Short Spring Plungers - Steel with Standard End Force

JBF National’s steel short spring plungers make sure that all of your alignment and attachment needs are carried out with the utmost precision. This plunger features a screw driver slot for easy installation. Except for thread sizes 4-48 through 8-36, an optional nylon threading patch is available. Spring plungers are utilized across of wide variety of industries and products, including woodworking, medical and military applications. Contact a JBF National sales engineer today for further information. Add "P" to part number for nylon patch. Please see component diagram below.

JBF P/N - Steel NoseJBF P/N - Nylon NoseThread (A)Body Length (B)Nose Length (C)Nose Dia (D)Start End Force (lbs)End End Force (lbs)
1SPSS-10861SPSS-1086N8-320.4370.0520.0701.54.7
1SPSS-10871SPSS-1087N8-360.4370.0520.0701.54.7
1SPSS-10881SPSS-1088N10-320.4680.0650.0931.76.2
1SPSS-10891SPSS-1089N1/4-200.5310.0780.1193.010.5
1SPSS-10901SPSS-1090N5/16-180.5620.0840.1353.715.5
1SPSS-10911SPSS-1091N3/8-160.6250.1100.1864.518.5
1SPSS-10921SPSS-1092N1/2-130.7500.1510.2485.028.5
1SPSS-10931SPSS-1093N5/8-111.0620.2150.3107.050