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  • Tolerance “A” +.001 +.002
  • Steel bodies made from C12L14 with black oxide finish
  • Stainless steel bodies made from 303 stainless steel
  • Ball material: Delrin®
MBP-421
Press Thru Ball plungers derlin ball schematic
Unit of Measure
1 2 

Item #

Body Material

End Pressure Start

End Pressure Full

A

B

C

D

List Price

MBP-431SS N/A 303 Stainless Steel N/A 4.0 lbs. N/A 10.0 lbs. N/A .312 in. N/A .688 in. N/A .090 in. N/A .250 in. $10.25
MBP-432SS N/A 303 Stainless Steel N/A 5.0 lbs. N/A 14.0 lbs. N/A .375 in. N/A .864 in. N/A .110 in. N/A .312 in. $10.50
MBP-433SS N/A 303 Stainless Steel N/A 8.0 lbs. N/A 18.0 lbs. N/A .500 in. N/A 1.218 in. N/A .161 in. N/A .437 in. $11.20
MBP-435 N/A C12L14 Steel N/A 2.0 lbs. N/A 5.0 lbs. N/A .125 in. N/A .284 in. N/A .035 in. N/A .093 in. $6.70
MBP-441 N/A C12L14 Steel N/A 3.0 lbs. N/A 7.5 lbs. N/A .157 in. N/A .365 in. N/A .046 in. N/A .125 in. $6.70
MBP-436 N/A C12L14 Steel N/A 4.0 lbs. N/A 10.0 lbs. N/A .188 in. N/A .440 in. N/A .058 in. N/A .156 in. $6.70
MBP-437 N/A C12L14 Steel N/A 6.0 lbs. N/A 13.0 lbs. N/A .250 in. N/A .525 in. N/A .070 in. N/A .187 in. $6.85
MBP-438 N/A C12L14 Steel N/A 8.0 lbs. N/A 16.0 lbs. N/A .312 in. N/A .688 in. N/A .090 in. N/A .250 in. $6.95
MBP-439 N/A C12L14 Steel N/A 10.0 lbs. N/A 18.0 lbs. N/A .375 in. N/A .864 in. N/A .110 in. N/A .312 in. $7.00
MBP-440 N/A C12L14 Steel N/A 12.0 lbs. N/A 23.0 lbs. N/A .500 in. N/A 1.218 in. N/A .161 in. N/A .437 in. $7.50
MBP-435SS N/A 303 Stainless Steel N/A 2.0 lbs. N/A 5.0 lbs. N/A .125 in. N/A .284 in. N/A .035 in. N/A .093 in. $9.40
MBP-441SS N/A 303 Stainless Steel N/A 3.0 lbs. N/A 7.5 lbs. N/A .157 in. N/A .365 in. N/A .046 in. N/A .125 in. $9.40
MBP-436SS N/A 303 Stainless Steel N/A 4.0 lbs. N/A 10.0 lbs. N/A .188 in. N/A .440 in. N/A .058 in. N/A .156 in. $9.40
MBP-437SS N/A 303 Stainless Steel N/A 6.0 lbs. N/A 13.0 lbs. N/A .250 in. N/A .525 in. N/A .070 in. N/A .187 in. $9.70
MBP-438SS N/A 303 Stainless Steel N/A 8.0 lbs. N/A 16.0 lbs. N/A .312 in. N/A .688 in. N/A .090 in. N/A .250 in. $10.25
MBP-439SS N/A 303 Stainless Steel N/A 10.0 lbs. N/A 18.0 lbs. N/A .375 in. N/A .864 in. N/A .110 in. N/A .312 in. $10.50
MBP-440SS N/A 303 Stainless Steel N/A 12.0 lbs. N/A 23.0 lbs. N/A .500 in. N/A 1.218 in. N/A .161 in. N/A .437 in. $11.20
Unit of Measure
1 2