We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

APPROVED VENDOR Flat Washer: M3.5 Screw Sz, Fiber Seal, 3.7 mm Inside Dia, 8 mm Outside Dia - Single-Piece Sealing Washers
APPROVED VENDORSingle-Piece Sealing Washers

APPROVED VENDOR Flat Washer: M3.5 Screw Sz, Fiber Seal, 3.7 mm Inside Dia, 8 mm Outside Dia

The APPROVED VENDOR Flat Washer (SKU 894EM8, MPN Z8643) is a single-piece fiber sealing washer for M3.5 screw sizes, supplied in a 10-pack. It has a 3.7 mm inside diameter, 8 mm outside diameter, and 0.5 mm maximum…

SKU 3G-OTH-534559

Brand
APPROVED VENDOR
Item
Flat Washer: M3.5 Screw Sz, Fiber Seal, 3.7 mm Inside Dia, 8 mm Outside Dia
Category
Single-Piece Sealing Washers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
Z8643
Type
Fiber Seal, 10 PK
Max Thick
0.5 mm
Inside Dia
3.7 mm
Outside Dia
8 mm
FDA Approval
Not FDA Approved
Product Type
Flat Washer
Seal Material
Fiber
Metal Detection
Not Metal Detectable
Seal Material Color
Red
System of Measurement
Metric
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Flat Washer (SKU 894EM8, MPN Z8643) is a single-piece fiber sealing washer for M3.5 screw sizes, supplied in a 10-pack. It has a 3.7 mm inside diameter, 8 mm outside diameter, and 0.5 mm maximum thickness. This metric washer is red in color, not FDA approved, and not metal detectable.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the APPROVED VENDOR Flat Washer Z8643 used for?

The APPROVED VENDOR Flat Washer Z8643 is a single-piece fiber sealing washer for M3.5 screw sizes. It provides a leak-resistant seal in industrial fastening applications where a fiber gasket is needed, such as in plumbing, pneumatics, or low-pressure fluid systems. 3G Electric supplies this metric washer across 14 industrial departments.

What are the specifications of the APPROVED VENDOR Flat Washer Z8643?

The APPROVED VENDOR Flat Washer Z8643 has a 3.7 mm inside diameter, 8 mm outside diameter, and 0.5 mm maximum thickness. It is made of red fiber, is not FDA approved, and is not metal detectable. Supplied in a 10-pack for M3.5 screw sizes, this metric washer is part of the single-piece sealing washer product type.

Where to buy the APPROVED VENDOR Flat Washer Z8643 worldwide?

3G Electric supplies the APPROVED VENDOR Flat Washer Z8643 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for this fiber sealing washer. Contact us to source this 10-pack of M3.5 metric washers for your application.

How to install the APPROVED VENDOR Flat Washer Z8643?

To install the APPROVED VENDOR Flat Washer Z8643, place the fiber washer over the M3.5 screw before tightening. Ensure the mating surfaces are clean and dry to achieve a proper seal. Avoid over-torquing, as fiber washers can compress; tighten to the manufacturer's recommended specification for the assembly.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR single-piece sealing washers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from APPROVED VENDOR

