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Home>Fittings>Hazardous Location>Stopping Plugs
M20 Exd/Exe Stopping Plug: 316 Stainless Steel (Type U)
Part Number U5.20.S.SC
M20 Exd/Exe Stopping Plug: 316 Stainless Steel (Type U)
M20 Exd/Exe Stopping Plug: 316 Stainless Steel (Type U)
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Your Price:
$12.37
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Description
Exd/Exe Stopping Plug: M20 x 1.5, 316 Stainless Steel, w/ Silicone O-Ring

Type 'U' Stopping Plugs are used to seal unused cable gland or conduit entries in Ex approved enclosures, maintaining the hazardous location certification and the overall integrity of the installation.

Designed to be installed with a hex (Allen) key, from the outside of an enclosure, Type 'U' plugs are supplied complete with an O-Ring seal.

Proudly made in the USA!

Dimensional Chart:

Thread Size

Dimensions in Inches (mm)

Male
Thread

A

B

DIA
A/F
Male
Thread
Length
Head
Width
Head
Diameter
Socket
(Across Flats)

M20 x 1.5

.63 (16)

.157 (4)
1.024 (26)10mm

Product Approvals & Specifications:

  • ATEX/IEC: Exd IIC Gb & Ex tb IIIC Db IP6X
    • IEC/EN 60079-0, IEC/EN 60079-1, IEC/EN 60079-7, IEC/EN 60079-31
    • ATEX/94/9/EC

  • NEC/CEC: Class I, Division 1 Groups ABCD
    Class II, Division 1, Groups EFG; Class III
    • UL1203, UL514B, UL50
    • C22.2 Nos. 30, 0.5, 0-M, 45, 18.3-04, 94-M91
  • AExd IIC / AExe II Class I, Zone 1
    • UL2279, UL60079-0, UL60079-1, UL60079-7, UL60079-1-1
    • E60079-0, E60079-1, E60079-7, E60079-1-1

  • Thread Gauging
    • Metric: 1.5mm Pitch - Medium Fit 6g
    • NPT: Male L1 +/-1 Turn
    • Other Thread Forms Available on Application

  • Material Options
    • Nickel Plated Brass 'N' (-100 to + 150C)
    • 316 Stainless Steel 'S' (-100 to +850C)

  • O-Ring Options
    • Nitrile (-30 to + 90C)
    • Silicone (-50 to + 230C)
    • Nitrile O-Ring supplied as standard on versions with parallel male threads

  • Ingress Protection
    • With O-Ring IP66/IP68, NEMA 4X
    • With Thread Sealant (Non-Hardening) IP66/IP68, NEMA 4X
    • Without O-Ring or Thread Sealant IP54

  • Impact Resistance: 7Nm

  • Clearance Holes: Type 'U' Stopping Plugs are certified for Exe clearance hole applications, Type 'L1' locknuts are required to secure the installation.

Compare to Redapt P/N:  PD-U-3-0-04-00-S001

Looking for a different size or material?  Other Ex fittings?
Please check out our line of
Explosion Proof Fittings or call (888) 835-0868

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  • SAME DAY SHIPPING IF ORDERED BY 4PM CST.
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