Jergens, Inc. Datasheets for Machining Clamps

Machining clamps are used for machine setup and tool or part fixturing. Types include cam, cylinder, hook or swing, pull, push, retracting, rocker, side or edge, and toe clamps. Clamp straps and clamp strap assemblies are also commonly available.
Machining Clamps: Learn more

Product Name Notes
Aluminum Step Blocks & Kits 1" & 2" Wide Adjustable Step Block Kits Step blocks are made of aluminum to prevent damage to machine table surfaces. Tooth design has no sharp edges which helps to...
Clamp Assemblies, Miniature Radius A light-duty clamp assembly for clamping close to the edge. Complete with radius strap, double jam nuts with spherical washers, finger tip, quick-action knurled thumb screw heel rest, stud, spring...
Steel Step Blocks
Steel Step Blocks & Kits
Adjustable Step Block Kit Blocks are completely interchangeable with each other, and with the Jergens Fine Pitch Step Straps.
NEW Clamping Modules with Sensors
Shaft Clamps
STAYLOCK® Swing Clamps / Flow Limit Valves
STAYLOCK® Swing Clamps / Flow Limit Valves Metric
Clamp
40 Piece Clamping Kits
40 Piece Clamping Kits
Contains the same quality components as the larger kits but without the step blocks and step heel straps. This Clamping Kit includes taper nose straps, T-nuts, coupling nuts, flange nuts,...
Double Cam W/Double Radius Nose Clamp Assemblies Double Cam Clamp featuring a radius at both ends of the strap.
Miniature Flat Clamp Assemblies Fast-acting clamp for light-duty holding. Includes strap, knurled thumb screw, spherical washer, stud, plain flat washer, three hex jam nuts and spring. Features free swinging adjustments for positioning the assembly...
Quick Clamping Block Accessories Fastening & Positioning Accessories - Bolts, pins, keyblocks.
Double Cams Clamp Assemblies Forged, heat-treated for abrasion-resistance and longer life. Designed for quick change clamping. Mean clamping point pressure angle is from 3 1/2° to 4°, which makes for stronger workholding. Slip standard...
Heel Pad Clamp Assemblies In one movement this clamp assembly can be moved into place and tightened; recommended where hand pressure clamping is suitable for the application.
STAYLOCK® Block Clamps Jergens StayLock Block Clamps are multi-purpose utility clamps designed for many versatile applications. Block Clamps may be mounted for either vertical or horizontal clamping. They may be used with strap...
STAYLOCK® Retractable Clamps / Proximity Switch Jergens StayLock Retractable Clamps are designed to allow quick change of molds in injection molding machines and die casting machines. The locking arm, which retracts into the clamp body for...
STAYLOCK® Toe Clamps Jergens StayLock Toe Clamps are designed for edge gripping of parts when the clamp height must be kept at a minimum, such as in a milling operation. They are available...
Double Cam W/ Radius Nose Strap Clamp Assemblies Same fast-action as Standard Double Cam Clamp but with a radius strap.
Aluminum Step Blocks Step blocks are made of aluminum to prevent damage to machine table surfaces. Tooth design has no sharp edges which helps to prevent burrs and chip build-up in the steps.
Expanding Machinable Micro™ Clamp The Compact Machinable Expanding Micro™ Clamp is available with extra material on the clamping jaw so it can be machined to conform to the shape of your workpiece - enabling...
NEW 4 Way Clamping Station Pneumatic The compact size of the Jergens Mini ZPS Module is perfect for applications where space is limited and accuracy and speed of changeover time is required.
Clamping Kits 60 Piece Set-Up Kits The fine pitch steel blocks are compatible with other standard step blocks and straps. NOTE: The fine pitch blocks are not compatible with the Jergens course pitch aluminum blocks.
5 Axis Quick Clamping Block The Jergens 5-Axis Quick Change System (QCB) is an ideal partner for the Jergens 5-Axis Clamping System. The QCB changes the workpiece position on 5-Axis machining centers. This helps reduce...
STAYLOCK® Large Capacity Mold Clamp The Jergens Large Capacity Mold Clamp is used on molding machines and wherever heavy clamping forces are required. It has a clamping force of 28,000 lbs. The clamp can be...
