TM 10-1670-299-20&P
TO 14D1-2-470-2
NAVAIR 13-1-41
(1) To patch a lined portion of the pack (1) when the felt (2) is not damaged, cut nylon or cotton duck patch
(3) 2 inches beyond circumference of damaged portion. Turn under edges of patch 1/2 inch and center patch over
damaged area. Sew patch to pack (1) with a double row of stitching (4) as shown.
(2) To patch a lined portion of the pack (1) when the felt (2) is damaged, remove the damaged felt as
described in (3) below. Cut a piece of felt (2) the same size as the piece removed, and position felt plug and cotton duck
patch (3) (with edges turned under 1/2 inch) over damaged area. Sew a single box X stitch (4) formation as shown.
(3) To plug the felt (1) lining, mark a rectangle around the damaged area. Remove the damaged felt while
being careful not to damage the cotton duck material (2). If damage is
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