Certainteed Tilt Latch, Plastic in White.

Tilt Latch Assembly - Reversible.
Offset Screw Hole Spacing: 1-7/16 inch
Housing: 1-7/16 inches wide by 2-7/8 inches long
Latch Extension (how far the latch actually extends): 3/8 inch
Color: White

Certainteed Related Parts:
532059 - Tilt Window Pivot Bar
532011 - Sash Lock - Swivel Type with Lugs

Priced and sold in pairs.