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Technical Specification
PRODUCT NUMBER 014311-109014311-103014311-104014311-105014311-106014311-108014311-125014216-303014236-203014216-304014236-204014216-305014236-205014216-306014216-307
Type KitKitKitKitKitKitSpare PartKitRollerKitKitKitKitKitKit
Size 3mm1mm1.25mm1.5mm1.75mm2.5mm0.8mm1.0mm1.25mm1.25mm1.5mm1.5mm1.75mm
Format SetSetSetSetSetSetSetSetSetSetSetSetSet
Size Range Up to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mm

Q 1. What is the Sykes Pickavant 014311-121 UNC/UNF/UNEF roller set used for?

A. It is a roller set for R60 and R110 thread reform tools, configured for 28 threads per inch unified threads.

Q 2. In which applications would 014311-121 typically be used?

A. It is used to restore UNC, UNF or UNEF external threads with 28 tpi on shafts and fasteners commonly found in many machines.

Q 3. How are the 014311-121 rollers installed on the thread reformer?

A. The rollers are fitted into the R60 or R110 tool head according to the pitch chart for 28 tpi unified threads.

Q 4. Why is a specific 28 tpi roller set necessary for unified threads?

A. Unified threads have defined angles and spacing for each pitch, so rollers must match exactly to reshape the thread correctly.

Q 5. What packaging size is indicated for 014311-121?

A. The roller set is supplied in a compact pack around 50 x 50 x 50 mm in size.

Q 6. Can 014311-121 be used for both coarse and fine unified series at 28 tpi?

A. It can be used wherever the external thread form and 28 tpi pitch match the roller design and tool capability.

Q 7. How should technicians confirm the thread pitch before using 014311-121?

A. They should measure with a thread gauge marked in tpi and confirm that the reading is 28 tpi.

Q 8. What benefits does using unified thread rollers offer in repair work?

A. They allow non-cutting restoration of threads, helping to preserve original dimensions and strength of components.

Q 9. How should 014311-121 be maintained after use?

A. Clean the rollers, lightly oil them to prevent corrosion and store them in their labelled container with other unified sets.

Q 10. Is 014311-121 suitable for both workshop and site-based repairs?

A. Yes, it can be used wherever R60 or R110 reform tools are taken for maintenance work."

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