BaerCoil® Wire Thread Inserts BSW

BSW - British Coarse Thread

 1.0 D 1.5 D 2.0 D  2.5 D  3.0 D 
TDBTDBTDBTDBTDBmin.max.
BSW 1/8 x 400.1250.2370.2120.1870.2990.2740.2500.3620.3370.3120.4250.4000.3750.4870.4620.1570.172
BSW 3/16 x 240.1870.3750.3320.2810.4680.4260.3750.5620.5200.4680.6560.6120.5620.7500.7080.2400.255
BSW 1/4 x 200.1250.4750.4250.3750.6000.5500.5000.7250.6750.6250.8500.8000.7500.9750.9250.3140.330
BSW 5/16 x 180.3120.5620.5070.4690.7190.6630.6250.8750.8190.7811.0310.9760.9371.1871.1320.3850.400
BSW 3/8 x 160.3750.6560.5940.5620.8440.7810.7501.0310.9690.9371.2191.1561.1251.4061.3440.4570.472
BSW 7/16 x 140.4370.7590.6870.6560.9780.9060.8751.1961.1251.0931.4151.3431.3121.6341.5620.5320.552
BSW 1/2 x 120.5000.8750.7920.7501.1251.0421.0501.3751.2921.2501.6251.5421.5001.8751.7920.6100.630
BSW 9/16 x 120.5620.9370.8540.8441.2191.1351.1251.5001.4171.4061.7811.6981.6872.0621.9790.6750.695
BSW 5/8 x 110.6251.0340.9430.9371.3471.2561.2501.6591.5681.5621.9721.8811.8752.2342.1930.7470.767
BSW 11/16 x 110.6871.0971.0061.0311.4411.3501.3751.6961.6941.7182.1282.0372.0622.4722.3810.8110.831
BSW 3/4 x 100.7501.2001.1001.1251.5751.4751.5001.9501.8501.8752.3252.2252.2502.7002.6060.8860.906
BSW 7/8 x 90.8751.3751.2641.3121.8121.7011.7502.2502.1392.1872.6872.5762.6253.1253.0141.0271.052
BSW 1“ x 81.0001.5631.4371.5002.0621.9372.0002.5622.4372.5003.0622.9373.0003.5623.4371.1721.197
BSW 1.1/8“ x 71.1251.7681.6251.6872.3302.1872.2502.8932.7502.8123.4553.3123.3754.0183.8751.3211.356
BSW 1.1/4“ x 71.2501.8931.7501.8752.5182.3752.5003.1433.0003.1253.7683.6253.7504.3934.2501.4491.484
BSW 1.1/2“ x 61.5002.2502.0832.2503.0002.8333.0003.7503.5833.7504.5004.3334.5005.2505.0831.7341.774

Acronyms

P = Install insert 1/4 - 1/2 pitch below the surface
T = Full tapped thread length (min.)
B = Tap depth - including threads chamfer of plug tap
D = Drill depth (min.) - excluding point
F = Free Coil Diameter