Mento Hoses and Couplings Catalogue
14.2. NPT Fittings
NPT Fittings s s s s s s s s s s s s s s s s s s
Index NPT Fittings FFM Male nipple CR Male thread elbow RRS Male thread tee FFFM Extended male nipple PTRM Thread reducer CDM Male female thread elbow FGM Thread expander / Adapter CD45M Male female thread 45째 elbow MRO Male female thread tee MMS Male female thread tee GG Female thread coupling DDM Female thread elbow DD45 Female thread 45째 elbow MMO Female thread tee KMMOO Female thread cross HPM Hexagon head plug HHP Hexagon socket plug
14.2 14.2-1 14.2-2 14.2-2 14.2-2 14.2-2 14.2-3 14.2-3 14.2-3 14.2-3 14.2-4 14.2-4 14.2-4 14.2-4 14.2-5 14.2-5 14.2-5 14.2-5 14.2-5
4. EDITION
Mento Hoses and Couplings Catalogue
14.2-2. NPT Fittings
FFM Male nipple
RRS Male thread tee
Male NPTF thread (SAE J476) / Male NPTF* thread (SAE J476) SAE 140137
Male NPTF thread (SAE J476) SAE 140437
Adapter Adapter Thread Thread Steel Stainless Steel NPT/NPTF NPT/NPTF PT1 PT 1/8-27 1/8-27 1/8 FF-S 1/8FFMSS 1/4-18 1/8-27 1/4 X 1/8 FF-S 1/4X1/8FFMSS 1/4-18 1/4-18 1/4FFMS 1/4FFMSS 3/8-18 1/8-27 3/8 X 1/8 FF-S 3/8X1/8FFMSS 3/8-18 1/4-18 3/8 X 1/4 FF-S 3/8X1/4FFMSS 3/8-18 3/8-18 3/8 FF-S 3/8FFMSS 1/2-14 1/8-27 1/2 X 1/8 FF-S 1/2X1/8FFMSS 1/2-14 1/4-18 1/2 X 1/4 FF-S 1/2X1/4FFMSS 1/2-14 3/8-18 1/2 X 3/8 FF-S 1/2X3/8FFMSS 1/2-14 1/2-14 1/2FFMS 1/2FFMSS 3/4-14 1/4-18 3/4 X 1/4 FF-S 3/4X1/4FFMSS 3/4-14 3/8-18 3/4 X 3/8 FF-S 3/4X3/8FFMSS 3/4-14 1/2-14 3/4 X 1/2 FF-S 3/4X1/2FFMSS 3/4-14 3/4-14 3/4FFMS 3/4FFMSS 1-11.5 1-11.5 1 FF-S 1FFMSS 1-11.5 1/4-18 1 X 1/4 FF-S 1X1/4FFMSS 1-11.5 3/4-14 1 X 3/4 FF-S 1X3/4FFMSS 1 1/4-11.5 1-11.5 1 1/4 X 1 FF-S 11/4X1FFMSS 1 1/4-11.5 1 1/4-11.5 1 1/4 FF-S 11/4FFMSS 1 1/2-11.5 1 1/2-11.5 1 1/2 FF-S 11/2FFMSS 2-11.5 2-11.5 2 FF-S 2FFMSS Imperial and metric parts may vary in hexagon dimensions.
CR Male thread elbow Male NPTF thread (SAE J476) / Male NPTF* thread (SAE J476) SAE 140237
Thread NPT/NPTF PT 1/8-27 1/4-18 3/8-18 3/8-18 1/2-14 1/2-14 3/4-14 3/4-14 1-11.5 1 1/4-11.5 1 1/2-11.5
Thread NPT/NPTF PT1 1/8-27 1/4-18 3/8-18 1/4-18 1/2-14 3/8-18 3/4-14 1/2-14 1-11.5 1 1/4-11.5 1 1/2-11.5
Adapter Steel
Adapter Stainless Steel
1/8 CR-S 1/8 CR-SS 1/4 CR-S 1/4 CR-SS 3/8 CR-S 3/8 CR-SS 3/8 X 1/4 CR-S 3/8 X 1/4 CR-SS 1/2 CR-S 1/2 CR-SS 1/2 X 3/8 CR-S 1/2 X 3/8 CR-SS 3/4 CR-S 3/4 CR-SS 3/4 X 1/2 CR-S 3/4 X 1/2 CR-SS 1 CR-S 1 CR-SS 1 1/4 CR-S 1 1/4 CR-SS 1 1/2 CR-S 1 1/2 CR-SS
Adapter Thread D N XX Y Weight Adapter Stainless NPT/NPTF mm mm mm mm (steel) g/1 Steel Steel piece PT 1/8-27 5 20 14 11 33 1/8 RRS-S 1/8 RRS-SS 1/4-18 7 28 19 14 56 1/4 RRS-S 1/4 RRS-SS 3/8-18 10 31 22 19 92 3/8 RRS-S 3/8 RRS-SS 1/2-14 14 37 26 22 96 1/2 RRS-S 1/2 RRS-SS 3/4-14 19 40 28 27 235 3/4 RRS-S 3/4 RRS-SS Imperial and metric parts may vary in hexagon dimensions.
