Standard-Duty, Four-Bolt, Locking Collar Flanged-Mounting Blocks
INCH
- Specs
- Drawing
• Cast Iron Housing
• Dual Seal Type
• Eccentric Collar
| Catalog Number | Ød Shaft |
L | J | A2 | A1 | A | E | N | S | F Min. |
Bolt Size |
Weight lb. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BBXBLK-HCF2018S | 1/2 | 3 | 2-1/8 | 19/32 | 7/16 | 31/32 | 1-1/2 | 7/16 | 9/16 | — | 3/8 | 1.12 |
| BBXBLK-HCF20210S | 5/8 | 3 | 2-1/8 | 19/32 | 7/16 | 31/32 | 1-1/2 | 7/16 | 9/16 | — | 3/8 | 1.12 |
| BBXBLK-HCF20311S | 11/16 | 3 | 2-1/8 | 19/32 | 7/16 | 31/32 | 1-1/2 | 7/16 | 9/16 | — | 3/8 | 1.12 |
| BBXBLK-HCF20412 | 3/4 | 3-3/8 | 2-17/32 | 19/32 | 7/16 | 1 | 1-5/8 | 7/16 | 21/32 | 1-7/32 | 3/8 | 1.45 |
| BBXBLK-HCF20514 | 7/8 | 3-3/4 | 2-3/4 | 5/8 | 1/2 | 1-1/16 | 1-11/16 | 7/16 | 11/16 | 1-13/32 | 3/8 | 1.76 |
| BBXBLK-HCF20515 | 15/16 | 3-3/4 | 2-3/4 | 5/8 | 1/2 | 1-1/16 | 1-11/16 | 7/16 | 11/16 | 1-13/32 | 3/8 | 1.76 |
| BBXBLK-HCF20516 | 1 | 3-3/4 | 2-3/4 | 5/8 | 1/2 | 1-1/16 | 1-11/16 | 7/16 | 11/16 | 1-13/32 | 3/8 | 1.76 |
| BBXBLK-HCF20618 | 1-1/8 | 4-1/4 | 3-9/32 | 23/32 | 1/2 | 1-7/32 | 1-29/32 | 7/16 | 23/32 | 1-21/32 | 3/8 | 2.64 |
| BBXBLK-HCF20619 | 1-3/16 | 4-1/4 | 3-9/32 | 23/32 | 1/2 | 1-7/32 | 1-29/32 | 7/16 | 23/32 | 1-21/32 | 3/8 | 2.64 |
| BBXBLK-HCF20620 | 1-1/4 | 4-1/4 | 3-9/32 | 23/32 | 1/2 | 1-7/32 | 1-29/32 | 7/16 | 23/32 | 1-21/32 | 3/8 | 2.64 |
| BBXBLK-HCF20720 | 1-1/4 | 4-19/32 | 3-5/8 | 3/4 | 19/32 | 1-11/32 | 2-1/32 | 9/16 | 3/4 | 1-31/32 | 1/2 | 3.52 |
| BBXBLK-HCF20721 | 1-5/16 | 4-19/32 | 3-5/8 | 3/4 | 19/32 | 1-11/32 | 2-1/32 | 9/16 | 3/4 | 1-31/32 | 1/2 | 3.52 |
| BBXBLK-HCF20722 | 1-3/8 | 4-19/32 | 3-5/8 | 3/4 | 19/32 | 1-11/32 | 2-1/32 | 9/16 | 3/4 | 1-31/32 | 1/2 | 3.52 |
| BBXBLK-HCF20723 | 1-7/16 | 4-19/32 | 3-5/8 | 3/4 | 19/32 | 1-11/32 | 2-1/32 | 9/16 | 3/4 | 1-31/32 | 1/2 | 3.52 |
| BBXBLK-HCF20824 | 1-1/2 | 5-1/8 | 4-1/32 | 27/32 | 19/32 | 1-13/32 | 2-7/32 | 9/16 | 27/32 | 2-5/32 | 1/2 | 4.19 |
