Hexagon socket locating pin CP730 series

tapped shank

Product description
These locator fasteners are used with Flex receivers. Mounted on fixture bases and plates, they provide accurate locating and repeatable positioning for fixture plates and tooling. Available in tapered or straight shaft versions with hex head fasteners on this page, they enable precise remounting of plates between machines or operations while maintaining alignment.

Materials & finishes

• Body: 4140 alloy steel, nitrocarburized
• Clamping screw: heat-treated 4137 steel, black oxide finish
• Balls: 52100 steel

Performance & repeatability

• Repeatability (horizontal mounting): ±0.008 mm
• Repeatability (vertical mounting): ±0.01 mm

Product types / features

• Fastener styles: Hex head (this page); tapered and straight shaft variants available
• Intended use: mounting on fixture bases and plates for locating and positioning; use with Flex receivers

Available part variants (table)
Columns: Part Number | Type | Thread | D (mm) | D1 (mm) | D2 (mm) | P.C.D. (Dp mm) | H (mm) | H1 (mm) | H2 (mm) | H3 (mm) | SW (mm) | V (deg) | Clamping Force (Lbs) | Allowable Screw Torque (Lbs) | Locating Repeatability (mm) | Use Receiver Bushing (PN)
CP730-0939LH | Tapered | M4x0.70 - Depth 6 | 39 | 9 | 18 | 30 | 30 | 22 | 9.5 | 12 | 10 | 45 | 382 | 1.4 | 0.008 | CP735-0939L
CP730-0939SH | Straight | M4x0.70 - Depth 6 | 39 | 9 | 18 | 30 | 30 | 22 | 9.5 | 12 | 10 | 45 | 382 | 1.4 | 0.008 | CP735-0939S
CP730-1246LH | Tapered | M4x0.70 - Depth 6 | 46 | 12 | 22 | 37 | 40 | 27 | 14.5 | 14 | 13 | 45 | 674 | 2.9 | 0.008 | CP735-1246L
CP730-1246SH | Straight | M4x0.70 - Depth 6 | 46 | 12 | 22 | 37 | 40 | 27 | 14.5 | 14 | 13 | 45 | 674 | 2.9 | 0.008 | CP735-1246S
CP730-1656LH | Tapered | M5x0.80 - Depth 7 | 56 | 16 | 28 | 45 | 51 | 34 | 19.5 | 16 | 17 | 45 | 1010 | 5.1 | 0.008 | CP735-1656L
CP730-1656SH | Straight | M5x0.80 - Depth 7 | 56 | 16 | 28 | 45 | 51 | 34 | 19.5 | 16 | 17 | 45 | 1010 | 5.1 | 0.008 | CP735-1656S

Notes

• Designed for use with Flex receivers (matching receiver bushing PN listed per variant)
• Multiple head and shaft styles available; this page shows hex head fastener variants

Technical specifications

• Model series: CP730
• Repeatability (horizontal): ±0.008 mm
• Repeatability (vertical): ±0.01 mm
• Body material: 4140 alloy steel, nitrocarburized
• Clamping screw material: 4137 heat-treated steel, black oxide finish
• Balls material: 52100 steel
• Thread options: M4 x 0.70 (depth 6), M5 x 0.80 (depth 7) depending on variant
• Clamping force range (shown): 382 to 1,010 lbs depending on variant
• Allowable screw torque range (shown): 1.4 to 5.1 lbs depending on variant
• P.C.D., diameters and heights specified per part variant in the table above
• Typical uses: fixture plates; locating and positioning on fixture bases; repeatable machine placements