Knurled Knob - Non Locking Nose Retractable Plunger with Nylon Patch
JBF National’s knurled knob non-locking nose retractable plunger comes available in steel, 303 stainless steel, 316 stainless steel, and brass. The knurled rim on this model allows for maximum grip. This retractable plunger (also known as an indexing plunger) also features a nylon thread coating to ensure ultimate thread locking in heavy vibration situations. Please see component diagram below.
| JBF P/N-Steel | JBF P/N-303 SS | JBF P/N-316 SS | JBF P/N- Brass | Thread Size (A) | Thread Length (B) | Nose Lenth (C) | Nose Dia (D) | Knob Dia (E) | Knob Hub Lenth (F) | Knurled Width (G) |
|---|---|---|---|---|---|---|---|---|---|---|
| 1KLN-1023 | 1KLN-1023SS | 1KLN-1023-316 | 1BKLN-1023 | 10-32 | 0.40 | 0.09 | 0.104 | 3/8 | 1/4 | 3/16 |
| 1KLN-1024 | 1KLN-1024SS | 1KLN-1024-316 | 1BKLN-1024 | 1/4-20 | 0.50 | 0.13 | 0.123 | 1/2 | 5/16 | 3/16 |
| 1KLN-1025 | 1KLN-1025SS | 1KLN-1025-316 | 1BKLN-1025 | 5/16-18 | 0.63 | 0.19 | 0.154 | 5/8 | 3/8 | 1/4 |
| 1KLN-1026 | 1KLN-1026SS | 1KLN-1026-316 | 1BKLN-1026 | 3/8-16 | 0.75 | 0.22 | 0.185 | 3/4 | 1/2 | 5/16 |
| 1KLN-1027 | 1KLN-1027SS | 1KLN-1027-316 | 1BKLN-1027 | 1/2-13 | 0.88 | 0.25 | 0.248 | 1 | 5/8 | 3/8 |
| 1KLN-1028 | 1KLN-1028SS | 1KLN-1028-316 | 1BKLN-1028 | 5/8-11 | 1.00 | 0.32 | 0.312 | 1-1/4 | 3/4 | 7/16 |