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Fittings, Tubing and Nipples Features• Available in sizes 1/4”, 3/8”, 1/2”, 3/4” and 1”.• NationalPipeThread• 316coldworkedstainlessforfittingsandtubing.• Operatingtemperaturesfrom-400ºFto800º F.• Allitemscanbemanufacturedfromspecialmaterialsuponcustomerrequest.
gpphighpressure.com(417) 673-1919
2
NPT FITTINGS
NPTPART NUMBERING MATRIX
Part Number T-8NPT:TEE15,000 PSI, 1/2”, 316 SST Tee
EXAMPLE
3*Dimensions are subject to change and are considered reference.
gpphighpressure.com(417) 673-1919
4 1/4B BULK HEAD 15,000 6 3/8C COUPLING
8 1/212 3/4
316 SST
16 1
D4 17-4D5 15-5E ELBOW
I INCONEL®NPL NIPPLET TEEX CROSS
CONNECTIONFITTING PRESSURE (psi) Size (inch) Material
BLANK15,00015,00010,00010,000
A
B
D
C
gpphighpressure.com(417) 673-1919
4*Dimensions are subject to change and are considered reference.
FIG.1 FIG. 2 FIG. 3ELBOW TEE CROSS
FITTINGPATTERN
PART NOMINAL PRESSURE RATING MIN. BLOCKNUMBER TUBING OD psi (bar) OPENING A B C D E THICKNESS
DIMENSIONS - INCHES (mm)
E-4NPT
E-6NPT
E-8NPT
E-12NPT
E-16NPT
T-4NPT
T-6NPT
T-8NPT
T-12NPT
T-16NPT
X-4NPT
X-6NPT
X-8NPT
X-12NPT
X-16NPT
1/4 15000 0.250 1.50 1.25 1.00 0.81 0.25 0.75(6.35) (1034.48) (6.35) (38.10) (31.75) (25.40) (20.57) (6.35) (19.05)
3/8 15000 0.375 1.50 1.50 1.00 1.00 0.38 1.00(9.53) (1034.48) (9.53) (38.10) (38.10) (25.40) (25.40) (9.65) (25.40)
1/2 15000 0.500 1.88 1.88 1.25 1.25 0.50 1.25(12.70) (1034.48) (12.70) (47.75) (47.75) (31.75) (31.75) (12.70) (31.75)
3/4 10000 0.750 2.62 2.12 1.31 1.38 0.92 1.50(19.05) (689.66) (19.05) (66.55) (53.85) (33.27) (35.05) (23.37) (38.10)
1 10000 1.000 3.00 2.56 1.69 1.69 0.69 1.75(25.40) (689.66) (25.40) (76.20) (65.02) (42.93) (42.93) (17.53) (44.45)
1/4 15000 0.250 2.00 1.00 0.81 0.00 0.44 0.75(6.35) (1034.48) (6.35) (50.80) (25.40) (20.57) 0.00 (11.18) (19.05)
3/8 15000 0.375 2.00 2.00 1.00 0.38 1.00(9.53) (1034.48) (9.53) (50.80) (50.80) (25.40) 0.00 (9.65) (25.40)
1/2 15000 0.500 2.50 1.25 1.25 0.50 1.25(12.70) (1034.48) (12.70) (63.50) (31.75) (31.75) 0.00 (12.70) (31.75)
3/4 10000 0.750 2.62 1.31 1.38 0.92 1.50(19.05) (689.66) (19.05) (66.55) (33.27) (35.05) 0.00 (23.37) (38.10)
1 10000 1.000 3.38 1.69 1.69 0.69 1.75(25.40) (689.66) (25.40) (85.85) (42.93) (42.93) 0.00 (17.53) (44.45)
1/4 15000 0.250 2.00 2.00 1.00 1.00 0.75
(6.35) (1034.48) (6.35) (50.80) (50.80) (25.40) (25.40) 0.00 (19.05)3/8 15000 0.375 2.00 2.00 1.00 1.00 1.00
(9.53) (1034.48) (9.53) (50.80) (50.80) (25.40) (25.40) 0.00 (25.40)1/2 15000 0.500 2.50 2.50 1.25 1.25 1.25
(12.70) (1034.48) (12.70) (63.50) (63.50) (31.75) (31.75) 0.00 (31.75)3/4 10000 0.750 2.62 2.75 1.31 1.38 1.50
(19.05) (689.66) (19.05) (66.55) (69.85) (33.27) (35.05) 0.00 (38.10)1 10000 1.000 4.12 4.12 2.06 2.06 1.75
(25.40) (689.66) (25.40) (104.65) (104.65) (52.32) (52.32) 0.00 (44.45)
NPT FITTINGSELBOW - TEE - CROSS
A
A
A
D B
C
SECTION A-A
A
B
D
C
A
ASECTION A-A
A
D
C
B
NPT FITTINGSCOUPLING - BULKHEAD - PLUG
5*Dimensions are subject to change and are considered reference.
