File E69654 vel. 1 Sec. 1 Page 1 Issued: 1978-12-18 and Report Revised: 2006-02-28 DESCRIPTION PRODUCT COVERED: insulated pressure cable connectors, Type 273-100 thru -105, -108, -11z, -114, -135, -136, -137, -138, -139, -153, -155, -158, -242, -243, -244, -245, -252, -253, -254, -255, -258, 403. GENERAL: These devices are insulated pressure-wire connectors which provide push-in (screw less) type wiring terminals into which a stripped solid copper conductor is inserted and automatically locked.