STAYLOCK® Mini-Rocker Clamps The StayLock Mini-Rocker Clamp is designed for small parts workholding. Like the other StayLock Clamps, the Mini-Rocker can be mounted at any angle. Clamping forces range from 200 lbs. to...
Toe Micro™ Clamps This cam action fixture clamp provides positive down force while using very little space on the fixture. Workpieces can be clamped in series by using the back surface of a...
Toe Micro™ T-Slot Clamp This clamp is like the Micro ™ Toe Clamp, only it is designed to be used in the T-slots of machine tables. It provides positive down force while maintaining a...
Booster Clamping Kit To simplify the installation of Jergens power clamps, Jergens offers its 3 Second Clamping Kit. The Kits contain everything required to convert your shop air pressure to hydraulic power for...
Small Toe Clamps Toe Clamps are powerful, low profile clamps that grip on the side of the workpiece leaving the top surface open. This minimizes interference with cutting tools or measuring instruments. Ideal...
Clamping Kits 60 Piece Set-Up Kits Aluminum Step B Tooth design has no sharp edges, which helps to prevent burrs and chips from building up on the steps. The aluminum blocks will not mar precision machine tables. Each Set-Up-Kit...
Compact Low Pressure Pneumatic Clamping Module Zero-point clamping system for set-up-time-optimized clamping. The compact size makes it ideal for light duty machining applications as well as non-machining applications like assembly fixtures and test stands. Low Pressure...
Toe Clamp Kits Each Clamp Kit Includes: Six Toe Clamps:Two of each length (1 1/2”, 2”, 2 1/2”,3 1/4”, 4 11/16”, 6 5/8”) Six Low Grip Steel Toes Six Toe Clamp Nuts Six...
Knife Edge Clamps Knife edge clamps can be used for clamping rough cut stock, castings, or any material that requires a hardened clamping element. Hardened steel, brass- plated. Replacement screws are available. Please...
Edge Micro™ Clamps The Micro™ Edge Clamp offers increased versatility through its unique elevated clamping abilities. Workpiece is elevated for through milling and drilling Cam action provides positive holddown force Provides flexible set-ups...
Toe Clamps Toe Clamps are powerful, low profile clamps that grip on the side of the workpiece leaving the top surface open. This minimizes interference with cutting tools or measuring instruments. Ideas...
STAYLOCK® Rocker Clamps Holding dies on punch presses Molds on injection molding machines Dies on die casting machines Use on hydraulic fixtures Available in FixtureProTM Design Software and PartSpec CD
Radius Swing Clamp Assemblies 14123 does not include finger handle
Revolving Clamp Assemblies - Short Bushing Type Body Material: Malleable ASTM A47, GR32510 Finish: Black Oxide Bushings: Hardened & Ground Rc 56-60
Mini Edge Clamps & Stops Cam Action Clamps -The clamp actuates by a com screw with .047' (1.2mm) of stroke. Stop / Locators - Single Stops are used for pieces over 1.75" (44.5mm) long. Double...
Radius End Flange Nut Clamp Assemblies G dimension represents an optimum dimension
ZPS Surface Mounted Clamping Modules K5 Hardened Stainless Steel Hydraulic or Pneumatic Unlocking Cover and piston hardened Repeatability < 0.005mm (0.0002") DOWNLOAD ZPS K5 Operating Manual
ZPS Installation Clamping Modules HYD
ZPS Surface Mounted Clamping Modules HYD
Hardened Stainless Steel Hydraulic Unlocking Cover and piston hardened Repeatability < 0.005mm (0.0002") DOWNLOAD ZPS Operating Manual
ZPS Flange Type Installation Modules HYD Hardened Stainless Steel Hydraulic Unlocking With centering and cover rings Cover and piston hardened Repeatability < 0.005mm (0.0002") DOWNLOAD ZPS Operating Manual
ZPS Flange Type Installation Modules PNEU Hardened Stainless Steel Pneumatic Release With centering and cover rings Cover and piston hardened Repeatability < 0.005mm (0.0002") DOWNLOAD ZPS Operating Manual
ZPS Installation Clamping Modules PNEU
ZPS Surface Mounted Clamping Modules PNEU
Hardened Stainless Steel Pneumatic Unlocking Cover and piston hardened Repeatability < 0.005mm (0.0002") DOWNLOAD ZPS Operating Manual
ZPS Threaded Clamping Modules K5 Hardened Stainless Steel Screw-in version Hydraulic or Pneumatic Unlocking Cover and piston hardened Repeatability < 0.005mm (0.0002") DOWNLOAD ZPS K5 Operating Manual
ZPS 2-Way Clamping Station
ZPS 4-Way Clamping Station
Hydraulic Unlocking Repeatability < 0.005mm (0.0002") DOWNLOAD ZPS Operating Manual
Knob Clamp Assemblies Interchangeable pad option Steel pad standard, brass and plastic pads are available Pads machinable to part configuration *G dimension represents an optimum dimension. 13501 Does not include finger handle.