gpphighpressure.com(417) 673-1919
FITTINGPATTERN
PART NOMINAL PRESSURE RATING MIN.NUMBER TUBING OD psi (bar) OPENING A B
DIMENSIONS - INCHES (mm)
BULK
HEAD
SEE
FIG
. 5
FITTINGPATTERN
PART NOMINAL PRESSURE RATING MIN.NUMBER TUBING OD psi (bar) OPENING A B
DIMENSIONS - INCHES (mm)
COUP
LIN
GSE
E FI
G. 4
C-4NPT 1/4 15000 0.250(6.35) (1034.48) (6.35) 0.00 0.00
C-4NPT-6NPT 1/4 15000 0.250 1 1.38(6.35) (1034.48) (6.35) (25.40) (35.05)
C-4NPT-8NPT 1/4 15000 0.250 1.38 1.62(6.35) (1034.48) (6.35) (35.05) (41.15)
C-6NPT 3/8 15000 0.375(9.53) (1034.48) (9.53) 0.00 0.00
C-6NPT-8NPT 3/8 15000 0.375 1.38 1.63(9.53) (1034.48) (9.53) (35.05) (41.40)
C-8NPT 1/2 15000 0.500(12.70) (1034.48) (12.70) 0.00 0.00
C-8NPT-12NPT 1/2 10000 0.500 1.38 1.75(12.70) (689.66) (12.70) (35.05) (44.45)
C-12NPT 3/4 10000 0.750(19.05) (689.66) (19.05) 0.00 0.00
C-12NPT-16NPT 3/4 10000 0.750 1.75 2.19(19.05) (689.66) (19.05) (44.45) (55.63)
C-16NPT 1 10000 1.000(25.40) (689.66) (25.40) 0.00 0.00
B-4NPT 1/4 15000 0.437 1.00 2.00 0.38(6.35) (1034.48) (11.10) (25.40) (50.80) (9.65)
B-6NPT 3/8 15000 0.578 1.37 2.62 0.50(9.53) (1034.48) (14.68) (34.80) (66.55) (12.70)
B-8NPT 1/2 15000 0.703 1.37 2.62 0.50(12.70) (1034.48) (17.86) (34.80) (66.55) (12.70)
B-12NPT 3/4 10000 0.625 1.88 2.62 0.50(19.05) (689.66) (15.88) (47.75) (66.55) (12.70)
B-16NPT 1 10000 0.687 2.12 3.50 0.50(25.40) (689.66) (17.45) (53.85) (88.90) (12.70)
PANELHOLE - D
PANELTHICKNESS - C
0.94(23.88)
1.25(31.75)
1.25(31.75)
1.69(42.93)
1.94(49.28)
FIG. 4COUPLING
FIG. 6PLUG
FITTINGPATTERN
PART NOMINAL PRESSURE RATINGNUMBER TUBING OD
INCHES (mm) psi (bar)
1/4 15,000(6.35) (1378.95)
3/8 15,000(9.53) (1378.95)1/2 15,000
(12.70) (1378.95)3/4
(19.05) (1378.95)1 15,000
(25.4) (1378.95)
PLU
G
15,000
PLG-4NPT
PLG-6NPT
PLG-8NPT
PLG-12NPT
PLG-16NPT
FITTINGPATTERN
PART NOMINAL PRESSURE RATINGNUMBER TUBING OD
INCHES (mm) psi (bar)
1/4 20,000(6.35) (1378.95)
3/8 20,000(9.53) (1378.95)9/16 20,000
(14.29) (1378.95)3/4
(19.05) (1378.95)1 20,000
(25.4) (1378.95)
COUP
LING
20,000
C-4NPT
C-6NPT
C-9NPT
C-12NPT
C-16NPT
SEE
FIG
. 6
B
B
B
A H
EX
C
D H
EX
E MAX
B
A
FIG.5 BULKHEAD
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