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  • Special Screws
  • Vented Screws, Vacuum Screws

SVSS-1/4-20

Hex Socket Head Cap Screws (with Ventilation Hole / Inch Screws)

Safety Precautions

RoHS Compliant

  • Vacuum
  • Cleanroom Specification
  • LowOutgas
SVSS(INCH)Hex Socket Head Cap Screws (with Ventilation Hole / Inch Screws)

Dimension Drawing

SVSS(INCH)Hex Socket Head Cap Screws (with Ventilation Hole / Inch Screws)寸法図

Specs/CAD

Select

# Nominal of Thread
All
1/4-20UNC
L
All
1/4"
5/16"
3/8"
1/2"
5/8"
3/4"
7/8"
1"
1-1/4"
1-1/2"
1-3/4"
2"

Unit : inch

Part Number # Nominal of Thread L D1 L1 L2
min.		 B d
max.		 Qty per Pack Mass
(g)＊1		 CAD
Download		 RFQ
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 CAD RFQ
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 CAD RFQ
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 CAD RFQ
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 CAD RFQ
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 CAD RFQ
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 CAD RFQ
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 CAD RFQ
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 CAD RFQ
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 CAD RFQ
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 CAD RFQ
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 CAD RFQ
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 CAD RFQ
Part Number # Nominal of Thread L D1 L1 L2
min.		 B d
max.		 Qty per Pack Mass
(g)＊1		 CAD
Download		 RFQ
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 CAD RFQ
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 CAD RFQ
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 CAD RFQ
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 CAD RFQ
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 CAD RFQ
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 CAD RFQ
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 CAD RFQ
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 CAD RFQ
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 CAD RFQ
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 CAD RFQ
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 CAD RFQ
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 CAD RFQ
Part Number # Nominal of Thread L D1 L1 L2
min.		 B d
max.		 Qty per Pack Mass
(g)＊1		 CAD
Download		 RFQ
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 CAD RFQ
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 CAD RFQ
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 CAD RFQ
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 CAD RFQ
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 CAD RFQ
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 CAD RFQ
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 CAD RFQ
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 CAD RFQ
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 CAD RFQ
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 CAD RFQ
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 CAD RFQ
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 CAD RFQ
Part Number # Nominal of Thread L D1 L1 L2
min.		 B d
max.		 Qty per Pack Mass
(g)＊1		 CAD
Download		 RFQ
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 CAD RFQ
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 CAD RFQ
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 CAD RFQ
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 CAD RFQ
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 CAD RFQ
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 CAD RFQ
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 CAD RFQ
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 CAD RFQ
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 CAD RFQ
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 CAD RFQ
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 CAD RFQ
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 CAD RFQ

＊1：　Quantity per pack for SVSS-M4×30 and SVSS-M4×35 is 10 pieces. Quantity per pack for SVSS-M8×60 is 5 pieces.

●When purchasing less volume than one full bag, a separate handling fee is charged. For details, see the Sold Separately Service.


Related Services

Material/Finish

SVSS(INCH)
Main body Equivalent to SUS304
Strength Class A2-50

Application

Vacuum device / Vacuum container / FPD production device /
Semiconductor manufacturing device / Electron microscope

Characteristics

  • The ventilation hole easily releases gas trapped in the screw holes of equipment and machines, and supports vacuum drawing of vacuum devices.
  • Inch thread type.
  • The ventilation hole is machined by a method that has less effect on metal structure. It suppress the brittle failure and generation of outgas in a vacuum environment during use.
  • Cleanroom wash and cleanroom packing are completed.⇒Cleanroom Wash / Cleanroom Packing Service

Product List

Click here to see SVSS(INCH)

SVSS-#4-40

Part Name

Hex Socket Head Cap Screws (with Ventilation Hole / Inch Screws)

Part Number

SVSS-#4-40

Feature

Inch Thread
Socket Head Cap Screws

SVSS-#5-40

Part Name

Hex Socket Head Cap Screws (with Ventilation Hole / Inch Screws)

Part Number

SVSS-#5-40

Feature

Inch Thread
Socket Head Cap Screws

SVSS-#6-32

Part Name

Hex Socket Head Cap Screws (with Ventilation Hole / Inch Screws)

Part Number

SVSS-#6-32

Feature

Inch Thread
Socket Head Cap Screws

SVSS-#8-32

Part Name

Hex Socket Head Cap Screws (with Ventilation Hole / Inch Screws)

Part Number

SVSS-#8-32

Feature

Inch Thread
Socket Head Cap Screws

Click here to see Vented Screws, Vacuum Screws

SVFT

Part Name

Phillips Cross Recessed Flat Head Titanium Machine Screws (with Ventilation Hole)

Part Number

SVFT

Feature

Titanium Phillips Cross Recessed Flat Head Machine Screw
Low outgas
Nonmagnetic

SVFS

Part Name

Cross Recessed Flat Head Machine Screws with Ventilation Hole

Part Number

SVFS

Feature

Flat Head Machine Screws
Small Space

SVPT

Part Name

Phillips Cross Recessed Pan Head Titanium Machine Screws (with Ventilation Hole)

Part Number

SVPT

Feature

Titanium Phillips Cross Recessed Pan Head Machine Screw
Low outgas
Nonmagnetic

SVPS

Part Name

Phillips Cross Recessed Pan Head Machine Screws with Ventilation Hole

Part Number

SVPS

Feature

Pan Head Machine Screws