Each corner has an inward radius; there are 4 holes 0.31 in dia, c'bored 0.750 diameter x 12 deg.; marked "wiper" at top center, top left hole is marked "all" above, "fr/e ihu" below, and "front" to left; top right hole is marked "emer" above, "off" to right, "norm" below, bottom left hole marked "off" above, "air" to right, and "wash" to left; bottom right hole marked "deice" to right, "off" below, and "defog" to left
NSN 6135-01-230-4399
NSN 5975-01-296-7074
NSN 5960-00-275-7497
NSN 6150-01-640-9187
NSN 5975-01-112-6062
NSN 5905-00-296-8763
NSN 2925-01-125-4800
NSN 5930-01-444-9626
NSN 5835-00-050-4330
NSN 5895-00-454-7241
NSN 5915-01-558-4426
NSN 5960-00-553-7338
Last Updated: 01/01/2025