Specs/CAD
Unit : inch
| Part Number | # Nominal of Thread | L | D1 | L1 | Cross-recessed Socket No. | Tensile Breaking Load (N)*1 |
Torsional Torque (N・m)*1 |
Qty per Pack | Mass (g) |
Price (USD) |
CAD Download |
QTY (Pack) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SPEG-1/4-20-3/8-P(100) | 1/4-20UNC | 3/8 | 0.492 | 0.175 | 3 | 2160 | 2.5 | 100 | 0.3 | 385.97 | CAD | Cart |
| SPEG-1/4-20-1/2-P(100) | 1/4-20UNC | 1/2 | 0.492 | 0.175 | 3 | 2160 | 2.5 | 100 | 0.32 | 431.25 | CAD | Cart |
| SPEG-1/4-20-5/8-P(100) | 1/4-20UNC | 5/8 | 0.492 | 0.175 | 3 | 2160 | 2.5 | 100 | 0.34 | 448.50 | CAD | Cart |
| SPEG-1/4-20-3/4-P(100) | 1/4-20UNC | 3/4 | 0.492 | 0.175 | 3 | 2160 | 2.5 | 100 | 0.36 | 478.69 | CAD | Cart |
| SPEG-1/4-20-7/8-P(100) | 1/4-20UNC | 7/8 | 0.492 | 0.175 | 3 | 2160 | 2.5 | 100 | 0.38 | 508.88 | CAD | Cart |
| SPEG-1/4-20-1-P(100) | 1/4-20UNC | 1 | 0.492 | 0.175 | 3 | 2160 | 2.5 | 100 | 0.4 | 521.82 | CAD | Cart |
*1: Values in chart are for reference only. They are not guaranteed values. The recommended tightening torque is 50% of the torsional torque.
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Material/Finish
| SPEG-P(INCH) | |
|---|---|
| Main Body | PEEK GF30 (PEEK Containing Glass Fiber) (Light Brown) (Glass Fiber 30%) |
| Heat Resistance Temperature*1 |
260℃ |
*1: This is the value for the resin material. The operating temperature of the product changes with performance conditions such as tightening torque.
Application
FPD production equipment / Semiconductor manufacturing equipment / Printed circuit board etching devices / Metallic surface treatment equipment and facilities / Chemical plants / Transformers / Electrical and electronic equipment / Hot water pumps / Chemical pumpsCharacteristics
- Cross-recessed pan head machine screws made of PEEK containing 30% glass fiber. The tensile strength is approximately 1.7 times that of ordinary PEEK.
- Inch screw type.
- PEEK is a thermoplastic super engineering plastic superior in physical and chemical properties.
- Excellent chemical resistance. It remains almost unaffected by chemicals other than concentrated sulfuric acid, concentrated nitric acid, and concentrated hydrofluoric acid.
- With excellent heat resistance and water resistance, it retains strength at high temperatures.
- It features outstanding resistance to wear, shock, and fatigue.
- It also has high flame retardance which clears the UL 94 V-0 standard.
- For the properties and precautions for use of plastic screws, see “Properties of Plastic Screws.”⇒Plastic Screws

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