MIL-B-21230 Gears, Pulleys, Sprockets and Transmission Chain

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NSN 3020-01-316-7397 Bevel Gear

材料規格:

Mil-b-21230 alloy 1 mil spec single material response overall

NSN 3020-01-183-9382 Bevel Gear

材料規格:

Mil-b-21230,alloy 1 mil spec single material response overall

NSN 3020-01-063-0421 Spur Gear Sector

材料規格:

Mil-b-21230 mil spec single material response overall

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