Standard Spring Plungers - Steel with Standard End Force

JBF National’s steel spring plungers make sure that all of your alignment and attachment needs are carried out with the utmost precision. This plunger features a hexagonal key for easy installation, and a stainless steel construction for maximum corrosion resistance. Steel and black nylon plunger ends come standard on this model. 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 - Black Nylon NoseThread (A)Body Length (B)Nose Length (C)Nose Dia (D)Start End Force (lbs)End End Force (lbs)
1SPLE-1131-BL-6-323/81/160.0451.01.6
1SPLE-1132-BL-6-3217/321/160.0451.54.5
1SPLE-1133-BL1SPLE-1133-BN8-325/83/320.0692.77.3
1SPLE-1134-BL1SPLE-1134-BN10-323/41/80.0922.911.1
1SPLE-1135-BL-1/4-203/41/80.1182.09.0
1SPLE-1136-BL1SPLE-1136-BN1/4-2013/160.1183.013
1SPLE-1137-BL1SPLE-1137-BN1/4-2013/160.1183.013
1SPLE-1138-BL1SPLE-1138-BN5/16-1813/160.1343.015
1SPLE-1139-BL1SPLE-1139-BN3/8-161-1/83/160.1865.514.5
1SPLE-1140-BL1SPLE-1140-BN1/2-131-1/41/40.2486.617.4
1SPLE-1141-BL1SPLE-1141-BN5/8-111-1/25/160.31110.525.5
1SPLE-1142-BL-3/4-101-3/45/160.3736.737.3
1SPLE-1143-BL-1-82-13/321/20.4981668