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## UNIT MAINTENANCE MC-4 RAM AIR FREE-FALL PERSONNEL PARACHUTE SYSTEM MAIN DEPLOYMENT BAG 

## THIS TASK COVERS: 

x Repair 

## INITIAL SETUP: 

## Tools 

Die Set, Spur Grommet No. 5 (Item 12, WP 0063 00) Mallet, Rawhide (Item 27, WP 0063 00) Pliers, Large, Diagonal Cut (Item 32, WP 0063 00) Sewing Machine, Light-Duty (Table 1, WP 0015 00) Shears (Item 39, WP 0063 00) 

## Personnel Required 

92R (10) Parachute Rigger 

## REPAIR 

## Materials/Parts 

Cloth, Nylon, Type III, Class 3, Black (Item 10, WP 0076 00) 

Grommet, Metallic, No. 5, Type III, Class 2 (Item 22, WP 0076 00) 

Thread, Nylon, Size E (Item 43/44, WP 0076 00) 

## Equipment Condition 

Lay out on packing table or other suitable area. Bridle line removed from deployment bag. 

1. Restitching. Sew over loose or broken stitching on original stitch line with size E nylon thread. New stitching shall extend ¾-inch beyond affected area in both directions. 

For stitching, use stitch type 301, FED-STD-751, 7 to 11 stitches per inch. 

## NOTE 

2. Patching. Apply a basic or miscellaneous patch, as required, in accordance with WP 0015 00. 

3. Bridle Grommet Replacement. Replace bridle grommet as follows: 

a. Cut crimped edge of damaged grommet at three or four points. 

b. Remove grommet and washer. 

c. Cover hole in deployment bag with square patch of nylon cloth that is $^{3}$/$_{8}$-inch larger than grommet washer. 

<img src='content_image/520664.jpg'>

