I was going over the BOM for the McWire and noticed that McMaster no longer carries the 4" spring specified. See below. They suggest a replacement that is weaker at 1.22Lbs/IN. Does this make difference? Or should I look for a closer match to the original at ~5Lbs/IN?
9654K167
Steel Extension Spring Zinc-Plated, 4" Length, 1/4" OD, .032" Wire
This item is no longer available. We suggest:
9654K207
Differences:
9654K207
Rating: 1.22 Lbs/IN
9654K167
Rating: 5.32 Lbs/IN
This product is sold in Packs of 6