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HACH Seal Quad Ring: 1989900, 1/4 in Overall Ht, 2 1/8 in Overall Wd - Water Quality Testing Accessories & Replacement Parts
HACHWater Quality Testing Accessories & Replacement Parts

HACH Seal Quad Ring: 1989900, 1/4 in Overall Ht, 2 1/8 in Overall Wd

The HACH Seal Quad Ring (part number 1989900) is a water quality testing accessory and replacement part. It measures 1/4 inch in overall height, 2 1/8 inches in overall width, and 3 1/2 inches in overall depth.

SKU 3G-OTH-374009

Brand
HACH
Item
Seal Quad Ring: 1989900, 1/4 in Overall Ht, 2 1/8 in Overall Wd
Category
Water Quality Testing Accessories & Replacement Parts
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

HACH
Manufacturer Part Number
1989900
Overall Dp
3 1/2 in
Overall Ht
1/4 in
Overall Wd
2 1/8 in
Product Type
Seal Quad Ring

Technical Documents

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

Product Description

The HACH Seal Quad Ring (part number 1989900) is a water quality testing accessory and replacement part. It measures 1/4 inch in overall height, 2 1/8 inches in overall width, and 3 1/2 inches in overall depth.

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 HACH Seal Quad Ring 1989900 used for?

The HACH Seal Quad Ring 1989900 is a replacement seal used in water quality testing equipment. It provides a leak-proof seal in sample cells, cuvettes, or instrument chambers to prevent contamination and ensure accurate readings in laboratory and field water analysis applications.

What are the specifications of the HACH Seal Quad Ring 1989900?

The HACH Seal Quad Ring 1989900 has a 1/4 inch overall height, 2 1/8 inch overall width, and 3 1/2 inch overall depth. It is a quad-ring seal designed for water quality testing accessories and replacement parts, manufactured by HACH under part number 1989900.

Where to buy the HACH Seal Quad Ring 1989900 worldwide?

3G Electric supplies the HACH Seal Quad Ring 1989900 worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this HACH replacement seal.

How to install the HACH Seal Quad Ring 1989900?

To install the HACH Seal Quad Ring 1989900, first ensure the sealing surface is clean and free of debris. Gently press the quad ring into the groove without twisting or overstretching. Verify it sits evenly before reassembling the instrument. Follow your HACH equipment manual for torque specifications.

Used in

Common applications for HACH
Municipal water treatment — HACH PHC20101 IntelliCAL pH electrode for pH monitoring in distribution systems
Industrial wastewater — HACH Chloride Test Kit (2438600) for chlorine residual analysis in effluent
Laboratory analysis — HACH Buffer Standard Solution S11M005 for calibrating pH meters in quality control labs
Environmental field testing — HACH Chemical Test Strips (2793828) for rapid water quality screening
Process water monitoring — HACH Probe LZW5056.97.0002 for ORP measurement in cooling towers
Wastewater treatment — HACH Water Quality Test Kit (2182000) for nitrite monitoring in biological treatment processes

HACH Products

3G Electric supplies HACH water quality testing accessories & replacement parts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
APPROVED VENDOR Water Seal Kit: Mfr Part # 2782, Buna, 20 mm Overall Dia
APPROVED VENDOR Water Seal: Mfr Part # 2029, Viton, Compatible with Mfr Model # XT 15mm
APPROVED VENDOR V-Ring Seal: 2.835 in Inside Dia., 0.236 in Wd, 0.433 in Ht, Buna N, 60 Shore A
APPROVED VENDOR V-Ring Seal: 2.835 in Inside Dia., 0.236 in Wd, 0.433 in Ht, Buna N, 60 Shore A
APPROVED VENDOR Rod Seal Kit: For 3/4 in Rod Dia., For 0.156 in Groove Wd, Buna N, Buna N
APPROVED VENDOR Rod Seal Kit: For 3/4 in Rod Dia., For 0.156 in Groove Wd, Buna N, Buna N
APPROVED VENDOR Water Seal: Mfr Part # AR2644, Buna
APPROVED VENDOR V-Ring Seal: 1.772 in Inside Dia., 0.197 in Wd, 0.354 in Ht, Buna N, 60 Shore A
APPROVED VENDOR V-Ring Seal: 1.772 in Inside Dia., 0.197 in Wd, 0.354 in Ht, Buna N, 60 Shore A

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