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Products

	Products
	Materials

Ring Gaskets

	Ring Gaskets
	API & NON-API R/G List
	Bolting Chart 1
	Bolting Chart 2
	Bleed Rings

Choke Bodies

	Chokes
	Adjustable Chokes
	Positive Chokes
	W-H2 Profile
	Flanged Chokes
	WFT Chokes
	Beans
	Stems & Seats
	Flow Chart

Flow Control Valves

	Flow Control Valve
	FCV Assembly, Repair & Calibration Manual
	WM#1
	WM#1 Specifications
	WM#1 Engineering Data
	WM#1 FCV-5 Engineering Data
	WM#1 FCV-5 Cutout
	WM#1 Heat Exchanger

Flanges

Flanges

Coupon Holder 

Coupon Holder

BPV Lubricator 

	WM-10 BPV Lubricator
	BPV Lubricator Photo Gallery

Clamp Connectors

LTS Clamp Connectors

Charts

	Wall Thickness Chart
	Bore Chart (I.D. of Pipe)
	Tap & Drill Size Chart
	Fractional Inches Conversion Chart

Misc. Products

Flanged Open-Flow Elbows

Std. Screw Threads

Machine Screws

Std. Screw Threads

N.F. or S.A.E.

Tap

Drill Size

Tap

Drill Size

Tap

Drill Size

Tap

Drill Size

¼-20

7

0.2010

2–56

50

0.0700

1/8–27

Q

0.332

¼-28

3

0.213

5/16–18

F

0.2570

3-48

47

0.0785

¼-18

7/16

T

5/16–24

I

0.272

3/8–16

5/16

0.3125

4–32

45

0.0825

3/8–18

9/16

A

3/8–24

Q

0.332

7/16–14

U

0.3680

4–36

44

0.0860

½-14

45/64

P

7/16–20

25/64

0.3906

½-13

27/64

0.4219

4–40

43

0.0890

¾-14

29/32

E

½-20

29/64

0.4531

9/16–12

31/64

0.4844

6–32

36

0.1065

1–11½

1 9/64

R

9/16–18

33/64

0.5156

5/8–11

17/32

0.5312

8–32

29

0.1360

1¼-11½

1 31/64

¾”

5/8–18

37/64

0.5781

¾-10

21/32

0.6562

10–24

25

0.1495

1½-11½

1 23/32

P

¾-16

11/16

0.6875

7/8–9

49/64

0.7656

10–32

21

0.1590

2–11½

2 3/16

E

7/8–14

13/16

0.8125

1–8

7/8

0.8750

12–24

16

0.1770

2½-8

2 39/64

R

1–14

15/16

0.9375

1 1/8-7

63/64

0.9844

14-20

10

0.1935

3-8

3¼

FT.

1 1/8-12

1 3/64

1.0469