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APPROVED VENDOR Sealing Washer: M17 Screw Sz, Copper, Copper Seal, 17 mm Inside Dia, 21 mm Outside Dia - Single-Piece Sealing Washers
APPROVED VENDORSingle-Piece Sealing Washers

APPROVED VENDOR Sealing Washer: M17 Screw Sz, Copper, Copper Seal, 17 mm Inside Dia, 21 mm Outside Dia

The APPROVED VENDOR Single-Piece Sealing Washer (SKU 54FP74) is a copper seal for M17 screw sizes, with a 17 mm inside diameter and 21 mm outside diameter. Supplied in a small pack of 50, this metric sealing washer…

SKU 3G-OTH-534567

Brand
APPROVED VENDOR
Item
Sealing Washer: M17 Screw Sz, Copper, Copper Seal, 17 mm Inside Dia, 21 mm Outside Dia
Category
Single-Piece Sealing Washers
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
M50301.170.0021
Type
Copper, Copper Seal, 50 PK
Pack Size
Small Pack
Inside Dia
17 mm
Outside Dia
21 mm
Product Type
Sealing Washer
Seal Material
Copper
System of Measurement
Metric
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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Single-Piece Sealing Washer (SKU 54FP74) is a copper seal for M17 screw sizes, with a 17 mm inside diameter and 21 mm outside diameter. Supplied in a small pack of 50, this metric sealing washer (MPN M50301.170.0021) is a genuine industrial component we interpret, source, quote, and support across 14 departments — with specialist depth in combustion, pumps, and controls.

Frequently Asked Questions

What is an APPROVED VENDOR M17 copper sealing washer used for?

This copper sealing washer is used to create a leak-proof seal under bolt or screw heads in metric M17 fastening applications. It is common in industrial fluid systems, pumps, and combustion equipment where vibration and thermal cycling demand a reliable, deformable seal.

What are the specifications of the APPROVED VENDOR sealing washer 54FP74?

The APPROVED VENDOR sealing washer (MPN M50301.170.0021) has a 17 mm inside diameter and 21 mm outside diameter, designed for M17 screw sizes. It is made of copper, supplied in a small pack of 50, and uses metric measurements.

Where to buy APPROVED VENDOR sealing washers worldwide?

3G Electric supplies the APPROVED VENDOR sealing washer 54FP74 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial components across 14 departments, with specialist expertise in combustion, pumps, and controls.

How to install a copper sealing washer for M17 screws?

Place the copper sealing washer over the M17 screw or bolt shank before assembly. Tighten to the manufacturer's recommended torque; the copper deforms to fill surface irregularities, creating a leak-proof seal. Replace the washer each time the joint is disassembled for best results.

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.

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