USD
  •  US Dollar
  •  Euro
  •  British Pound Sterling
  •  Canadian Dollar
  •  Australian Dollar
Cart 0

BSPT Taps, "Rc" Series British Standard Taper Pipe

  • $230.88 USD

 More payment options

BSPT Taps HSS (High Speed Steel)

55 degree Whitworth Thread Form. Whitworth Pipe Threads are used almost exclusively by countries which are otherwise on the metric system.

"Rc: Series British Standard Pipe - Taper- BSPT Also referred to as British Standard Taper Pipe or Pipe Taper, or Conical Thread. 1:16 Tapered Thread. Taper is 3/4" taper per foot ( 1 in 16 on the diameter) Various Symbols: BSPT, BSPTr, PT, KR, Rc.

We have the largest selection in stock.

Please contact us for special sizes

 

Suggested tap drill sizes for BSPT taps

Nominal Size
(inches)

T P I

Major Diameter
(inches)

Tapping Drill Size

 

 

 

BSPT

 

 

 

 

1/16

28

0.304

 

 

1/8

28

0.383

 8.4mm

21/64"

1/4

19

0.518

11.2mm

7/16"

3/8

19

0.656

 14.75mm

37/64"

1/2

14

0.825

18.25mm

23/32"

5/8

14

0.902

 

 

3/4

14

1.041

23.75mm

15/16"

7/8

14

1.189

 

 

1 inch

11

1.309

30mm

1-11/64"

 1-1/4"

11

 1.650

38.5mm

1-33/64"

 1-1/2"

11

1.882

44.5mm

1-3/4"

1-3/4"

11

2.116

 

 

2"

11

2.347

56mm

2-3/16"


We Also Recommend