LOW PRESSURE ZPS Modules with Indexing Low Pressure (min 4.5 bar / 66 psi) Single Acting Modules Hardened Stainless Steel Pneumatic Unlocking Cover and piston hardened Repeatability < 0.005mm (0.0002") Indexing feature standard and Blow out...
Machinable Fixture Micro™ Clamps Low Profile Made of mild steel for machinability Each package contains one machining screw
Tapped Straps Material: C-1018 Finish: Black Oxide Thread: 2B-UNC Heat Treat: Case Hardened 60-63 R30N Available in FixturePro Design Software
Long Slot U-Straps Material: C-1018 Finish: Black Oxide Thread: UNC-2B (Inch); 6h (Metric) Heat Treat: Case Hardened 60-63 R30N Designed to be used with Adjustable Clamp Heels Available in FixtureProTM Design Software
Heel Clamps Forged Straps Material: C-1030 or C-1035 Available in FixturePro Design Software
Finger Clamps Forged Straps Material: C-1030 or C-1035 Available in FixtureProTM Design Software
U-Clamp Forged Straps Material: C-1030 or C-1035 Includes Tapped Hole Available in FixturePro Design Software
Gooseneck Clamps Forged Straps Material: C-1030 or C-1035 Includes Tapped Hole Available in FixturePro™ Design Software
Swing Cylinder Arms Material: Cast 4140 Heat Treatment: Hardened and Drawn Rc 32-36
Plain Straps Material: Low Carbon Steel, 2024 Aluminum Available in Fixture Pro™ Design Software
Taper Nose Straps Material: Low Carbon Steel Finish: Black Oxide Thread: UNC-2B Heat Treat: Case hardened Rockwell 30N Scale 59-69 Designed to be used with Adjustble Clamp Heels
Strap Pads Material: Steel, C-1018 Plastic, Paper Filled Bakeline Brass Finish: Steel Pad Only, Black Oxide Heat Treat: Steel Pad Only, Case Hardened Available in FixtureProTM Design Software Plastic Pads Resistant to...
NEW Manual ZPS Mechanical clamping and unclamping Quenched and tempered steel Repeatability 0.01 mm (0.0004 in.)
NEW Universal ZPS Rotary Adapters & Kits Mounts to most Rotary Indexers Face plates with 4 or 6 T-Slots Center Locator and Timing Key (sold separately) ZPS model accepts Air Gun Valve or Standard Fittings HAAS Kits...
Double Cam Clamp Assemblies Note: 12501 Does not include finger handle Note: G Dimension represents an optimum dimension
Flange Nut Clamp Assemblies Note:*G dimension represents an optimum dimension. 12701 Does not include finger handle.
OK-Vise® Double-Wedge Pull-Down, Serrated Clamp
OK-Vise® Double-Wedge Pull-Down, Smooth Clamp
OK-Vise® Economy Clamp
OK-Vise® Machinable & Smooth Jaw Clamp
OK-Vise® Machinable Jaw Clamp
OK-Vise® Mounting & Smooth Jaw Clamp
OK-Vise® Mounting Jaw Clamp
OK-Vise® Self-Adjustable Jaw Clamp
OK-Vise® Serrated Jaw Clamp
OK-Vise® Single-Wedge Pull-Down, Serrated Clamp
OK-Vise® Smooth Jaw Clamp
OK-Vise®Two Self-Adjustable Jaw Clamp
Please click here to watch a introductory video on Jergens Ok-Vise® Please click here to watch a video on Jergens Ok-Vise® Blank fixturing System
Spiral Clamp Right hand thread
Swing Clamps Right or Left Hand Swing 4800 lbs. Clamping Force Operates in any position Clamp arm has 1/4" of vertical travel. Can be used with flood coolant 3D Solid Model Available...