FFFM Extended male nipple Male NPTF thread (SAE J476) / Male NPTF* thread (SAE J476)
Adapter Adapter Thread Steel Stainless Steel NPT/NPTF PT 1/8-27 1/8 X 1.5 FFF-S 1/8X1.5FFFMSS 1/8-27 1/8 X 2.0 FFF-S 1/8X2.0FFFMSS 1/8-27 1/8 X 2.5 FFF-S 1/8X2.5FFFMSS 1/8-27 1/8 X 3.0 FFF-S 1/8X3.0FFFMSS 1/4-18 1/4 X 1.5 FFF-S 1/4X1.5FFFMSS 1/4-18 1/4 X 2.0 FFF-S 1/4X2.0FFFMSS 1/4-18 1/4 X 2.5 FFF-S 1/4X2.5FFFMSS 1/4-18 1/4 X 3.0 FFF-S 1/4X3.0FFFMSS 1/4-18 1/4 X 4.0 FFF-S 1/4X4.0FFFMSS 1/2-14 1/2 X 2.0 FFF-S 1/2X2.0FFFMSS 1/2-14 1/2 X 3.0 FFF-S 1/2X3.0FFFMSS Imperial and metric parts may vary in hexagon dimensions.
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Mento Hoses and Couplings Catalogue
14.2-3. NPT Fittings
PTRM Thread reducer Male NPTF thread (SAE J476) / Female NPTF* thread (SAE J476) SAE 140140
FGM Thread expander / Adapter Male NPTF thread (SAE J476) / Female NPTF* thread (SAE J476) SAE 140139
Adapter Adapter Thread Thread Steel Stainless Steel NPT/NPTF NPT/NPTF PTF PTM 1/4-18 1/8-27 1/4 X 1/8 PTR-S 1/4X1/8PTRMSS 3/8-18 1/8-27 3/8 X 1/8 PTR-S 3/8X1/8PTRMSS 3/8-18 1/4-18 3/8 X 1/4 PTR-S 3/8X1/4PTRMSS 1/2-14 1/8-27 1/2 X 1/8 PTR-S 1/2X1/8PTRMSS 1/2-14 1/4-18 1/2 X 1/4 PTR-S 1/2X1/4PTRMSS 1/2-14 3/8-18 1/2X3/8PTRMS 1/2X3/8PTRMSS 3/4-14 1/4-18 3/4 X 1/4 PTR-S 3/4X1/4PTRMSS 3/4-14 3/8-18 3/4 X 3/8 PTR-S 3/4X3/8PTRMSS 3/4-14 1/2-14 3/4 X 1/2 PTR-S 3/4X1/2PTRMSS 1-11.5 3/8-18 1 X 3/8 PTR-S 1X3/8PTRMSS 1-11.5 1/2-14 1 X 1/2 PTR-S 1X1/2PTRMSS 1-11.5 3/4-14 1 X 3/4 PTR-S 1X3/4PTRMSS 1 1/4-11.5 1/2-14 1 1/4 X 1/2 PTR-S 11/4X1/2PTRMSS 1 1/4-11.5 3/4-14 1 1/4 X 3/4 PTR-S 11/4X3/4PTRMSS 1 1/4-11.5 1-11.5 1 1/4X1PTRMS 11/4X1PTRMSS 1 1/2-11.5 3/4-14 1 1/2 X 3/4 PTR-S 11/2X3/4PTRMSS 1 1/2-11.5 1-11.5 1 1/2X1PTRMS 11/2X1PTRMSS 1 1/2-11.5 1 1/4-11.5 1 1/2X1 1/4PTRMS 11/2X11/4PTRMSS 2-11.5 1/2-14 2 X 1/2 PTR-S 2X1/2PTRMSS 2-11.5 1 1/4-11.5 2 X 1 1/4 PTR-S 2X11/4PTRMSS Imperial and metric parts may vary in hexagon dimensions.
