Part No. (Gland Size)Entry Thread Size “M” (Metric, NPT, PF)Entry Thread Size “M1” (Metric, NPT, PF)Thread Length(?)-MinCable Dia(A)Hexagon Dimensios (HxP)Length(L)
MetricNPT / PFMetricNPT / PFMetricNPT / PFOption
OS-E1UF-MH 16M16 or M201/2"M16 or M201/2"1515155.0 ~ 11.5H35 x P3748
OS-E1UF-MH 20M20 or M251/2" or 3/4"M201/2"1515167.5 ~ 15.2H35 x P3748
OS-E1UF-MH 32M321" or 1-1/4"M321"15181916.5 ~ 26.2H50 x P5455
OS-E1UF-MH 40M401-1/4" or 1-1/2"M401-1/4"15192123.0 ~ 32.3H55 x P5963
OS-E1UF-MH 50M501-1/2" or 2"M501-1/2"15212429.0 ~ 41.5H70 x P7570
OS-E1UF-MH 63M632" or 2-1/2"M632"15242739.0 ~ 50.0H77 x P8276
OS-E1UF-MH 63XM632-1/2"M63 or M72-1/2"152746.0 ~ 55.0H90 x P9578
OS-E1UF-MH 75M752-1/2" or 3"M752-1/2"20273052.0 ~ 61.0H90 x P9578
OS-E1UF-MH 75XM753"M75 or M903"203059.0 ~ 67.0H108 x P11386
OS-E1UF-MH 90M903" or 3-1/2"M903"25303266.0 ~ 80.0H108 x P11386
OS-E1UF-MH 100M1003-1/2" or 4"M100 or M1153-1/2" or 4"25323276.0 ~ 90.5H145 x P15096
OS-E1UF-MH 115M1154"M1154''253288.0 ~ 102.0H145 x P15096
Design SpecificationBS 6121, IEC 62444, EN 50262
Compliance StandardIEC/EN 60079-0, 1, 7, 31
ATEX CertificationPresafe 17 ATEX 11456X
IECEx CertificationIECEx PRE 17.0063X
KCs Certification18-KA2BO-0212~9X, 18-KA2BO-0236~9X
INMETRO Certification1DNV 21.0149X
Code of ProtectionIM2 Ex db Mb, Ex eb Mb
II2G Ex db IIC Gb, Ex eb IIC Gb
II2D Ex tb IIIC Db
Operating Temperature-60˚C ~ 110˚C
RegulationZone 1, 2 & 21, 22, Gas Group IIA, IIB, IIC,
Dust Group IIIA, IIIB, IIIC
Ingress ProtectionIP 66 / 68 (request in advance if IP68 required)
(Metric)Clearance hole: IP66/68(using IP Washer)
(NPT)NPT tapered hole IP66
P68(apply non-hardensing grease)
Applicable Cable SpecificationApplicable Cable Specification
Gland materialNickel plated brass(standard),
Brass(only), Stainless steel(316L)
Gasket (washer)Nylon(Standard), PTFE-Teflon(Option)
PackingSilicone
Accessories (optional)Lock nut, Sealing washer, Earth tag, Serrated washer