| BBXBLK-HCF20825 | 1-9/16 | 5-1/8 | 4-1/32 | 27/32 | 19/32 | 1-13/32 | 2-7/32 | 9/16 | 27/32 | 2-5/32 | 1/2 | 4.19 |
| BBXBLK-HCF20926 | 1-5/8 | 5-13/32 | 4-1/8 | 7/8 | 5/8 | 1-1/2 | 2-1/4 | 5/8 | 27/32 | — | 9/16 | 5.07 |
| BBXBLK-HCF20927 | 1-11/16 | 5-13/32 | 4-1/8 | 7/8 | 5/8 | 1-1/2 | 2-1/4 | 5/8 | 27/32 | — | 9/16 | 5.07 |
| BBXBLK-HCF20928 | 1-3/4 | 5-13/32 | 4-1/8 | 7/8 | 5/8 | 1-1/2 | 2-1/4 | 5/8 | 27/32 | — | 9/16 | 5.07 |
| BBXBLK-HCF21030 | 1-7/8 | 5-5/8 | 4-3/8 | 7/8 | 5/8 | 1-9/16 | 2-3/8 | 23/32 | 31/32 | 2-17/32 | 5/8 | 5.73 |
| BBXBLK-HCF21031 | 1-15/16 | 5-5/8 | 4-3/8 | 7/8 | 5/8 | 1-9/16 | 2-3/8 | 23/32 | 31/32 | 2-17/32 | 5/8 | 5.73 |
| BBXBLK-HCF21132 | 2 | 6-3/8 | 5-1/8 | 1 | 23/32 | 1-11/16 | 2-23/32 | 23/32 | 1-3/32 | 2-13/16 | 5/8 | 8.38 |
| BBXBLK-HCF21134 | 2-1/8 | 6-3/8 | 5-1/8 | 1 | 23/32 | 1-11/16 | 2-23/32 | 23/32 | 1-3/32 | 2-13/16 | 5/8 | 8.38 |
| BBXBLK-HCF21135 | 2-3/16 | 6-3/8 | 5-1/8 | 1 | 23/32 | 1-11/16 | 2-23/32 | 23/32 | 1-3/32 | 2-13/16 | 5/8 | 8.38 |
| BBXBLK-HCF21236 | 2-1/4 | 6-7/8 | 5-5/8 | 1-5/32 | 23/32 | 1-7/8 | 2-31/32 | 23/32 | 1-7/32 | 3-1/32 | 5/8 | 10.58 |
| BBXBLK-HCF21238 | 2-3/8 | 6-7/8 | 5-5/8 | 1-5/32 | 23/32 | 1-7/8 | 2-31/32 | 23/32 | 1-7/32 | 3-1/32 | 5/8 | 10.58 |
| BBXBLK-HCF21239 | 2-7/16 | 6-7/8 | 5-5/8 | 1-5/32 | 23/32 | 1-7/8 | 2-31/32 | 23/32 | 1-7/32 | 3-1/32 | 5/8 | 10.58 |
| BBXBLK-HCF21340 | 2-1/2 | 7-3/8 | 5-7/8 | 1-3/16 | 7/8 | 1-31/32 | 3-7/32 | 23/32 | 1-11/32 | 3-5/16 | 5/8 | 13.22 |
| BBXBLK-HCF21444 | 2-3/4 | 7-19/32 | 6 | 1-7/32 | 7/8 | 2-1/8 | 3-1/4 | 23/32 | 1-11/32 | 3-1/2 | 5/8 | 13.89 |
| BBXBLK-HCF21548 | 3 | 7-7/8 | 6-1/4 | 1-11/32 | 7/8 | 2-7/32 | 3-15/32 | 23/32 | 1-15/32 | 3-11/16 | 5/8 | 15.87 |
| BBXBLK-HCF21752 | 3-1/4 | 8-21/32 | 6-7/8 | 1-13/32 | 15/16 | 2-15/32 | 3-3/8 | 23/32 | 29/32 | — | 5/8 | 19.20 |
| BBXBLK-HCF21856 | 3-1/2 | 9-1/4 | 7-3/8 | 1-9/16 | 31/32 | 2-11/16 | 3-15/32 | 29/32 | 1 | — | 3/4 | 25.10 |
