Used on airport surveillance detection equipment 3 (asde3). asde-3 mil spec steel flat washer, zinc-plated, 1/2" screw size, ms-51412-28 0.500" id. comes from vendor in package of 50; but, only need qty 1 per unit. this goes on nha asde-3 50mm belt tensioner nsn: 5840-01-319-8437, p/n 187861-201
Used on airport surveillance detection equipment 3 (asde3). asde-3type 316 ss split lock washer for socket head cap screw 1/2". comes from vendor in package of 10; but, only need qty 1 ea per unit. this goes on nha asde-3 50mm belt tensioner nsn; 5840-01-319-8437, p/n 187861-201
