Name: SWAS-4-VF
Brand: Nabeya Bi-tech Kaisha
Availability: OutOfStock

Dimension Drawing

Unit : mm

Part Number	Nominal	d	D	t	Qty per Pack	Mass (g)	Price (USD)	CAD Download	QTY (Pack)
SWAS-4-VF	4	4.3	9	0.8	20	0.31	6.71	CAD	Cart

Part Number
Amount
Price（＄）

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Material/Finish

	SWAS-VF
Main Body	SUS304

Application

Vacuum devices, vacuum chambers, FPD production equipment, semiconductor devices, and electron microscopes

Characteristics

The ventilation groove easily releases gas trapped in the drill holes of equipment and machines, and supports vacuum drawing of vacuum devices.
Cleanroom wash and cleanroom packing are completed.⇒Cleanroom Wash / Cleanroom Packing Service
Combine this item with screws with ventilation holes, such as SVSSSocket Head Cap Screw with Ventilation Hole.SVSS SVSS-PC

Usage Example

Gas trapped in drilled holes is released through SWAS-VF, and gas trapped in screw holes is released by screws with ventilation holes such as SVSS.SVSS SVSS-PC

SWAS-VFWashers with Vent Groove

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SVSS
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SVSS SVSS-PC

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SWAS-VFWashers with Vent Groove

Product List

SWAS-VF

Click here to see SWAS-VF

Part Name

Washers with Vent Groove

Part Number

SWAS-2-VF

Feature

Standard

Part Name

Washers with Vent Groove

Part Number

SWAS-3-VF

Feature

Standard

Part Name

Washers with Vent Groove

Part Number

SWAS-5-VF

Feature

Standard

Part Name

Washers with Vent Groove

Part Number

SWAS-6-VF

Feature

Standard

Click here to see Low Outgassing

Part Name

Vented Hex Head Screws

Part Number

SVHS

Feature

Hex head screws

Part Name

Vented Socket Head Cap Screws - Titanium

Part Number

SVST

Feature

Lightweight
Nonmagnetic
Chemical Resistance

Part Name

Vented Socket Head Cap Screws

Part Number

SVSS

Feature

Standard

Part Name

Plastic Screw - Hex Socket Head Cap Screw - Inch Thread - PEEK

Part Number

SPE-C(INCH)

Feature

Chemical Resistance

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

No. 6: Thermal Cycling

Miniature Screws/Precision Screws Lineup List

Customization

Flexus【Muilti-Functional Machined Slotted Springs】

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Custom made

Cleanroom Wash / Cleanroom Packing Service

Screw Length Adjustment Service

Couplings Bore and Keyway Additional Modification Service

Captive Processing Service

Screw combination service

Galling and Seizing

No. 6: Thermal Cycling

Increased degree of vacuum in equipment is required 【Productivity increase】

Select the best screws for your needs

Select Based on Application

Slip Torque of Coupling – Set Screw Type

Property of High Performance Stainless Steel Screws

Plastic Screw Property

Vol.4 What are washers used for?

Hexagon Socket Head Cap Screws Excerpts from ISO 4762：2004, JIS B 1176:2015

Auto-Positioning Units Frequently Asked Questions (FAQ)

Coupling and Single-axis Actuator Assembly Method

Hints for correctly using NBK products: Quick Positioning Brackets

Hints for correctly using NBK products: Captive Washer for Pull

Hints for correctly using NBK products: Metal Super Knob

Procedure of Selection

Choosing the most suitable coupling

Choosing the most suitable coupling

Procedure of Selection (Actuator)

Procedure of Selection

No. 2: Vacuum environments

Galling and Seizing

No. 6: Thermal Cycling

Increased degree of vacuum in equipment is required 【Productivity increase】

What is a Coupling? Explanation of Types and Characteristics

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

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What are Hex Nuts?

Theft Prevention Nuts

What is Specific Strength? A new index for weight reduction of equipment 【Smaller and Lighter】

Preventing gaps between the sheet and screw when fastening thin sheets

Screws must be protected from chemicals 【Energy-saving / reduced work-hours】

Higher torque and Lower price.

NBK SPECIAL SCREWS

What is a Coupling? Explanation of Types and Characteristics

Select Based on Application

Vol.6 Varieties of Screws "Beyond" SUS

Solving common issues with Semiconductor Manufacturing Equipment（Pre-Process）

A new generation of disk couplings

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

No. 6: Thermal Cycling

Miniature Screws/Precision Screws Lineup List

What is Specific Strength? A new index for weight reduction of equipment 【Smaller and Lighter】

What are low profile screws? Find advantages, disadvantages, and usage examples explained here!

What makes our custom screws special

Customization

NBK SPECIAL SCREWS

Flexus【Muilti-Functional Machined Slotted Springs】

Designs and Examples of What NBK Can Create

No. 6: Thermal Cycling

Select Based on Application

What is Specific Strength? A new index for weight reduction of equipment 【Smaller and Lighter】

No. 5: Solving common problems inside equipment

Solving common issues with Semiconductor Manufacturing Equipment（Pre-Process）

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

Galling and Seizing

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

Miniature Screws/Precision Screws Lineup List

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

Galling and Seizing

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

No. 6: Thermal Cycling

Vol.4　What are washers used for?

Vol.6　Varieties of Screws "Beyond" SUS

Vol.1　What is Seizing (Galling)?

Vol.4　What are washers used for?

Vol.7　Screw Tightening Control Methods