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10 FS CAP ASSEMBLY INSERT & NUT

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Description & Features

Manufactured by Brennan Industries, this size 10 face seal cap assembly provides a reliable means of sealing and protecting unused face seal ports in hydraulic systems. The assembly includes both the insert and nut, offering a complete capping solution for FS-style ports where a threaded plug or end cap is needed to prevent contamination or fluid loss during storage, transport, or when a port is temporarily inactive.

The 10 FS CAP ASSEMBLY INSERT & NUT is suited for use across a range of industrial hydraulic applications where maintaining port integrity is a routine service requirement. The face seal design ensures a leak-free seal at the port face, consistent with standard FS fitting configurations.

SKU: FF0304-C-10

Supplier Part Number (MPN): FS0304-C-10

Alternate Part Numbers: 1046-1953, AFF9863-10S

Specifications

Brand
BRENNAN
Connection Size 1
5/8 in
Connection Type
Female ORFS
Connection Type 1
SAE Female ORFS
Dimension Standards
SAE J1453
Dimensions
0.95 in L
Finish
Trivalent Zinc-Plated
Fitting Type
Insert
For Use With
FS0318 Series Nuts
Hex Size
1-1/8 in
Material
Steel
Material Construction
AISI 12L14/1045 Steel
Maximum Operating Pressure
6000 psi
Series
FS0304-C Series
Thread Size
1-14S

Product Questions & Answers (2)

Question by: Hank M on Jun 9, 2025, 5:05 PM
got an unused size 10 face seal port on a hydraulic manifold. is this the piece that’ll cap it off?
Answer by: Customer Support on Jun 10, 2025, 8:27 PM
For a size 10 FS style port, this cap assembly is meant to seal and protect that unused face seal opening. It’s used when you need a threaded cap solution to keep fluid in and contamination out during storage, transport, or while the port is temporarily inactive.
Question by: Curt M on Jan 25, 2026, 2:42 PM
So, this is just a cap to keep stuff out of the port when I'm not using it, right?
Answer by: Customer Support on Jan 26, 2026, 5:36 PM
Exactly. This face seal cap assembly offers a reliable way to seal and protect unused face seal ports in hydraulic systems, preventing contamination or fluid loss.

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