NSN 5930-00-551-0458

The item shall be a, 3 stage operation and give an accurate performance at ambient temperatures from 0 to 140 deg.F // each stage will have a fixed differential of 3 deg.F // the switches shall snap to solid position as shown on temperature rise at the following temperatures: switch no.1 (67.5 deg.F) x no.2 (70 deg.F) x no.3 (85 deg.F) x adjustable dial set at (70 deg.F) // low limit stop to be set at 50 deg.F // switches shall be rated for pilot duty of 125 va // the control shall be constructed of non-fungus nutrient material or coated with varnish in iaw mil-v-173 // terminals shall be no.8-32 x 1/4 binder head screws // reference only: p/n's & cage's 13230e3566,97403 x a36aga-9,50831 army // drawing item name: thermostat,multistage // end item: force provider (used on: 4120-01-413-7835).

Manufacturer part number 13230E3566 for national stock number 5930005510458.