Adapter Adapter Thread Thread Steel Stainless Steel NPT/NPTF NPT/NPTF PTM PTF 1/8-27 1/8-27 1/8 FG-S 1/8FGMSS 1/4-18 1/8-27 1/4 X 1/8 FG-S 1/4X1/8FGMSS 1/4-18 1/4-18 1/4 FG-S 1/4FGMSS 3/8-18 1/8-27 3/8 X 1/8 FG-S 3/8X1/8FGMSS 3/8-18 1/4-18 3/8 X 1/4 FG-S 3/8X1/4FGMSS 3/8-18 3/8-18 3/8 FG-S 3/8FGMSS 1/2-14 1/8-27 1/2 X 1/8 FG-S 1/2X1/8FGMSS 1/2-14 1/4-18 1/2 X 1/4 FG-S 1/2X1/4FGMSS 1/2-14 3/8-18 1/2 X 3/8 FG-S 1/2X3/8FGMSS 1/2-14 1/2-14 1/2 FG-S 1/2FGMSS 3/4-14 3/4-14 3/4 FG-S 3/4FGMSS 3/4-14 1/4-18 3/4 X 1/4 FG-S 3/4X1/4FGMSS 3/4-14 1/2-14 3/4 X 1/2FG-S 3/4X1/2FGMSS 1-11.5 1-11.5 1 FG-S 1FGMSS 1-11.5 1/2-14 1 X 1/2FG-S 1X1/2FGMSS 1-11.5 3/4-14 1 X 3/4FG-S 1X3/4FGMSS 1 1/4-11.5 1-11.5 1 1/4 X 1FG-S 11/4X1FGMSS Imperial and metric parts may vary in hexagon dimensions.
CDM Male female thread elbow
CD45M Male female thread 45째 elbow
Male NPTF thread (SAE J476) / Female NPTF* thread (SAE J476) SAE 140239
Male NPTF thread (SAE J476) / Female NPTF* thread (SAE J476) SAE 140339
Adapter Adapter Thread Thread Steel Stainless Steel NPT/NPTF NPT/NPTF PTF PTM 1/8-27 1/8-27 1/8 CD-S 1/8 CD-SS 1/4-18 1/4-18 1/4CDMS 1/4 CD-SS 1/8-27 1/4-18 1/4 X 1/8 CD-S 1/4 X 1/8 CD-SS 3/8-18 3/8-18 3/8CDMS 3/8 CD-SS 1/4-18 3/8-18 3/8 X 1/4 CD-S 3/8 X 1/4 CD-SS 1/2-14 3/8-18 3/8 X 1/2 CD-S 3/8 X 1/2 CD-SS 1/2-14 1/2-14 1/2 CD-S 1/2 CD-SS 3/8-18 1/2-14 1/2 X 3/8 CD-S 1/2 X 3/8 CD-SS 3/4-14 1/2-14 1/2 X 3/4 CD-S 1/2 X 3/4 CD-SS 3/4-14 3/4-14 3/4 CD-S 3/4 CD-SS 1/2-14 3/4-14 3/4 X 1/2 CD-S 3/4 X 1/2 CD-SS 1-11.5 1-11.5 1 CD-S 1 CD-SS 1 1/4-11.5 1 1/4-11.5 1 1/4 CD-S 1 1/4 CD-SS 1 1/2-11.5 1 1/2-11.5 1 1/2 CD-S 1 1/2 CD-SS Imperial and metric parts may vary in hexagon dimensions.
