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O-Ring for SAE O-Ring Boss (Straight Thread O-Ring) Fittings & Adapters, 0.50 Inch

Description & Features

Experience reliability with this Danfoss / Eaton spare part O-Ring. Designed for SAE O-Ring Boss (Straight Thread O-Ring) fittings and adapters, this product ensures an excellent seal performance.

Made from high-quality Buna-N (90 durometer) material, it offers robust durability and an impressive temperature range of -30 to +250 degrees Fahrenheit, making it suitable for a wide range of industrial applications.

With an inner diameter of 0.644 inches and an outer diameter of 0.818 inches, it fits perfectly in various components, ensuring a secure and leak-free connection. The width of 0.087 inches adds to its precise sealing capability.

The use of this O-Ring contributes to optimal performance in hydraulic systems, minimizing maintenance needs and enhancing overall efficiency. It is engineered to meet rigorous standards, ensuring long-lasting service in demanding environments.

Produced by Danfoss Power Solutions Aeroquip, this O-Ring is a reliable part of your machinery and equipment, providing trusted performance through rigorous applications.

Supplier Part Number: 22617-8

Specifications

Brand Danfoss Power Solutions (II LLC Aeroquip)	Brand Aeroquip	Pack Size 1.00	UOM EA	I.D. 0.644 in	Materials Buna-N (90 durometer)	O.D. 0.818 in	Supplier Part Number 22617-8	Temperature Range -30 to +250	Thread Sealant No	Tube Size 0.50	Product Weight 0.05 lbs	Alternate Part Numbers Alternate Part Number C1BD80, Alternate Part Number FMC118-2718-006, Alternate Part Number MI-00328740, Alternate Part Number MINO-00015F69444, Alternate Part Number ORB-8

Similar Products

Model Number	Tube Size	Materials	Temperature Range	I.D.	Width (E)	O.D.
22617-10 ORB Fitting/Adapter O-Ring	0.625	Buna-N (90 durometer)	-30 to +250	0.755 in	0.097	0.949 in
22617-12 ORB Fitting/Adapter O-Ring	0.75	Buna-N (90 durometer)	-30 to +250	0.924 in	0.116	1.156 in
22617-16 ORB Fitting/Adapter O-Ring	1	Buna-N (90 durometer)	-30 to +250	1.171 in	0.116	1.403 in
22617-4 ORB Fitting/Adapter O-Ring	0.25	Buna-N (90 durometer)	-30 to +250	0.351 in	0.072	0.495 in
22617-6 ORB Fitting/Adapter O-Ring	0.375	Buna-N (90 durometer)	-30 to +250	0.468 in	0.078	0.624 in
22617-8 ORB Fitting/Adapter O-Ring	0.5	Buna-N (90 durometer)	-30 to +250	0.644 in	0.087	0.818 in
B-904 ORB Fitting/Adapter O-Ring	0.25	Buna-N (90 durometer)	-30 to +250	0.351 in	0.072	0.495 in
B-912 ORB Fitting/Adapter O-Ring	0.75	Buna-N (90 durometer)	-30 to +250	0.924 in	0.116	1.156 in
B-916 ORB Fitting/Adapter O-Ring	1	Buna-N (90 durometer)	-30 to +250	1.171 in	0.116	1.403 in
22617-5 ORB Fitting/Adapter O-Ring	0.3125	Buna-N (90 durometer)	-30 to +250	0.414 in	0.072	0.558 in
B-903 ORB Fitting/Adapter O-Ring	0.188	Buna-N (90 durometer)	-30 to +250	0.301 in	0.064	0.429 in
B-906 ORB Fitting/Adapter O-Ring	0.375	Buna-N (90 durometer)	-30 to +250	0.468 in	0.078	0.624 in
B-908 ORB Fitting/Adapter O-Ring	0.5	Buna-N (90 durometer)	-30 to +250	0.644 in	0.087	0.818 in
B-910 ORB Fitting/Adapter O-Ring	0.625	Buna-N (90 durometer)	-30 to +250	0.755 in	0.097	0.949 in
B-914 ORB Fitting/Adapter O-Ring	0.875	Buna-N (90 durometer)	-30 to +250	1.047 in	0.116	1.279 in
B-920 ORB Fitting/Adapter O-Ring	1.25	Buna-N (90 durometer)	-30 to +250	1.475 in	0.118	1.711 in
B-924 ORB Fitting/Adapter O-Ring	1.5	Buna-N (90 durometer)	-30 to +250	1.72 in	0.118	1.956 in

Product Questions & Answers (3)

Question by: Tommy E on Aug 4, 2025, 9:40 AM

got a 1/2 inch SAE o-ring boss fitting, is this the right o-ring size to swap in?

Answer by: Customer Support on Aug 6, 2025, 8:00 AM

For a 0.50 tube size SAE O-Ring Boss (straight thread) fitting or adapter, this spare Buna-N o-ring matches that 1/2 inch callout. The ring dimensions are 0.644 inch ID, 0.818 inch OD, with a 0.087 inch width.

Question by: Joyce P on Jan 31, 2026, 10:31 AM

got a straight thread SAE o-ring boss adapter that takes the 0.50 size, is this the right o-ring for it?

Answer by: Customer Support on Feb 2, 2026, 8:21 AM

For SAE O-Ring Boss (straight thread O-ring) fittings and adapters, this is the matching spare O-ring in the 0.50 inch size, with a 0.644 inch ID, 0.818 inch OD, and 0.087 inch width for the seal.

Question by: Duane T on Dec 5, 2025, 9:28 AM

Will this O-ring work with standard SAE O-ring boss fittings?

Answer by: Customer Support on Dec 6, 2025, 12:51 PM

It is specifically designed for use with SAE O-Ring Boss (Straight Thread O-Ring) fittings and adapters.

O-Ring for SAE O-Ring Boss (Straight Thread O-Ring) Fittings & Adapters, 0.50 Inch

Description & Features

Specifications

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Product Questions & Answers (3)