Custom & Special Grooving Patterns
This shop is appropriately equipped with machinery for drilling, countersink and counter boring, thread cutting and grooving all standard or special oil groove configurations. Self lubricated and graphited bearings either plugged or grooved are available.
Grooving Chart
| Standard Grooves | Oil & Grease | ||||||||
|---|---|---|---|---|---|---|---|---|
| Groove Type | Single Loop | Figure Eight | Straight & Circular | Double Loop | Double Figure Eight | Half Figure Eight | Straight | Circular |
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| Buckeye | A | D | C | B | E | F | Straight | Circular |
| Bunting | 1 | 4 | 3 | 2 | 5 | 11 | Straight | Circular |
| Johnson | A | B | C | D | E | F | G | H |
| Randall | A | B | Straight & Circle | D | E | F | G | H |
Double Loop and Double Figure Eight recommended for grease only.
| Graphite | ||||||||
|---|---|---|---|---|---|---|---|---|
| Groove Type | Serrated | Multiple Circular | Loop | Plug Type | Multiple Loops (7 or 8) | Multiple Loops (3 or 4) | ||
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| Buckeye | S | H | K | J | G | L | ||
| Bunting | 7 | 9 | 5G | 8 | 10 | 7A | ||
| Johnson | KR | L | M | P | O | N | ||
| Randall | RG7 | RG5 | RG8 | 2-RG5 | RG6 | |||
