Custodial Custodial Class 1 Cell Locks – Models L8662/3, L8661/2, L8673/4 & L8690/1 (..pdf, 1.9 MB) Class 1 & 2 High Security Pass Locks – Models L8680 & L8682 (..pdf, 1.5 MB) Electro-mechanical Custodial Lock – Models L8774-400 & L8775-400 (..pdf, 1.7 MB) Custodial Inspection Hatch – Model L8801 (..pdf, 961 kB) Custodial Inspection Hatch – Models L8694, L8743, L8699 & L8780 (..pdf, 1 MB)