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PCS Stop Disc: Black Oxide, Steel, Grade 8620, 1.6875 in Outside Dia, 1/4 in Thick - Stop Discs
PCSStop Discs

PCS Stop Disc: Black Oxide, Steel, Grade 8620, 1.6875 in Outside Dia, 1/4 in Thick

The PCS Stop Disc: Black Oxide (SKU 841ZD9, model SD-15) is a hardened steel stop disc made from Grade 8620 material with a black oxide finish. It features a Rockwell hardness of 58 to 62, an outside diameter of…

SKU 3G-OTH-243986

Brand
PCS
Item
Stop Disc: Black Oxide, Steel, Grade 8620, 1.6875 in Outside Dia, 1/4 in Thick
Category
Stop Discs
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Technical Specifications

PCS
Manufacturer Part Number
SD-15
Type
Steel, Grade 8620, Hardened, SD-15
Thick
1/4 in
Outside Dia
1.6875 in
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PCS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PCS Stop Disc: Black Oxide (SKU 841ZD9, model SD-15) is a hardened steel stop disc made from Grade 8620 material with a black oxide finish. It features a Rockwell hardness of 58 to 62, an outside diameter of 1.6875 inches, a thickness of 1/4 inch, and a tolerance of +/-0.0005 inches. The disc includes a 1/4"-20 flat head cap screw.

Used in

Common applications for PCS
Injection molding — PCS stepped ejector pins (e.g., SP3-83) for ejecting parts from core cavities
Die casting — PCS hard core pins (e.g., CPH15-3) for forming internal features in aluminum or zinc dies
Slide actuation — PCS radius angle pins (e.g., APR33-L10) for guiding core pulls in mold bases
Mold support — PCS support pillars (e.g., 1550) to prevent plate deflection in large injection molds
Ejector plate alignment — PCS shoulder bushings (e.g., BU-102) for guiding ejector pins in mold bases
Wear protection — PCS stop discs (e.g., SD-15) to limit ejector stroke and prevent over-travel damage

PCS Products

3G Electric supplies PCS stop discs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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PCS Stop Disc: Black Oxide, Steel, Grade 8620, 0.6875 in Outside Dia, 3/16 in Thick, Hardened, SD-05. Key specifications — attr1132710: Black Oxide; attr1132714: Hardened; attr1132724: Grade 8620; attr1132878: +/-0.0005 in; attr1132879: #10-24; attr1132725: Steel; attr1110851: PCS; attr1132720: Rockwell 58.
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PCS Stop Disc: Black Oxide, Steel, Grade 8620, 0.6875 in Outside Dia, 3/16 in Thick, Hardened, SD-05. Key specifications — attr1132710: Black Oxide; attr1132714: Hardened; attr1132724: Grade 8620; attr1132878: +/-0.0005 in; attr1132879: #10-24; attr1132725: Steel; attr1110851: PCS; attr1132720: Rockwell 58.
PCS Stop Disc: Black Oxide, Steel, Grade 8620, 1.188 in Outside Dia, 3/16 in Thick, +/-0.0005 in (MPN SD-10). Key specifications — attr1132710: Black Oxide; attr1132724: Grade 8620; attr1132878: +/-0.0005 in; attr1132879: #10/24; attr1132725: Steel; attr1110851: PCS; attr1132871: Rockwell 58 to 62; attr1132876: Flat Head Cap Screw.
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PCS Stop Disc: Black Oxide, Steel, Grade 8620, 1.188 in Outside Dia, 3/16 in Thick, +/-0.0005 in (MPN SD-10). Key specifications — attr1132710: Black Oxide; attr1132724: Grade 8620; attr1132878: +/-0.0005 in; attr1132879: #10/24; attr1132725: Steel; attr1110851: PCS; attr1132871: Rockwell 58 to 62; attr1132876: Flat Head Cap Screw.
PCS Stop Disc: Black Oxide, Steel, Grade 8620, 1 in Outside Dia, 3/16 in Thick, #10-24 Thread Size (MPN SD-07). Key specifications — attr1132710: Black Oxide; attr1132714: Hardened; attr1132724: Grade 8620; attr1132878: +/-0.0005 in; attr1132879: #10-24; attr1132725: Steel; attr1110851: PCS; attr1132720: Rockwell 58.
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PCS Stop Disc: Black Oxide, Steel, Grade 8620, 1 in Outside Dia, 3/16 in Thick, #10-24 Thread Size (MPN SD-07). Key specifications — attr1132710: Black Oxide; attr1132714: Hardened; attr1132724: Grade 8620; attr1132878: +/-0.0005 in; attr1132879: #10-24; attr1132725: Steel; attr1110851: PCS; attr1132720: Rockwell 58.