Adapter Adapter Thread Thread Steel Stainless Steel NPT/NPTF NPT/NPTF PTF PTM 1/8-27 1/8-27 1/8CD45MS 1/8 CD45-SS 1/4-18 1/4-18 1/4 CD45-S 1/4 CD45-SS 3/8-18 3/8-18 3/8 CD45-S 3/8 CD45-SS 1/2-14 1/2-14 1/2 CD45-S 1/2 CD45-SS 3/4-14 3/4-14 3/4 CD45-S 3/4 CD45-SS 1-11.5 1-11.5 1 CD45-S 1 CD45-SS 1 1/4-11.5 1 1/4-11.5 1 1/4 CD45-S 1 1/4 CD45-SS Imperial and metric parts may vary in hexagon dimensions.
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Mento Hoses and Couplings Catalogue
14.2-4. NPT Fittings
MRO Male female thread tee
GG Female thread coupling
Male NPTF thread (SAE J476) / Female NPTF* thread (SAE J476) SAE 140424
Female NPTF thread (SAE J476) / Female NPTF* thread (SAE J476) SAE 140138
Adapter Adapter Thread Thread Steel Stainless Steel NPT/NPTF NPT/NPTF PTF PTM 1/8-27 1/8-27 1/8 MRO-S 1/8 MRO-SS 1/4-18 1/4-18 1/4 MRO-S 1/4 MRO-SS 3/8-18 3/8-18 3/8 MRO-S 3/8 MRO-SS 1/2-14 1/2-14 1/2 MRO-S 1/2 MRO-SS 3/4-14 3/4-14 3/4 MRO-S 3/4 MRO-SS 1-11.5 1-11.5 1 MRO-S 1 MRO-SS Imperial and metric parts may vary in hexagon dimensions.
MMS Male female thread tee Male NPTF thread (SAE J476) / Female NPTF* thread (SAE J476) SAE 140425
Adapter Adapter Thread Thread Steel Stainless Steel NPT/NPTF NPT/NPTF PT1 PT 1/8-27 1/8-27 1/8 GG-S 1/8 GG-SS 1/4-18 1/8-27 1/4 X 1/8 GG-S 1/4 X 1/8 GG-SS 1/4-18 1/4-18 1/4 GG-S 1/4 GG-SS 3/8-18 1/8-27 3/8 X 1/8 GG-S 3/8 X 1/8 GG-SS 3/8-18 1/4-18 3/8 X 1/4 GG-S 3/8 X 1/4 GG-SS 3/8-18 3/8-18 3/8 GG-S 3/8 GG-SS 1/2-14 1/4-18 1/2 X 1/4 GG-S 1/2 X 1/4 GG-SS 1/2-14 3/8-18 1/2 X 3/8 GG-S 1/2 X 3/8 GG-SS 1/2-14 1/2-14 1/2 GG-S 1/2 GG-SS 3/4-14 1/4-18 3/4 X 1/4 GG-S 3/4 X 1/4 GG-SS 3/4-14 1/2-14 3/4 X 1/2 GG-S 3/4 X 1/2 GG-SS 3/4-14 3/4-14 3/4 GG-S 3/4GG-SS 1-11.5 1-11.5 1 GG-S 1 GG-SS 1-11.5 1/2-14 1 X 1/2 GG-S 1 X 1/2 GG-SS 1-11.5 3/4-14 1 X 3/4 GG-S 1 X 3/4 GG-SS 1 1/4-11.5 1 1/4-11.5 1 1/4 GG-S 1 1/4 GG-SS 1 1/4-11.5 1-11.5 1 1/4 X 1 GG-S 1 1/4 X 1 GG-SS 1 1/2-11.5 1 1/2-11.5 1 1/2 GG-S 1 1/2 GG-SS 1 1/2-11.5 1 1/4-11.5 1 1/2 X 1 1/4 GG-S 1 1/2 X 1 1/4 GG-SS 2-11.5 2-11.5 2 GG-S 2 GG-SS Imperial and metric parts may vary in hexagon dimensions.
