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ISO Conversion Fittings - Continued Male Hex BSP Taper Pipe Plug
Item
2K PH 4K PH 6K PH 8K PH
12K PH 16K PH
BSPT Thread T₁
⅛-28 ¼-19
W HEX
⁷⁄₁₆ ⁵∕₈
⅜-19 ¾ ½-14
⁷⁄₈ D (in.)
.59 .81 .81
1.06
¾-14 1 ⅛ 1.13 1-11
1 ⅜ 1.31 R (in.)
.38 .56 .56 .75 .75 .94
Working Pressure
Brass PSI
3200 3300 2600 2400 2300 2200
Brass Bar
220 230 180 160 160 150
Stainless Steel PSI
6100 6200 5000 3600 4300 4100
Stainless Steel Bar
420 430 340 320 300 280
C
Male Hex BSPP Parallel Pipe Plug Item
2R PH 4R PH 6R PH 8R PH
12R PH 16R PH
BSPT Thread T₁
⅛-28 ¼-19 ⅜-19 ½-14 ¾-14 1-11
W HEX
⁹⁄₁₆ ¾ ⁷⁄₈
1-¹⁄₁₆ D (in.)
.55 .78 .78 .99
R (in.)
.28 .44 .44 .56
1-⁵⁄₁₆ 1.13 .63 1-⅝
1.21 .72 Working Pressure
Brass PSI
5000 4000 3900 3800 3600 2600
Brass Bar
340 280 270 260 250 180
Stainless Steel PSI
9100 7500 7200 6600 6400 4600
Stainless Steel Bar
630 520 500 460 440 320
Note: Bonded seal page 26 must be used on BSPP end shown. Please note the pressure ratings are based on taper threaded ends. The pressure rating for the BSPP ends are dependent on the type of sealing washer used.