A-A-52532 Socket, Kingpin, Fifth Wheel - UniversalThis CID covers the requirements for a universal socket used with the universal kingpin in coupling trailer to a truck-tractor or a trailer converter dolly fifth wheel.

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A-A-52532

Part Identification

Number

Former MS part no.

AA52532-1

MS53039-1

NOTES:

1. Unless otherwise specified, all radii shall be 0.250 inch.

2. Dimensions are in inches. Unless otherwise specified tolerances are + 0.015; + 1E on angular dimensions.

3. Threads shall be in accordance with American National Standard Thread �8N� series.

4. Unless otherwise specified, all machine surfaces shall be 63 where shown with surface roughness symbol, all other surfaces ²⁵⁰ according to ANSI/ASME B46.1 (see 6.1.2).

FIGURE 1. Socket, kingpin, fifth wheel- universal.