Association of American Railroads

Material Specifications M-114-34 to m-121-37

1. M-114-34 Springs, Carbon Steel, Helical.

2. M-115-38 Steel Boiler and Fire-Box, Locomotives.

3. M-116-37 Steel, Structural, Sharps, Plates and Bars.

4. M-117-37 Steel Sheets and Thin Plates, Carbon.

5. M-118-36 Coupler Knuckle Pivot Pins and Swivel Pins for Swivel Shank Coupler.

6. M-119-40 Galvanized Sheets.

7. M-120-35 Journal Box Lids.

8. M-121-37 Two-Wear Wrought Steel Wheels.

Association of American Railroads

Material Specifications M-114-34

Springs, Carbon Steel, Helical.