blank flange

blank flange

[′blaŋk ′flanj]
(design engineering)
A solid disk used to close off or seal a companion flange.

blank flange

A flange without bolt holes; otherwise complete.
References in periodicals archive ?
Chains, valve covers, circuit breaker clips or locks, wedges, plug buckets, blank flanges, multi-user hasps, group lockout boxes and other devices must be purchased to fit your specific equipment.
Assorted sizes of nipples, curb stops, corps (tap main install), bushings, elbows and meter blank flanges, all made of brass, as well as rolls of copper wire, were missing.