Steel ball screw BUH series

alloyViton®high load capacity

Overview
The replaceable serrated ball swivels to allow for self-alignment on uneven surfaces. A Viton O-ring holds the ball in place while keeping contaminants out and providing smooth ball movement. Housing made from alloy steel, heat treated to Rc 43/46 with a black oxide finish. The replaceable ball made from M-2 high speed steel, heat treated to Rc 60/62. Replacement balls and O-rings can be ordered separately.

Parts Table
Detail | ID | SKU | Part Number | Thread (in) | D (in) | L (in) | H ±.002 | H1 Standoff (in) | SW (in) | V Swivel Degrees | K (in) | Ball Dia (in) | Ball Only Part No. | Tooth Pattern | Load Rating (Lbs)
| 101580 | BUH-0124-S | BUH-0124-S | #10-24 | 5/32 | 1/2 | 1/4 | 1/16 | 3/8 | 28 | - | 3/16 | BUB-187-S | SF | 1,176
| 101637 | BUH-0124X1-S | BUH-0124X1-S | #10-24 | 5/32 | 1 | 1/4 | 1/16 | 3/8 | 28 | - | 3/16 | BUB-187-S | SF | 1,176
| 101686 | BUH-0132-S | BUH-0132-S | #10-32 | 5/32 | 1/2 | 1/4 | 1/16 | 3/8 | 28 | - | 3/16 | BUB-187-S | SF | 1,176
| 101750 | BUH-0132X1-S | BUH-0132X1-S | #10-32 | 5/32 | 1 | 1/4 | 1/16 | 3/8 | 28 | - | 3/16 | BUB-187-S | SF | 1,176
| 101843 | BUH-0230-S | BUH-0230-S | 3/8-24 | 3/8 | 1/2 | 1/2 | 1/8 | 5/8 | 40 | 1/8 | 1/2 | BUB-500-S | EF | 3,446
| 101859 | BUH-0230-SF | BUH-0230-SF | 3/8-24 | 3/8 | 1/2 | 1/2 | 1/8 | 5/8 | 40 | 1/8 | 1/2 | BUB-500-SF | SF | 3,446
| 101880 | BUH-0230-SF-T | BUH-0230-SF-T | 3/8-24 | 3/8 | 1/2 | 1/2 | 1/4 | 5/8 | 40 | 1/8 | 1/2 | BUB-500-SF-T | SF | 3,446
| 101853 | BUH-0230-S-T | BUH-0230-S-T | 3/8-24 | 3/8 | 1/2 | 1/2 | 1/4 | 5/8 | 40 | 1/8 | 1/2 | BUB-500-S-T | EF | 3,446
| 101981 | BUH-0231-S | BUH-0231-S | 3/8-24 | 3/8 | 1 | 1/2 | 1/8 | 5/8 | 40 | 1/8 | 1/2 | BUB-500-S | EF | 3,446
| 101987 | BUH-0231-SF | BUH-0231-SF | 3/8-24 | 3/8 | 1 | 1/2 | 1/8 | 5/8 | 40 | 1/8 | 1/2 | BUB-500-SF | SF | 3,446

Part Options

• Thread in:
  • #10-24
  • #10-32
  • 3/8-24
  • 1/4-20
  • 1/4-28
  • 5/16-18
  • 5/16-24
  • 3/8-16
  • 1/2-20
  • 1/2-13
  • 5/8-18
  • 5/8-11
• Thread Length in:
  • 1/2
  • 1-1/2
  • 1
  • 2
• Standoff in:
  • 1/16
  • 1/8
  • 1/4
• Tooth Pattern:
  • SF
  • EF
  • Fine

Features / Technical Specifications

• Series: BUH (Hex Head Swivots® Gripper Assembly)
• Model shown: BUH-S (Serrated tool steel ball)
• Housing material: alloy steel, heat treated to Rc 43/46, black oxide finish
• Ball material: M-2 high speed steel, heat treated to Rc 60/62
• O-ring: Viton (holds ball in place, keeps contaminants out, provides smooth ball movement)
• Ball is replaceable; replacement balls and O-rings available separately
• Available tooth patterns: SF, EF, Fine
• Ball diameters and ball-only part numbers provided in parts table (examples: BUB-187-S, BUB-500-S, BUB-500-SF, etc.)
• Load ratings vary by size/configuration (examples in table: 1,176 lbs up to 3,446 lbs)
• Multiple thread sizes, thread lengths and standoff heights available per parts table