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FLOWSERVE Shaft Seal: Mechanical Shaft Seal, 21, 1 1/2 in Shaft Dia., Cooking Oil - Mechanical Shaft Seals

FLOWSERVEMechanical Shaft Seals

FLOWSERVE Shaft Seal: Mechanical Shaft Seal, 21, 1 1/2 in Shaft Dia., Cooking Oil

The FLOWSERVE Shaft Seal is a mechanical shaft seal designated as Type 21, featuring a single spring design with a carbon ring and Buna-N gasket. Constructed with an 18-8 spring material, this seal is designed for a…

SKU 3G-OTH-95481

Brand

FLOWSERVE

Item

Shaft Seal: Mechanical Shaft Seal, 21, 1 1/2 in Shaft Dia., Cooking Oil

Category

Mechanical Shaft Seals

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Technical Specifications

FLOWSERVE

Manufacturer Part Number

21-150-04 

Type

21, Cooking Oil, Single Spring 

Shaft Dia.

1 1/2 in 

Spring Type

Single Spring 

Ring Material

Carbon 

Gasket Material

Buna-N 

Spring Material

18-8 

Seal Type Designation

21

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FLOWSERVE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FLOWSERVE Shaft Seal is a mechanical shaft seal designated as Type 21, featuring a single spring design with a carbon ring and Buna-N gasket. Constructed with an 18-8 spring material, this seal is designed for a 1 1/2-inch shaft diameter and is suitable for use with cooking oil. The manufacturer part number is 21-150-04.

Used in

Common applications for FLOWSERVE

Water and wastewater pumping — FLOWSERVE Type 21 mechanical seal (e.g., MPN 21-100-10) for centrifugal pumps in municipal water treatment

Hydrocarbon processing — FLOWSERVE Type 68 mechanical seal (e.g., MPN 68-062-214) for diesel and light oil transfer pumps

Food processing — FLOWSERVE Type 21 seal (MPN 21-137-04) for cooking oil circulation pumps in edible oil refineries

Chemical transfer — FLOWSERVE Type 51 narrow cross-section seal (MPN 51-087-05) for compact chemical dosing pumps

HVAC and cooling systems — FLOWSERVE Type 16 unitized rotary seal (MPN 16-062-11) for chilled water pump shaft sealing

General industrial mixing — FLOWSERVE Type 52 narrow cross-section seal (MPN 52-125-05) for agitator shafts in batch processing tanks

FLOWSERVE Products

3G Electric supplies FLOWSERVE mechanical shaft seals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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FLOWSERVE Mechanical Seal: Mechanical Shaft Seal, 21, 1 5/8 in Shaft Dia., 1.5 in Working Lg, 18-8 (MPN 21-162-04). Key specifications — Brand: FLOWSERVE; Gasket Material: Buna; Spring Material: 18-8; Spring Type: Single Spring; Ring Material: Carbon; Seal Type Designation: 21.

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FLOWSERVE Mechanical Seal: Mechanical Shaft Seal, 51, 7/8 in Shaft Dia., 1.38 in Working Lg, 316 (MPN 51-087-04). Key specifications — Brand: FLOWSERVE; Gasket Material: Buna; Spring Material: 316; Spring Type: Single Spring; Ring Material: Carbon; Seal Type Designation: 51.

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