W.B. Jones Spring Co
W.B. Jones #81 SPRINGS WBJ 81
Jones 81 Extension Spring, 0.38 in ID x 0.562 in OD, 3-1/4 in OAL, Steel
W.B. Jones #57 SPRINGS WBJ 57
Jones 57 Compression Spring, 0.76 in ID x 1 in OD, 0.12 in Dia Wire, 3 in OAL
W.B. Jones #178 SPRINGS WBJ 178
Jones 178 Extension Spring, 0.266 in ID x 0.312 in OD, Steel
W.B. Jones #172 SPRINGS WBJ 172
Jones 172 Extension Spring, 0.21 in ID x 1/4 in OD, Steel
W.B. Jones #171 SPRINGS WBJ 171
Jones 171 Extension Spring, 0.22 in ID x 1/4 in OD, Steel
W.B. Jones .750"-OD X 2.44"-L EXT/SPRINGS WBJ 317
Jones 317 Extension Spring, 0.54 in ID x 3/4 in OD, 2.437 in OAL, Steel
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Amperage Rating: 40 Amp Number of Poles: 3-Pole (3P) occupying 3 panel spaces Voltage Rating: 120/240 VAC Interrupting Capacity (AIC): 10 kA at 120/240 VAC Mounting Style: Plug-On (designed strictly for 3-phase Square D QO load centers and NQ panelboards) Trip Technology: Thermal-magnetic mechanism featuring "Qwik-Open" technology to interrupt dangerous faults within 1/60th of a second