MIL-DTL-11891 Track Shoe Sets, Track Shoe Assemblies, Track Shoe Pads And Track Shoe Bushings, Vehicular: ElastomerizedThis specification identifies the requirements for qualification and production control of track systems supporting U.S. Military Tracked Vehicles. This specification is intended primarily for the qualification of elastomeric compounds used in the fabrication of track and track components and to ensure that the quality and performance established at qualification is maintained throughout production. The contractor is held fully responsible for the entire assembly/component including all non-elastomeric components and fasteners.

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MIL-DTL-11891G(AT)

APPENDIX C

TABLE IX. T107 track hardware inspection and replacement criteria - Continued.

ITEM

ACTIVITY

INSPECTION OR ACTION

REFERENCE

End

1. Inspect

Visually check for cracked, broken or

Connector

Daily

missing bolts or connector.

2. Replace

When checked, broken or worn. to

Fig. 21

less than 1/8 inch thick.

Center

1. Inspect

Visually check for cracked, broken,

Fig. 22

Guide

Daily

bent loose or worn center guides.

2. Replace

When missing, cracked, broken, or

Shoe

worn to less than 1/2 inch thick as

measured 1 inch below top to the

center guide.

Roadside

1. Inspect

Visually check for rubber wear or

Rubber

Daily

loss of rubber.

2. Replace

Chevron is less than 1/2 inch*

Figs. 20 and 23

Shoe

or the metal is exposed.

*NOTE: At the test site discretion, chevron wear can be measured by a "Go/No/-Go" device

having one leg sitting on top of one end plate of a block and a second leg sitting on top of the

other end plate, the legs joined with a straight strip running parallel to the rubber surface of the

ground side of the shoe. If both legs of the measuring device touch, at the same time, the two

high points of the end plates, the wear on the ground side will be considered worn out.