Mfr Part #:

3358

Available from 1 distributors

Mfr Name: Keystone Electronics

Flat nylon washer for #4 screw size. Inner diameter 3.05mm, outer diameter 7.9mm, thickness 1.57mm.

✓ Total Stock: 4,700 pcs

3358 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
ADI/AAR OEM Supply ✓ Non-Authorised Inventory information	4,700 pcs On Request	4700 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

3358 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	Washers
Manufacturer Name	Keystone Electronics
Diameter	3.05mm (0.120")
Material	Nylon
Thickness	1.57mm (0.062")
Thread	#4
Type	Flat

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3358 Description

Short technical summary and product information.

The Keystone Electronics 3358 is a flat nylon washer designed for #4 screw size. It features an inner diameter of 3.05mm (0.120"), an outer diameter of 7.9mm (0.312"), and a thickness of 1.57mm (0.062"). The washer is made from nylon 6/6 material, providing electrical insulation and resistance to moisture and chemicals.

This washer is commonly used in electronic assemblies, panel mounting, and general hardware applications where non-conductive spacing and load distribution are required. Its flat profile ensures secure seating under screw heads or nuts.

The washer is RoHS3 compliant and has a moisture sensitivity level of 1 (unlimited). It is unaffected by REACH regulations. For procurement, the standard part number is 3358, and cross-references include DigiKey part 36-3358-ND.

3358 Quick Information

Product Type: Washer

Canonical Name: Keystone Electronics 3358 Flat Nylon Washer, #4 Screw Size, 3.05mm ID, 7.9mm OD, 1.57mm Thickness

Subcategory: Nylon Washers

3358 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

3358 Features

Flat nylon washer for #4 screw size.
Inner diameter of 3.05mm (0.120 inch).
Outer diameter of 7.9mm (0.312 inch).
Thickness of 1.57mm (0.062 inch).
Made from nylon 6/6 material.

3358 Applications

Provides electrical insulation for screw fasteners.
Used as a spacer in electronic assemblies.
Suitable for load distribution in panels.
Ideal for non-conductive hardware applications.

3358 FAQs

7 frequently asked questions generated from this part’s specifications.

What screw size does this washer fit?

This washer is designed for #4 screw size.

What are the dimensions of the 3358 washer?

Inner diameter: 3.05mm (0.120"), outer diameter: 7.9mm (0.312"), thickness: 1.57mm (0.062").

What material is the 3358 washer made from?

It is made from nylon (grade 6/6 per ASTM D4066).

Is the 3358 washer RoHS compliant?

Yes, it is listed as RoHS3 compliant (unverified, low confidence).

What is the moisture sensitivity level (MSL) of the 3358?

The MSL is 1 (Unlimited), meaning it has no moisture sensitivity restrictions.

Is the 3358 washer REACH compliant?

Yes, it is listed as REACH unaffected (unverified, low confidence).

What is the outer diameter of the 3358 washer?

The outer diameter is 7.9mm (0.312 inch).