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  • UNC Screws, UNF 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		 Price
(USD)		 CAD
Download		 QTY
(Pack)
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 59.61 CAD Cart
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 65.31 CAD Cart
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 58.01 CAD Cart
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 61.75 CAD Cart
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 65.31 CAD Cart
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 74.38 CAD Cart
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 77.58 CAD Cart
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 77.71 CAD Cart
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 90.21 CAD Cart
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 100.30 CAD Cart
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 108.07 CAD Cart
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 120.56 CAD Cart
Part Number # Nominal of Thread L D1 L1 L2
min.		 B d
max.		 Qty per Pack Mass
(g)＊1		 Price
(USD)		 CAD
Download		 QTY
(Pack)
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 59.61 CAD Cart
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 65.31 CAD Cart
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 58.01 CAD Cart
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 61.75 CAD Cart
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 65.31 CAD Cart
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 74.38 CAD Cart
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 77.58 CAD Cart
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 77.71 CAD Cart
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 90.21 CAD Cart
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 100.30 CAD Cart
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 108.07 CAD Cart
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 120.56 CAD Cart
Part Number # Nominal of Thread L D1 L1 L2
min.		 B d
max.		 Qty per Pack Mass
(g)＊1		 Price
(USD)		 CAD
Download		 QTY
(Pack)
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 59.61 CAD Cart
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 65.31 CAD Cart
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 58.01 CAD Cart
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 61.75 CAD Cart
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 65.31 CAD Cart
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 74.38 CAD Cart
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 77.58 CAD Cart
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 77.71 CAD Cart
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 90.21 CAD Cart
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 100.30 CAD Cart
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 108.07 CAD Cart
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 120.56 CAD Cart
Part Number # Nominal of Thread L D1 L1 L2
min.		 B d
max.		 Qty per Pack Mass
(g)＊1		 Price
(USD)		 CAD
Download		 QTY
(Pack)
SVSS-1/4-20-1/4 1/4-20UNC 1/4 0.375 0.25 1 3/16 2 10 4.3 59.61 CAD Cart
SVSS-1/4-20-5/16 1/4-20UNC 5/16 0.375 0.25 1 3/16 2 10 4.6 65.31 CAD Cart
SVSS-1/4-20-3/8 1/4-20UNC 3/8 0.375 0.25 1 3/16 2 10 4.9 58.01 CAD Cart
SVSS-1/4-20-1/2 1/4-20UNC 1/2 0.375 0.25 1 3/16 2 10 5.6 61.75 CAD Cart
SVSS-1/4-20-5/8 1/4-20UNC 5/8 0.375 0.25 1 3/16 2 10 6.2 65.31 CAD Cart
SVSS-1/4-20-3/4 1/4-20UNC 3/4 0.375 0.25 1 3/16 2 10 6.8 74.38 CAD Cart
SVSS-1/4-20-7/8 1/4-20UNC 7/8 0.375 0.25 1 3/16 2 10 7.4 77.58 CAD Cart
SVSS-1/4-20-1 1/4-20UNC 1 0.375 0.25 1 3/16 2 10 8.1 77.71 CAD Cart
SVSS-1/4-20-1-1/4 1/4-20UNC 1-1/4 0.375 0.25 1 3/16 2 10 9.3 90.21 CAD Cart
SVSS-1/4-20-1-1/2 1/4-20UNC 1-1/2 0.375 0.25 1 3/16 2 10 11 100.30 CAD Cart
SVSS-1/4-20-1-3/4 1/4-20UNC 1-3/4 0.375 0.25 1 3/16 2 10 12 108.07 CAD Cart
SVSS-1/4-20-2 1/4-20UNC 2 0.375 0.25 1 3/16 2 10 13 120.56 CAD Cart

＊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.

Part Number
Amount
Price（＄）

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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

Related Services

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 UNC Screws, UNF Screws

SPE-N(INCH)

Part Name

Plastic Screw - Hex Nut - Inch Thread - PEEK

Part Number

SPE-N(INCH)

Feature

Chemical Resistance

SHNS(INCH)

Part Name

Hex Nuts / Washers - Inch Thread

Part Number

SHNS(INCH)

Feature

For Inch Screws

SNBS(INCH)

Part Name

Socket Button Head Cap Screws - Inch Thread

Part Number

SNBS(INCH)

Feature

Inch Thread
Button Head CapScrews

SKH(INCH)

Part Name

Hex Keys for Inch Screws

Part Number

SKH(INCH)

Feature

For Inch Screws