View all APPROVED VENDOR parts
Flat Washer: 3/8 in Screw Sz, Fiber Seal, 0.379 in Inside Dia, 1/2 in Outside Dia, 10 PK (MPN Z8612). Key specifications — Brand: APPROVED VENDOR; Product Type: Flat Washer; System of Measurement: Inch; Seal Material: Fiber; Seal Material Color: Red; FDA Approval: Not FDA Approved; Metal Detection: Not Metal Detectable.
APPROVED VENDOR
Flat Washer: 3/8 in Screw Sz, Fiber Seal, 0.379 in Inside Dia, 1/2 in Outside Dia, 10 PK (MPN Z8612). Key specifications — Brand: APPROVED VENDOR; Product Type: Flat Washer; System of Measurement: Inch; Seal Material: Fiber; Seal Material Color: Red; FDA Approval: Not FDA Approved; Metal Detection: Not Metal Detectable.
Flat Washer: #4 Screw Sz, Neoprene Seal, 0.125 in Inside Dia, 3/8 in Outside Dia, Neoprene, 25 PK (MPN Z8505). Key specifications — Brand: APPROVED VENDOR; Product Type: Flat Washer; System of Measurement: Inch; Seal Material: Neoprene; Seal Material Color: Black; FDA Approval: Not FDA Approved; Metal Detection: Not Metal Detectable.
APPROVED VENDOR
Flat Washer: #4 Screw Sz, Neoprene Seal, 0.125 in Inside Dia, 3/8 in Outside Dia, Neoprene, 25 PK (MPN Z8505). Key specifications — Brand: APPROVED VENDOR; Product Type: Flat Washer; System of Measurement: Inch; Seal Material: Neoprene; Seal Material Color: Black; FDA Approval: Not FDA Approved; Metal Detection: Not Metal Detectable.
APPROVED VENDOR
APPROVED VENDOR
Sealing Washer: M10 Screw Sz, Copper, Copper Seal, 10 mm Inside Dia, 19 mm Outside Dia, 100 PK (MPN M50302.100.0019). Key specifications — Brand: APPROVED VENDOR; Product Type: Sealing Washer; System of Measurement: Metric; Seal Material: Copper; Seal Material Color: Gray; Pack Size: Small Pack.
APPROVED VENDOR
APPROVED VENDOR
Sealing Washer: M26 Screw Sz, Copper, Copper Seal, 26 mm Inside Dia, 32 mm Outside Dia, 10 PK (MPN M50302.260.0032). Key specifications — Brand: APPROVED VENDOR; Product Type: Sealing Washer; System of Measurement: Metric; Seal Material: Copper; Seal Material Color: Gray; Pack Size: Small Pack.
Sealing Washer: M17.5 Screw Sz, Copper, Copper Seal, 17.5 mm Inside Dia, 25 mm Outside Dia, 25 PK (MPN M50302.175.0025). Key specifications — Brand: APPROVED VENDOR; Product Type: Sealing Washer; System of Measurement: Metric; Seal Material: Copper; Seal Material Color: Gray; Pack Size: Small Pack.
APPROVED VENDOR
Sealing Washer: M17.5 Screw Sz, Copper, Copper Seal, 17.5 mm Inside Dia, 25 mm Outside Dia, 25 PK (MPN M50302.175.0025). Key specifications — Brand: APPROVED VENDOR; Product Type: Sealing Washer; System of Measurement: Metric; Seal Material: Copper; Seal Material Color: Gray; Pack Size: Small Pack.
Sealing Washer: M16.5 Screw Sz, Copper, Copper Seal, 16.5 mm Inside Dia, 24 mm Outside Dia, 25 PK (MPN M50302.165.0024). Key specifications — Brand: APPROVED VENDOR; Product Type: Sealing Washer; System of Measurement: Metric; Seal Material: Copper; Seal Material Color: Gray; Pack Size: Small Pack.
APPROVED VENDOR
Sealing Washer: M16.5 Screw Sz, Copper, Copper Seal, 16.5 mm Inside Dia, 24 mm Outside Dia, 25 PK (MPN M50302.165.0024). Key specifications — Brand: APPROVED VENDOR; Product Type: Sealing Washer; System of Measurement: Metric; Seal Material: Copper; Seal Material Color: Gray; Pack Size: Small Pack.
APPROVED VENDOR
APPROVED VENDOR
Sealing Washer: M10 Screw Sz, Copper, Copper Seal, 10 mm Inside Dia, 20 mm Outside Dia, 100 PK (MPN M50301.100.0020). Key specifications — Brand: APPROVED VENDOR; Product Type: Sealing Washer; System of Measurement: Metric; Seal Material: Copper; Pack Size: Small Pack.
Flat Washer: #6 Screw Sz, Neoprene Seal, 0.156 in Inside Dia, 7/16 in Outside Dia, Neoprene, 25 PK (MPN Z8510). Key specifications — Brand: APPROVED VENDOR; Product Type: Flat Washer; System of Measurement: Inch; Seal Material: Neoprene; Seal Material Color: Black; FDA Approval: Not FDA Approved; Metal Detection: Not Metal Detectable.
APPROVED VENDOR
Flat Washer: #6 Screw Sz, Neoprene Seal, 0.156 in Inside Dia, 7/16 in Outside Dia, Neoprene, 25 PK (MPN Z8510). Key specifications — Brand: APPROVED VENDOR; Product Type: Flat Washer; System of Measurement: Inch; Seal Material: Neoprene; Seal Material Color: Black; FDA Approval: Not FDA Approved; Metal Detection: Not Metal Detectable.