Armstrong 8B2 2-5/8″ OEM Mechanical Seal — #975002-394

Direct-fit Armstrong 8B2 mechanical seal replacement for 2-5/8″ (2.625?) applications used on Armstrong 4300 Series pumps. Built for hot-water and light industrial service with Carbon/Silicon Carbide (CAR/SiC) faces, Viton (FKM) elastomer, T-25 clamp, and corrosion-resistant 316 stainless steel hardware.

This seal is commonly referenced by OEM and aftermarket numbers for faster ordering, including Armstrong #975002-394 and U.S. Seal VG-975002394 (Value Guard cross reference).

Specs:

• Seal type: Armstrong 8B2

• Size: 2-5/8″ (2.625″)

• Faces: Carbon / Silicon Carbide (CAR/SiC)

• Elastomer: Viton (FKM)

• Clamp: T-25

• Metals: 316 Stainless Steel

• OEM reference: 975002-394

Fitment & applications:

• Series: Armstrong 4300 Series

• Frames: 404–449

• Styles: TC / TCZ
  Always verify seal type/size against your nameplate or existing seal before ordering.

Cross Reference / Alternate Part Numbers

975002-394 • VG-975002394 • 975002394 • 8975002-394 (alternate format seen in the field)

What’s included

• 1 × Armstrong 8B2 2-5/8″ mechanical seal assembly (T-25 clamp, 316SS)

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