DDM Female thread elbow Thread NPT/NPTF PTM 1/8-27 1/4-18 3/8-18 1/2-14 3/4-14 1-11.5
Thread NPT/NPTF PTF 1/8-27 1/4-18 3/8-18 1/2-14 3/4-14 1-11.5
Adapter Steel
Adapter Stainless Steel
1/8 MMS-S 1/4 MMS-S 3/8 MMS-S 1/2 MMS-S 3/4 MMS-S 1 MMS-S
1/8 MMS-SS 1/4 MMS-SS 3/8 MMS-SS 1/2 MMS-SS 3/4 MMS-SS 1 MMS-SS
Female NPTF thread (SAE J476) SAE 140238
Thread NPT/NPTF PTF 1/8-27 1/4-18 3/8-18 1/2-14 3/4-14 1-11.5 1 1/4-11.5 1 1/2-11.5
Adapter Steel
Adapter Stainless Steel
1/8 DD-S 1/4 DD-S 3/8DDMS 1/2DDMS 3/4 DD-S 1 DD-S 1 1/4 DD-S 1 1/2 DD-S
1/8 DD-SS 1/4 DD-SS 3/8 DD-SS 1/2 DD-SS 3/4 DD-SS 1 DD-SS 1 1/4 DD-SS 1 1/2 DD-SS
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Mento Hoses and Couplings Catalogue
14.2-5. NPT Fittings
DD45 Female thread 45째 elbow
KMMOO Female thread cross
Female NPTF thread (SAE J476) SAE 140338
Female NPTF threads (SAE J476) SAE 140538
Adapter Adapter Thread Steel Stainless Steel NPT/NPTF PTF 1/4-18 1/4 DD45-S 1/4 DD45-SS 3/8-18 3/8 DD45-S 3/8 DD45-SS 1/2-14 1/2 DD45-S 1/2 DD45-SS 3/4-14 3/4 DD45-S 3/4 DD45-SS 1-11.5 1 DD45-S 1 DD45-SS Imperial and metric parts may vary in hexagon dimensions.
Thread NPT/NPTF Adapter Adapter PTF Steel Stainless Steel 1/8-27 1/8 KMMOO-S 1/8 KMMOO-SS 1/4-18 1/4 KMMOO-S 1/4 KMMOO-SS 3/8-18 3/8 KMMOO-S 3/8 KMMOO-SS 1/2-14 1/2 KMMOO-S 1/2 KMMOO-SS 3/4-14 3/4 KMMOO-S 3/4 KMMOO-SS 1-11.5 1 KMMOO-S 1 KMMOO-SS Imperial and metric parts may vary in hexagon dimensions.
HPM Hexagon head plug
MMO Female thread tee
Male NPTF Thread (SAE J476) SAE 130109E
Female NPTF* threads (SAE J476) SAE 140438
Thread NPT/NPTF PTF 1/8-27 1/4-18 3/8-18 1/2-14 3/4-14 1-11.5 1 1/4-11.5 1 1/2-11.5
Adapter Steel
Adapter Stainless Steel
1/8 MMO-S 1/4 MMO-S 3/8 MMO-S 1/2 MMO-S 3/4 MMO-S 1 MMO-S 1 1/4 MMO-S 1 1/2 MMO-S
1/8 MMO-SS 1/4 MMO-SS 3/8 MMO-SS 1/2 MMO-SS 3/4 MMO-SS 1 MMO-SS 1 1/4 MMO-SS 1 1/2 MMO-SS
Thread NPT/NPTF PT 1/8-27 1/4-18 3/8-18 1/2-14 3/4-14 1-11.5 1 1/4-11.5 1 1/2-11.5
Adapter Steel 1/8 HP-S 1/4 HP-S 3/8 HP-S 1/2 HP-S 3/4 HP-S 1 HP-S 1 1/4 HP-S 1 1/2 HP-S
Adapter Stainless Steel 1/8HPMSS 1/4HPMSS 3/8HPMSS 1/2HPMSS 3/4HPMSS 1HPMSS 11/4HPMSS 11/2HPMSS
HHP Hexagon socket plug Male NPTF thread (SAE J476) SAE 130109N
Thread NPT/NPTF Adapter Adapter PT Steel Stainless Steel 1/16-27 1/16 HHP-S 1/16 HHP-SS 1/8-27 1/8 HHP-S 1/8 HHP-SS 1/4-18 1/4 HHP-S 1/4 HHP-SS 3/8-18 3/8 HHP-S 3/8 HHP-SS 1/2-14 1/2 HHP-S 1/2 HHP-SS 3/4-14 3/4 HHP-S 3/4 HHP-SS 1-11.5 1 HHP-S 1 HHP-SS Imperial and metric parts may vary in hexagon dimensions.
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