• Special Screws
  • Non-Magnetic


Hex Socket Head Cap Screws - Phosphor Bronze

  • Cleanroom Specification
  • Nonmagnetic

Dimension Drawing

SNSPHex Socket Head Cap Screws - Phosphor Bronze寸法図



M (Coarse)
Nominal of Thread

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch L D1 L1 B Tension Rupture
Load (N)*1
Qty per Pack Mass
CAD Standard
SNSP-M8-30 M8 1.25 30 13 8 6 21500 1 19 24.25 CAD Cart

*1: Values in chart are for reference only. They are not guaranteed values.

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Main Body C5191(Phosphor Bronze)


FPD production equipment, semiconductor devices,
and electrical and electronic equipment


  • Non-Magnetic.
  • Excellent fatigue resistance, corrosion resistance, and abrasion resistance.

Physical Property

Phosphor Bronze
Specific Gravity 8.83 7.93
Longitudinal Elastic Modulus(GPa) 105 193
Electric Resistance(μΩ・m) 0.13 0.7
Thermal Conductivity(W/(m・K)) 67 17
Linear Expansion Coefficient(K-1 18×10-6 17.3×10-6

Values in chart are for reference only. They are not guaranteed values.

Mechanical Properties

Phosphor Bronze
Tensile Strength(N/mm2 590 or Higher 520 or Higher
Elongation(%) 8 40 or Higher

Values in chart are for reference only. They are not guaranteed values.

Magnetic Flux Density

Phosphor Bronze SUSXM7
(Equivalent to SUS304)
Magnetic Flux Density
0 5×10-5

Measuring device:5080 Gauss (Tesla) Meter by F.W.BELL
Measuring conditions:DC magnetic field measuring mode
      Probe and sample separation distance: 5 mm

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