W-7551-C | Threaded End Specimen Holder

One Threaded-end Specimen Holder made of Inconel 713-C rated for a maximum temperature of 1100 Deg. C (2000 Deg. F). with customer specified thread sizes other than listed as an IPG standard.

Note: All Standard W-7551-C threaded end holders have one end threaded 3/4-10 (Type R3f) as the mating thread for the high temperature pull rods and the opposite end threaded to match the specimen's thread. Common thread sizes ordered under the catalog numbers below.

All standard US Customary threads are a class 2B fit and all standard Mectic thread sizes are a class 6G fit. (Consult factory for any thread sizes not listed)

Coupling Length:  55.55 mm (2.187 in)

Coupling Diameter: 28.6 mm (1.125 in)

Pull rod end threaded: US Customary 3/4-10 (Type R3f)

Catalog Number

 Specimen end threaded size


 Metric M6 x 1.0


 Metric M8 x 1.0


 Metric M8 x 1.25


 Metric M10 x 1.5


 Metric M12 x 1.5


 Metric M12 x 1.75


 Metric M14 x 2.0


 Metric M16 x 1.5


 Metric M16 x 2.0


 Metric M18 x 2.5


 Metric M19 x 1.5


 US Customary 10-24


 US Customary 10-32


 US Customary 1/4-20


 US Customary 1/4-28


 US Customary 5/16-24


 US Customary 5/16-18


 US Customary 3/8-16


 US Customary 3/8-24


 US Customary 7/16-14


 US Customary 1/2-13


 US Customary 5/8-11


 US Customary 3/4-10 (Type R3f)

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