SKU: 43041378555

3/8 Flush Face Female O-Ring Boss Plug

Sale price$9.26 Regular price$10.29
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USA
  • USA
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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12

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Description

3/8 Flush Face Female O-Ring Boss PlugThe 3 8 Flush Face Female O Ring Boss Plug is a precision engineered steel plug designed to securely seal unused hydraulic ports, preventing fluid leakage and contamination. The flush face design minimizes fluid loss during disconnection, making it suitable for high pressure hydraulic, pneumatic, and industrial applications. Manufactured from durable steel with a zinc nickel plated finish, it features hardened components, solid barstock construction,

The 3/8 Flush Face Female O-Ring Boss Plug is a precision-engineered steel plug designed to securely seal unused hydraulic ports, preventing fluid leakage and contamination. The flush-face design minimizes fluid loss during disconnection, making it suitable for high-pressure hydraulic, pneumatic, and industrial applications.

Manufactured from durable steel with a zinc/nickel-plated finish, it features hardened components, solid barstock construction, an anti-blowout nitrile/PTFE bonded seal, and a reliable ball-locking mechanism for long-lasting performance in demanding environments.

Order now for fast shipping and professional-grade results.

Specification Value
TYPE Plug
DESIGN Flush face design reduces fluid spillage and minimizes contamination risk
MATERIAL Steel ensures superior strength, durability, and corrosion resistance
WEIGHT (LBS) 0.3
CONNECTION SIZE 1 3/8"
CONNECTION SIZE 2 1/2"
CONNECTION TYPE

Plug|FORB

CONNECTION TYPE 1

Flat Face Plug

CONNECTION TYPE 2

Female O-Ring Boss

FINISH

Zinc-Plated

FITTING TYPE Plug
MAXIMUM OPERATING PRESSURE 4000 psi
OPERATING TEMPERATURE     -65 to 250 deg F
SERIES FF Series
THREAD SIZE 3/4 - 16
APPLICATIONS Ideal for Hydraulic Systems, Industrial Fluid Handling, Pneumatic Systems, Agricultural Equipment, Oil & Gas Systems
BRAND Midland Industries

 

Link to Midland Industries Catalog

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 43041378555

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4.4 ★★★★★
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Verified Purchase
Elliot
Chelsea, US
★★★★★ 5
As good as Honda OEM
Perfect fit. Lasts as long as OEM for 25% of the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 27, 2025
F
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Fatman
Louisville, US
★★★★★ 5
Great fit
Perfect fit. FYI - I bought the exact same one on EBAY FOR $11.78
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Reviewed in the United States on May 2, 2026
A
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Amazon Customer
Omaha, US
★★★★★ 5
East
Easy to replace and great fit
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Reviewed in the United States on January 4, 2026
T
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Tom
San Leandro, US
★★★★★ 5
Perfect fit
Nice quality
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Reviewed in the United States on May 10, 2025
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stan Hithersay
Pawtucket, US
★★★★★ 5
I'll get again.
Style: PA99892
Perfect fit and nice condition
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Reviewed in the United States on May 10, 2026

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