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Enerpac STSS351

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Enerpac STSS351 33.1 kN Swing Clamp

Enerpac STSS351; 7450 lbs (≈33.1 kN) clamping force, 5,000 psi (≈345 bar), 32.5 mm stroke, single-acting threaded body hydraulic swing clamp.

EnerpacMFR # STSS351SKU # YLSN1VWY42YNT2H
Dimension N1.57 in
Mounting StyleThreaded Body
Country of OriginUnited States
Dimension D3.125-16 un in
Dimension J12.45 in
Dimension C1.38 in
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About This Product

STSS351 is a single-acting threaded body swing clamp with a straight plunger from the ST series. Clamping force is 7450 lbs (≈33.1 kN) and the operating pressure range is 500–5,000 psi (≈35–345 bar). Stroke is 1.28 in (32.5 mm) and the swing angle is 45 degrees. The body thread is 3.125-16 UN and the oil connection is an SAE #4 threaded port. The matching flange nut is FN801 and the mounting flange is AW90. The clamp threads directly into the fixture and is locked with a jam nut. It is used for workholding in hydraulic fixtures requiring high clamping force.

Features and Benefits

  • Body thread for precise cylinder height positioning
  • Threaded port connection
  • Easy installation and removal
  • Greatest flexibility in fixture design
  • 30, 45 and 60 degree swing angles available on request
  • Locked in place with a jam nut after height adjustment

Enerpac STSS351

  • Genuine, certified Enerpac product
  • Fast sourcing through a worldwide supply network
  • Product selection and compatibility support from our technical team
  • Equivalent and alternative product suggestions
  • Quotation and lead time tailored to your request

Specifications

Dimension N1.57 in
Mounting StyleThreaded Body
Country of OriginUnited States
Dimension D3.125-16 un in
Dimension J12.45 in
Dimension C1.38 in
Dimension P2.68 in
Dimension B4.24 in
Dimension Q.625 - 11 unc in
ApplicationsClamp
Dimension Z45 degrees
Minimum Operating Pressure500 psi
Dimension H0.51 in
Dimension C21.26 in
Product TypeSwing Clamp - Threaded Body
Dimension GSAE #4
Rotation DirectionStraight
Dimension M1.08 in
Dimension F1.5 in
Maximum Operating Pressure5,000 psi
Return TypeSingle-Acting
SeriesST
Dimension D13.48 in
Maximum Oil Flow240 in³/min
Stroke1.28 in
Dimension W3.22 in
Dimension K1.58 in
Dimension C12.66 in
Cylinder Effective Area (Clamp)1.92 in²
Dimension D23.15 in
Standard Clamp ArmCAS351
Dimension Y22.5 degrees
Dimension A7.45 in
Product LineWorkholding Tools
Weight12.1 lbs
Oil Capacity (Clamp)2.27 in³
Clamping Stroke0.63 in
Dimension T3.27 in
Clamping Force7450 lbs

Documents & CAD

Series documents 1· shared by this product series

BrochureWorkholding Swing Clamps, EnglishPDF·1.8 MB

CAD Files 5

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Alternative Names & Search Terms

STSS351STSS 351STSS-351Enerpac STSS351Enerpac STSS 351Enerpac STSS-351STSS351 swing clampSTSS351 threaded body swing clampEnerpac ST seriesEnerpac ST series swing clampEnerpac workholding clamp33.1 kN hydraulic swing clamp7450 lbs threaded body swing clampsingle-acting threaded body swing clamp5,000 psi hydraulic fixture clamp32.5 mm stroke swing clamphydraulic swing clamp straight plungerFN801 flange nut swing clampAW90 mounting flange swing clamp

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