UL Explosion Proof Flexible Coupling Adapter, Straight Type, Two Male Adapter (1/2"~6")

Model : KF--LK-M Series

UL Explosion Proof Flexible Coupling Adapter, Straight Type, Two Male Adapter, KF--LK-M Series is designed to adopt different installation conditions and to offer more flexible options for mounting the explosion proof flexible coupling. Explosion proof flexible coupling adapters are made with stainless steel, brass or iron.

The overall structure is compact and dense. And have been certified with UL 1203 standard. Assembling the adapter firmly to explosion proof flexible coupling and explosion proof box to establish complete explosion proof system and achieve the function requirement of explosion proof.


  • Material:Stainless Steel 304 (1/2"~6"), Brass (1/2"~2"), Iron (2-1/2"~6")
  • Size:1/2"~6"
  • Compression Strength:Max. 6000 psi (1/2", 3/4"), Max. 1200 psi (1"~2")
  • Thread:NPT, M
  • RoHS:Yes
  • Certificate:cULus (E490826)
M Thread
Nominal Conduit Size M Thread Part Number (SUS) Package/Box (pcs) Weight/Box (kg) Certificate Mated With
1/2 M20x1.5 KF--LK1M11 10 3.7
3/4 M25x1.5 KF--LK2M11 10 4.6
1 M32x1.5 KF--LK3M11 10 7.6
1-1/4 M40x1.5 KF--LK4M11 5 4.6
1-1/2 M50x1.5 KF--LK5M11 5 5.7
2 M63x1.5 KF--LK6M11 5 8.1
2-1/2 M75x1.5 KF--LK7M11 2 -
3 M90x2 KF--LK8M11 2 -
4 M110x2 KF--LK9M11 2 -
5 M140x2 KF--LK10M11 1 -
6 M164x2 KF--LK11M11 1 -

NPT Thread
Nominal Conduit Size M Thread Part Number (SUS) Package/Box (pcs) Weight/Box (kg) Certificate Mated With
1/2 1/2" KF--LK1M21 10 3.7
3/4 3/4" KF--LK2M21 10 4.6
1 1" KF--LK3M21 10 7.6
1-1/4 1-1/4" KF--LK4M21 5 4.6
1-1/2 1-1/2" KF--LK5M21 5 5.7
2 2" KF--LK6M21 5 8.1
2-1/2 2-1/2" KF--LK7M21 2 -
3 3" KF--LK8M21 2 -
4 4" KF--LK9M21 2 -
5 5" KF--LK10M21 1 -
6 6" KF--LK11M21 1 -