Serviceline Industrial Sensors
Serviceline Explosion Protection

Cable Glands, Metal, for non-armored Cables CG.NA.NPT3/4S.BN.C.16.K25

  • For cables without armor
  • Brass nickel-plated
  • Thread NPT 3/4''
  • Seal chloroprene
  • Ex db, Ex eb and Ex tb certified
  • Suitable for operation in Zone 1, Zone 2, Zone 21 and Zone 22
  • Suitable for operation in Class I, Zone 1/2/22
  • Suitable for operation in Class I, Division 2 when installed in accordance with NEC501.10(B)(2)
  • Degree of protection IP66 / IP68, UL Type 4X
  • Packaging unit: 25 pieces, without accessories

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of  CG.NA.NPT3/4S.BN.C.16.K25

Mechanical specifications
Cable typenon-armored cables
Clamping range (D)10 ... 18 mm
Seal combination S114.5 ... 18 mm
Seal combination S1+S212 ... 14.5 mm
Seal combination S1+S2+S310 ... 12 mm
Thread typeNPT ANSI ASME B1.20.1
Thread size (TD)NPT 3/4''
Degree of protectionIP66 / IP68 , UL Type 4X
Finishinherent color silver
Cable glandbrass, nickel-plated
Washer gasketaramid fibers bonded with NBR
Seal insertchloroprene
Individual componentapprox. 85 g
Packing unitapprox. 2.34 kg
Width across corners (D2)31 mm
Diameter thru-hole (DT)26.7 ... 26.9 mm
Length outside enclosure (H)32 mm
Width across flats (SW1)28 mm
Width across flats (SW2)28 mm
Thread length (TL)16 mm
Total length (L)48 mm
Tightening torque
Nut torque at enclosure (SW1)10 Nm
Nut torque 2 with seal S1 (SW2)18 Nm
Nut torque 2 with seals S1+S2 (SW2)22 Nm
Nut torque 2 with seals S1+S2+S3 (SW2)25 Nm
Ambient conditions
Ambient temperature-40 ... 80 °C (-40 ... 176 °F) washer gasket -40 ... 80 °C (-40 ... 176 °F)
Data for application in connection with hazardous areas
EU-type examination certificateIMQ 14 ATEX 012X
MarkingEx-Hexagon II 2 GD
Ex db IIC Gb
Ex eb IIC Gb
Ex tb IIIC Db
International approvals
UL approval
cULusE490324 tested to UL 514B
E490962 tested to UL 2225
CSA 60079-7 , CSA 60079-31
IECEx approvalIECEx IMQ 14.0004X
UKCA approvalCML 21 UKEX 11380X
INMETRO approvalDNV 20.0029 X
CCC approval2021312313000344
Degree of protectionEN 60529
General information
Delivery quantity25
Scope of deliveryCable gland
Brief instructions (1 copy)
Supplementary informationEC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see
Sealing plugsBP.NA.M20-M25S.PA


ECLASS 13.027140802
ECLASS 12.027140802
ECLASS 11.027144434
ECLASS 10.0.127144434
ECLASS 9.027144434
ECLASS 8.027149111
ECLASS 5.127149111
ETIM 9.0EC000441
ETIM 8.0EC000441
ETIM 7.0EC000441
ETIM 6.0EC000441
ETIM 5.0EC000441
UNSPSC 12.131181702

Details: CG.NA.NPT3/4S.BN.C.16.K25

Product Documentation: CG.NA.NPT3/4S.BN.C.16.K25

Language Selection:
Brief InstructionsLanguageFile TypeFile Size
Brief Instructions - Cable Glands Series CG.NA.*/CG.EM.*ENGPDF296 KB
Safety and Security Documentation
Instruction manualENGPDF160 KB

Approvals: CG.NA.NPT3/4S.BN.C.16.K25

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Brasil DNV GL BrasilDNV 20.0029 XALLPDF319 KB
CCC Ex Certificate2021312313000344 (Bimed Teknik)ALLPDF1849 KB
Europe IMQ ATEX Category 2 D ATEX Category 2 GIMQ 14 ATEX 012 XALLPDF987 KB
IMQ IECEx Certificate of ConformityIECEx IMQ 14.0004XALLLINK---
UK-Type Examination CertificateCML 21UKEX11380XALLPDF137 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-1897DALLPDF371 KB