Borrowing against 401k?

My husband and I took out a loan against our 401k about 4 years ago and it recently got paid off (I'm not sure when, but just a couple of months ago I think). However, we were hit with an unexpected need to raise a large sum of money, and after exhausting all of resources and still coming up slightly short we... show more My husband and I took out a loan against our 401k about 4 years ago and it recently got paid off (I'm not sure when, but just a couple of months ago I think). However, we were hit with an unexpected need to raise a large sum of money, and after exhausting all of resources and still coming up slightly short we need to know if it would be possible to borrow against the 401k so soon after it being paid off or if there is some kind of stipulation saying that we cannot borrow for "X" amount of time. Does anybody know?

Thankyou!
5 answers 5