Jack Screw Sizes for Raised Face Orifice Flanges
JACK SCREW SIZES FOR STAINLESS STEEL
RAISED FACE ORIFICE FLANGES
| NominalPipeSize | 300# | 400# | 600# | 900# | 1500# | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Size | Length | Hole Size | Size | Length | Hole Size | Size | Length | Hole Size | Size | Length | Hole Size | Size | Length | Hole Size | |
| 1 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 3-1/4 | 3/4 | 5/8 | 3-1/4 | 3/4 |
| 1-1/4 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 3-1/4 | 3/4 | 5/8 | 3-1/4 | 3/4 |
| 1-1/2 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 3-1/4 | 3/4 | 5/8 | 3-1/4 | 3/4 |
| 2 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 2-3/4 | 11/16 | 5/8 | 3-1/4 | 3/4 | 5/8 | 3-1/4 | 3/4 |
| 2-1/2 | 5/8 | 2-3/4 | 13/16 | 5/8 | 2-3/4 | 13/16 | 3/4 | 2-3/4 | 13/16 | 5/8 | 3-1/2 | 3/4 | 5/8 | 3-1/2 | 3/4 |
| 3 | 3/4 | 2-3/4 | 13/16 | 3/4 | 2-3/4 | 13/16 | 3/4 | 2-3/4 | 13/16 | 3/4 | 3-1/4 | 7/8 | 3/4 | 3-3/4 | 7/8 |
| 4 | 3/4 | 2-3/4 | 13/16 | 3/4 | 3-1/4 | 7/8 | 3/4 | 3-1/4 | 7/8 | 3/4 | 3-1/2 | 7/8 | 3/4 | 4 | 7/8 |
| 5 | 3/4 | 2-3/4 | 7/8 | 3/4 | 3-1/4 | 7/8 | 3/4 | 3-1/2 | 7/8 | 3/4 | 3-3/4 | 7/8 | 3/4 | 5 | 7/8 |
| 6 | 3/4 | 2-3/4 | 7/8 | 7/8 | 3-1/2 | 1 | 7/8 | 4 | 1 | 1 | 4 | 1-1/8 | 1 | 5 | 1-1/8 |
| 8 | 3/4 | 3 | 7/8 | 7/8 | 4 | 1 | 7/8 | 4 | 1 | 1 | 4-1/2 | 1-1/8 | 1 | 5-1/2 | 1-1/8 |
| 10 | 1 | 3-1/2 | 1-1/8 | 7/8 | 4 | 1 | 7/8 | 4-1/2 | 1 | 1 | 4-1/2 | 1-1/8 | 1 | 6 | 1-1/8 |
| 12 | 1 | 3-1/2 | 1-1/8 | 7/8 | 4 | 1 | 7/8 | 4-1/2 | 1 | 1 | 5 | 1-1/8 | 1 | 7 | 1-1/8 |
| 14 | 1 | 3-1/2 | 1-1/8 | ||||||||||||
| 16 | 1 | 3-1/2 | 1-1/8 | ||||||||||||
| 18 | 1 | 3-3/4 | 1-1/8 | ||||||||||||
| 20 | 1 | 3-3/4 | 1-1/8 | ||||||||||||
| 24 | 1 | 4 | 1-1/8 | ||||||||||||