Standard Dimensions
|
Pipe Size1 (in.) |
Mechanical Joint | MJ Coupled Joint | |||
|---|---|---|---|---|---|
| No. | T-Head Bolt Size (in.) |
No. | T-Head Bolt Size (in.) |
Stud Size (in.) |
|
| 4 | 4 | 3/4 × 3-1/2 | 4 | 3/4 × 4 | 3/4 × 3-1/2 |
| 6 | 6 | 3/4 × 3-1/2 | 6 | 3/4 × 4 | 3/4 × 3-1/2 |
| 8 | 6 | 3/4 × 4 | 6 | 3/4 × 4-1/2 | 3/4 × 3-1/2 |
| 10 | 8 | 3/4 × 4 | 8 | 3/4 × 4-1/2 | 3/4 × 3-1/2 |
| 12 | 8 | 3/4 × 4 | 8 | 3/4 × 4-1/2 | 3/4 × 3-1/2 |
| 14 | 10 | 3/4 × 4-1/2 | 10 | 3/4 × 5 | 3/4 × 5 |
| 16 | 12 | 3/4 × 4-1/2 | 12 | 3/4 × 5 | 3/4 × 5 |
| 18 | 12 | 3/4 × 4-1/2 | 12 | 3/4 × 5 | 3/4 × 5 |
| 20 | 14 | 3/4 × 4-1/2 | 14 | 3/4 × 6 | 3/4 × 5 |
| 24 | 16 | 3/4 × 5 | 16 | 3/4 × 6 | 3/4 × 5 |
| 30 | 20 | 1 × 6 | 20 | 1 × 7 | 1 × 6 |
| 36 | 24 | 1 × 6 | 24 | 1 × 7 | 1 × 6 |
| 42 | 28 | 1-1/4 × 6-1/2 | 28 | 1-1/4 × 7 | 1-1/4 × 7 |
| 48 | 32 | 1-1/4 × 6-1/2 | 32 | 1-1/4 × 7 | 1-1/4 × 7 |
1.) 14"-48" mechanical joints are furnished on fittings only.
2.) Many retainer gland designs (from vendors) require non-standard length, sometimes longer bolts.