- Used to provide for slight expansion and contraction of conduit runs and retrofit sections of conduit runs
- Tapered threaded hubs (NPT) for rigid conduit and IMC
- Telescoping components allows conduit to be inserted between fixed threaded hubs
- Internal copper alloy grounding spring assures positive grounding
- Close tolerance of mating parts eliminates passage of flame
- Compact diameter allows use where conduit is closely spaced
- UL 886, UL File No. E10514|CSA C22.2 No. LR11716|Mil Spec: MIL-F28675, Class I, Div 1 and 2, Groups C, D, Class I, Zone 1, Groups IIB, IIA, Class II, Div 1 and 2, Groups E, F, G, Class III|UL 1203|Military Specification MIl-F28675