Small Swing Cylinders Standard with an arm. Can be mounted using four #10 cap screws or the 1"-12 thread on the O.D. of the cylinder. Optional components include the threaded mounting bracket and...
Large Swing Cylinders Standard without an arm. Single or double arms are available. Can be mounted using four 3/8" cap screws, or the 1 7/8"-16 O.D. thread of the cylinder. Optional components include...
Segment Style / Top Access SW mounting aid from the top, not available with part number 6039
Ball Style / Top Access SW mounting aid from the top, not available with part numbers 36028 & 36029
Ball Style / Bottom Access
Segment Style / Bottom Access
SW mounting aid from the top, not available with part numbers 36049 & 36050
Quick Clamping Block Adapter Plates With Pull-in Bolts Standard or custom sizes available
ID Expansion Clamp Body Material Mild Steel Low Profile Ideal for Secondary Operations on Lathe Parts Easily Machined to Size on Lathe or Mill Excellent for Palletized Setups Allows More Parts Per Workcube...
Revolving Clamp Assemblies - Long Bushing Type Body Material: Malleable ASTM A47, GR32510 Finish: Black Oxide Bushings: Hardened & Ground Rc 56-60
Adjustable Micro™ Clamps Cam action Low profile Available in four sizes Heat treated and plated Serrated or smooth edges Adjustable clamps and stops Includes Cam Screw 1/2-13 10mm Thick .100" Travel 4,000 Lbs.
Bottom Flange Swing Cylinder
Top Flange Swing Cylinder
Clamping Capacity from 1,100-5,000 lbs. max. Versatile manifold mount or conventionally plumbed. Single or Double Acting available Available in three body sizes Assortment of clamping arms available. Popular top flange...
Low Profile Micro™ Clamp Extraordinary horizontal AND vertical force Extremely low profile by design - as low as .075 Very small footprint High resistance to rip-out force Appropriate for most any workholding application Simple,...
STAYLOCK® Die/Mold Clamps Injection molding machines Die casting machines Punch presses Machining centers
Micro™ Clamps Low profile makes computer programming easier Cam action provides fast, strong clamping Small size allows more parts per load Requires only a tapped hole in your fixture Available in stainless...
Toe Clamps
Toe Clamps
Low Profile Direct Mounting 3/16" Stroke 3000 lbs. Force Steel or Brass Toe Insert Available Available in 3D Solid Models from the web and FixturePro Plus CD
Forged Adjustable Clamp Material: 1137 Forged Steel, Heat Treated Finish: Black Oxide One Piece Construction Versatile Clamping Height
Heel Straps Material: C-1018 Finish: Black Oxide Heat Treat: Case Hardened 50-54 R30N Available in FixtureProTM Design Software
Heel Fine Pitch Straps Material: C-1018 Finish: Black Oxide Heat Treat: Case Hardened 50-54 R30N Available in FixtureProTM Design Software A Toe Clamp is used in applications where clamps cannot be on top of...
Padded Straps Material: C-1018 Finish: Black Oxide Heat Treat: Case Hardened 60-63 R30N Available in FixtureProTM Design Software
Miniature Radius Straps Material: C-1018 Finish: Black Oxide Heat Treat: Case Hardened Available in FixtureProTM Design Software
Single Cams Clamp Assemblies Material: C-1018 Heat Treat: Case Hardened 74-77 R30N Finish: Black Oxide
Hook Clamp Assemblies Material: Steel Forged Body, 4140 Finish: Black Oxide Heat Treat: Rc 42-46 Stud: Furnished Available in FixturePro™ Design Software
Miniature Taper Nose Straps Material:Low Carbon Steel Finish: Black Oxide Heat Treat: Case Hardened Available in FixturePro Design Software
Expanding Micro™ Clamps Minimizes tool changes Holds two parts with equilateral clamping action Ideal for clamping flat or round work pieces Reduces wasted space
STAYLOCK® Toe Clamps Two special washers which prevent damage by the cap screws are included with each toe clamp. To order washers separately, order Part Number 60636. Available in FixtureProTM Design Software and...