Nalgene High-Density Polyethylene Sieves. No lids or bottom pans.

Number in ARF 
Inventory
Bureau of Standards
Sieve Number
Specified
Sieve Opening
Specified
Wire Diameter
Inches
    Inches Microns  
 1 5 .157 4000 .044
2 10 .0787 2000 .0299
2 18 .0394 1000 .0189
1 35 .0197 500 .0114
1 60 .0098 250 .0064

US Bureau of Standards Testing Sieves (complete table)