Mechanical Consumables

MS28775-011 ORING: NITRILE - EACH

SKU: MS28775-011

Brand: International Seal Co, Inc.

Pricing on request

Specifications

Part Number	MS28775-011

Description

MS28775-011 is a nitrile rubber O-ring made to the MS28775 standard for hydraulic systems that use petroleum-based fluid, such as MIL-PRF-5606. Hydraulic and component technicians fit it in fittings, valves and actuators. The dash number sets the size. Do not use it with phosphate-ester fluids; confirm the part number against the component manual.

MS28775 is a US military standard for a hydraulic O-ring rated to +275 °F. It has been superseded by SAE AS28775, with the same part numbers.

Angad Aviation supplies this part with full traceability and documentation — request a quote for current pricing, pack sizes and lead time.

Brand: International Seal Co, Inc.
Part No.: MS28775-011
Size: 1 INCH EACH

Frequently asked

Can an MS28775 O-ring be used in a Skydrol system?

No. Nitrile is not compatible with phosphate-ester fluids. Skydrol systems use seals made from compatible elastomers.

How do I identify the correct size?

The dash number on MS28775-011 refers to the size table in the standard. Match it to the part number in the parts catalogue.

How do I get pricing and lead time?

Angad Aviation supplies this part quote-first — click Request a Quote and our team responds with current price, available pack sizes, and lead time. Parts ship with traceability and, where required, an authorized-release certificate you can verify online via Angad Verified.

From other manufacturers

Other manufacturers we source in Mechanical Consumables. Not a statement of interchangeability — send us your part number and we will confirm what fits.