Darning is a sewing procedure used to repair limited size holes, rips, and tears (refer to tables 1 and 2).
A darning repair may be made either by hand or sewing machine, depending upon the method preferred
and the availability of equipment. However, a darning machine should be used to darn small holes and
tears where fabric is missing. A darning repair will be performed using the following procedures, as
1. Machine Darning. Proceed as follows:
a. Using an authorized marking aid of contrasting color, mark a square around the damaged area
and ensure that the marking is at least ¼-inch back from each edge of the damaged area.
b. Darn the damaged area by sewing the material in a back-and-forth manner, using size A or E
c. Turn the material and stitch back and forth across the stitching until the hole or tear is completely
d. If applicable, restencil informational data; gore number(s), or identification marks using the criteria
outlined in WP 0004 00 and WP 0016 00.
2. Hand Darning. When repair of a hole or tear is made by hand darning, the darn should match the
original weave of the damaged material as closely as possible. Hand darning will be performed as