Serviceline Industrial Sensors
Serviceline Explosion Protection

Stopping Plugs, Metal, Hexagon Head SP.MD.M16.BN.C.15.K50

  • Stopping plug for unused cable entries
  • Brass nickel-plated
  • Thread M16
  • Hexagon head
  • Ex db, Ex eb and Ex tb certified
  • Seal chloroprene
  • 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: 50 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  SP.MD.M16.BN.C.15.K50

Mechanical specifications
Thread typemetric ISO pitch 1.5 mm
Thread size (TD)M16
Degree of protectionIP66 / IP68 , UL Type 4X
Finishinherent color silver
Washer gasketaramid fibers bonded with NBR
Stopping plugbrass, nickel-plated
Individual componentapprox. 29 g
Packing unitapprox. 1.6 kg
Diameter thru-hole (DT)16 ... 16.2 mm
Width across flats (SW1)22 mm
Thread length (TL)15.5 mm
Total length (L)21 mm
Tightening torque
Nut torque at enclosure (SW1)4 Nm
Ambient conditions
Ambient temperature-40 ... 100 °C (-40 ... 212 °F)
washer gasket: -40 ... 80 °C (-40 ... 176 °F)
Data for application in connection with hazardous areas
EU-type examination certificateCESI 15 ATEX 029 X
MarkingEx-Hexagon II 2 GD
Ex db IIC Gb
Ex eb IIC Gb
Ex tb IIIC Db
International approvals
UL approval
cULusE305142 tested to UL 50E and UL 508A
CSA approvalCSA C22.2, No. 14-13
IECEx approvalIECEx CES 15.0006X
EAC approvalTC RU C-TR.GB05.B.00918
Degree of protectionEN 60529
General information
Delivery quantity50
Scope of deliveryStopping Plugs, Metal, Hexagon Head
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


ECLASS 11.027144435
ECLASS 10.0.127144435
ECLASS 9.027144435
ECLASS 8.027149112
ECLASS 5.127149112
ETIM 8.0EC000032
ETIM 7.0EG000032
ETIM 6.0EC000441

Documents: SP.MD.M16.BN.C.15.K50

Short instructions, safety informationLanguageFile TypeFile Size
Brief Instructions Stopping Plugs Metal SP.MA* and SP.MD*ENGPDF113 KB
Kurzanleitung Blindverschraubungen Metall SP.MA* und SP.MD*GERPDF120 KB

Approvals+Certificates: SP.MD.M16.BN.C.15.K50

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of Conformity / EU-KonformitätserklärungDOC-2243CPDF442 KB
CESI IECEx Certificate of ConformityIECEx CES 15.0006XLINK---
Russia Belarus EAC Kazakhstan NANIO "CCVE" EAC TP TC 012/2011TC RU C-TR.GB05.B.00918PDF4374 KB
UL cULusE305142PDF241 KB

Associated Products: SP.MD.M16.BN.C.15.K50

Matching System Components
Brass nickel-plated, Thread M16, Packaging unit: 100 piecespa
For thread M16, Packaging unit: 100 piecespa