Griplok Stainless Steel Tube Fittings
Griplok® tube fittings are available in a wide variety of sizes, materials and configurations. Tube fitting Adapters can be used to connect tube to NPT thread, SAE thread or BSP thread pipe, and to create welded tube and pipe connections.
Griplok Quick Links
Select Griplok Tube Fittings
Griplok Tube Fitting Catalog
Tube Pressure Rating Tables
Tube Temperature Rating Tables
Griplok® Tube Fitting Specifications
||Dual-Ferrule Compression Fitting
||Fractional: 1/16 to 1 in.
|Maximum Operating Pressure
||12,000 psig (825 bar)
@ 100° F (38° C)
||-325° F to 1200° F
(-198° to 648° C)
||Stainless steel, carbon steel, brass,Monel®, Hastalloy-C®.
Other materials are available on request.
||NPT Threads (FNPT, MNPT), BSP Threads (BSPP, BSPT), SAE threads,
AN Fittings, tube socke weld, pipe socket welb,port connectors, tube stubs
||Elbows, tees, connectors, adapters, unions crosses, caps, plugs
||Bored-through, dielectric, calibration, bulkhead, tube inserts
Gyrolok and Griplok Tube Fittings Intermix and Interchangeability
Griplok tube fittings are designed, manufactured, quality controlled and distributed to be totally “interchangeable”with the Hoke® Gyrolok® brand of tube fittings. The precision manufacturing of both products to stringent tolerances under rigid quality control procedures ensures the safety, performance and reliability of service whenever Gyrolok and Griplok tube fittings component parts are mixed and used in accordance with published installation and service.
Griplok tube fittings use a two-ferrule design with sophisticated geometry, precise machining, unsurpassed material quality, to provide a leak-tight remakeable seals even in applications having high vibration and extreme temperature changes. This leak-tight seal is the result of the sequential interaction of the nut, the front and back ferrules, the body, and the tubing.
Griplok tube fitting straight configurations are machined from type 316 stainless steel cold-finished bar stock in accordance with ASTM A-276 and ASTM A-479. Elbows, tees and crosses, are machined from close-grained 316 stainless steel forgings in accordance with ASTM A-182. All 316 stainless steel. All components are heat code traceable. Certified material test reports (CMTRs) are available. More information about Griplok materials.
Griplok tube fittings are completly assembed and individually bagged to assure the highest levels of quality and cleanliness. The fittings are packaged in convenient, small-lot quantities for easy procurement and handling. Additionally, for efficient product identification and storage, the boxes are color-coded and labeled with a product picture, part number, part size and a product description.
Griplok tube fittings are designed for easy installations using hand tools or automatic installers such as the TurnPro automatic swaging tool. Learn more about Griplok installation.
SSP and SSP distributors provide extensive tube fitting installation training. The course covers tube fitting installation, tube selection and cutting and preparing tubing, and tube bending.
Griplok tube fittings are manufactured in accordance with SSP's Quality System , which has been certified to conform to the ISO 9001:2000 Quality Standard. In addition, they are manufactured to the technical design specifications and rigid quality control standards of the SSP Instrumentation Division.
Griplok tube fittings have been tested and approved by the following organizations:
• American Bureau of Shipping
• TUV ECE R110
• Griplok Technical Report
• PG&E Approval
Tools and Accessories
SSP offers tools and accessories to support Tube fitting assembly and installation and tube cutting, preparation, and bending. See more about tools and accessories.
Selecting Griplok Tube Fittings