.79 Head Thickness T: 0.75 Head Diameter D: 7.10 Length L: 4.00 Hole Design Hole Diameter C: 4.1-4.4 Hole Depth Y: 4.4 Boss Diameter X: 7.7 Wall Thickness W: 1.65 Pin Design øH tolerances ± 0.0125

336M2.5

Insert Design Part No.: 336M2.5 Thread Size: M2.5 Pitch (internal): 0.45 Pitch (external) P: 1.06 Diameter (external) B: 4.33 Head Thickness T: 0.60 Head Diameter D: 6.35 Length L: 5.25 Hole Design Hole Diameter C: 3.8-4.1 Hole Depth Y: 5.8 Boss Diameter X: 7.2 Wall Thickness W: 1.55 Pin Design øH tolerances ± 0.0125

338M2.5

Insert Design Part No.: 338M2.5 Thread Size: M2.5 Pitch (internal): 0.45 Pitch (external) P: 1.06 Diameter (external) B: 4.33 Head Thickness T: 0.60 Head Diameter D: 6.35 Length L: 5.25 Hole Design Hole Diameter C: 3.8-4.1 Hole Depth Y: 5.8 Boss Diameter X: 7.2 Wall Thickness W: 1.55 Pin Design øH tolerances ± 0.0125

345M2.5

Insert Design Part No.: 345M2.5 Thread Size: M2.5 Pitch (internal): 0.45 Pitch (external) P: 1.06 Diameter (external) B: 4.33 Head Thickness T: 0.60 Head Diameter D: 6.35 Length L: 4.00 Hole Design Hole Diameter C: 3.8-4.1 Hole Depth Y: 4.4 Boss Diameter X: 7.2 Wall Thickness W: 1.55 Pin Design øH tolerances ± 0.0125

339M2.5

Insert Design Part No.: 339M2.5 Thread Size: M2.5 Pitch (internal): 0.45 Pitch (external) P: 1.06 Diameter (external) B: 4.33 Head Thickness T: 0.60 Head Diameter D: 6.35 Length L: 4.00 Hole Design Hole Diameter C: 3.8-4.1 Hole Depth Y: 4.4 Boss Diameter X: 7.2 Wall Thickness W: 1.55 Pin Design øH tolerances ± 0.0125

270M6

Insert Design Part No.: 270M6 Thread Size: M6 Pitch (internal): 1.00 Pitch (external) P: 1.59 Diameter (external) B: 8.69 Head Thickness T: 0.90 Head Diameter D: 8.60 Length L: 12.00 Hole Design Hole Diameter C: 8.0-8.4 Hole Depth Y: 13.2 Boss Diameter X: 14.7 Wall Thickness W: 3.15 Pin Design øH tolerances ± 0.0125

237M8

Insert Design Part No.: 237M8 Thread Size: M8 Pitch (internal): 1.25 Pitch (external) P: 1.95 Diameter (external) B: 11.06 Head Thickness T: 1.00 Head Diameter D: 11.10 Length L: 14.00 Hole Design Hole Diameter C: 10.1-10.6 Hole Depth Y: 15.6 Boss Diameter X: 18.6 Wall Thickness W: 4.00 Pin Design øH tolerances ± 0.0125

270M8

Insert Design Part No.: 270M8 Thread Size: M8 Pitch (internal): 1.25 Pitch (external) P: 1.95 Diameter (external) B: 11.06 Head Thickness T: 1.00 Head Diameter D: 11.10 Length L: 14.00 Hole Design Hole Diameter C: 10.1-10.6 Hole Depth Y: 15.6 Boss Diameter X: 18.6 Wall Thickness W: 4.00 Pin Design øH tolerances ± 0.0125

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