NEW jantz catalog 53 flip
GTC BEARING SYSTEM PIVOT PINS
Pivot Pins
Path Maker Information
Precision ground and hardened 416 Stainless steel (tolerance +/- .0002) for smooth action on folders. Will work with the GTC Bearings and on folders without ball bearings. 5/32" threaded 4-48, 3/16" and 1/4" threaded 6-48. Pivot pin includes 2 plain Torx head screws.
Bearing System Developed and Patented by Gustavo T Cecchini
The Path Maker is used to provide a smooth raceway for the thrust bearing balls to slide along. The Path Maker is used in a drill press to mark the raceway into the blade and liners. This task is performed by setting your drill press at 500 RPM and applying a light down pressure for a few seconds. Check the surface for marking until a circular raceway is visible, then this task is complete. We recommend that you complete this task to the blade before and after heat treat to guarantee the elimination of all tooling marks. You will need a different Path Maker for each bearing size and each pivot size that you use. The final assembly should use new bearings only.
CAT.# O.D. LENGTH HEAD TORX PRICE F80 5/32" .350" 7/32" T6 7.65 F82 5/32" .500" 7/32" T6 7.65 F85 3/16" .350" 1/4" T7 7.65 F88 3/16" .500" 1/4" T7 7.65 F96 1/4" .350" 5/16" T8 7.65 F98 1/4" .500" 5/16" T8 7.65
Threaded Pivot Only
GTC 440C stainless steel thrust ball bearings caged in stainless steel retainers developed and patented by Gustavo T. Cecchini's GTC Knives to reduce friction and failures, increase opening time, and easier cleaning. The 100% stainless steel construction eliminates the problems of other thrust bearings that are not 100% stainless. Install by cutting a pocket, with a counterbore, in both the blade and frame. Use one bearing in blade and one in the frame. Some prefer to cut the pocket in both frames, and not in the blade. This is a good solution when the blade is already hardened. Sold Each. CAT.# O.D. I.D. BALL PRICE GC101 .354" .157" .062" 1.29 GC106 .358" .192" .062" 1.29 GC111 .378" .218" .062" 1.29 GC121 .415" .255" .062" 1.29 GC102 .454" .258" .078" 1.29
CAT.# O.D. LENGTH FITS PRICE F85B 3/16" .350" 1/4" 2.15 F88B 3/16" .500" 1/4" 2.15 F96B 1/4" .350" 5/16" 2.15 F98B 1/4" .500" 5/16" 2.15 Pivot barrels are threaded 6-48. Decorative Torx Screws for Pivot Pins Add a custom touch to your folding knife with our beautifully embellished Torx head screws. Designed and manufactured by Jantz in Davis Oklahoma from 303 stainless steel. For use with our threaded pivot barrels. 1/4 " Diameter Torx Head
The illustration (above left) shows the pocket in the left liner once the procedure has been completed. The first bearing will fit in this pocket. The second pocket should be cut in the blade. In final assembly (see above right), the liner pocket and blade pocket should be facing up when the knife is in the proper position for assembly.
Counterbore & Pilot
There should be a raceway path on each side of a thrust bearing. The illustration above shows the right liner with the raceway path completed. This raceway matches up to the blade pocket
Spinner Galaxy Orchid Turbine 1/4" torx head diameter threaded 6-48. Length .240" overall or .180" under head. Use T6 torx wrench.
Pilot for Counterbores
Quality, high speed steel counterbores used to set your GTC bearing system. Select the counterbore for your chosen size (outside diameter of the bearing). Then choose the pilot to fit the shank diameter of your pivot pin. Proper cutting depths are .050" for all bearings except GC102 with a cutting depth of .066".
CAT. # FF401 FF402 FF403 FF404
NAME MATERIAL PRICE
2.74 2.74 2.74 2.74
Spinner Galaxy
Stainless Stainless
Orchid Stainless Turbine Stainless
thrust bearing. This procedure should be completed on both sides of the blade. This will match up with the raceway needed in the liner pocket thrust bearing. When finished you will have made a raceway path on all four bearing surfaces and you should be ready for assembly.
5/16 " Diameter Torx Head
GC101 COUNTERBORE AND PILOT CAT.# DESCRIPTION
PRICE
RA355 RA916
39.95 12.95
23/64" Counterbore 5/32" Pilot, 5/32" Shank
Solar Flare Flower
Sunburst
Gear
GC106 COUNTERBORE AND PILOT CAT.# DESCRIPTION
Path Makers
PRICE
RA357 RA918
39.95 12.95
23/64" Counterbore 3/16" Pilot, 5/32" Shank
GC111 COUNTERBORE AND PILOT CAT.# DESCRIPTION
Orion
Bullseye Cosmos Texas Star
PRICE
RA363 RA920 RA922
39.95 19.95 12.95
25/64" Counterbore 5/32" Pilot, 5/32" Shank 3/16" Pilot, 5/32" Shank
A bearing will be included with each Path Maker.
GC121 COUNTERBORE AND PILOT CAT.# DESCRIPTION
Six Shooter Jupiter Windmill Constellation 5/16" torx head diameter threaded 6-48. Length .240" overall or .180" under head. Use T8 torx wrench.
PRICE
SIZE 1 - SMALL BEARING
RA374 RA924
39.95 12.95
27/64" Counterbore 1/4" Pilot, 5/32" Shank
SIZE 2 - MEDIUM BEARING CAT.# SIZE PIVOT BEARING PRICE RA755 23/64" 5/32" GC101 19.95 RA757 23/64" 3/16" GC106 19.95 CAT.# SIZE PIVOT BEARING PRICE RA763 25/64" 3/16" GC111 19.95 RA765 25/64" 5/32" GC111 19.95
GC102 COUNTERBORE AND PILOT CAT.# DESCRIPTION
CAT. # FF271 FF272 FF273 FF274 FF275 FF276 FF277 FF278 FF279 FF280 FF281 FF282
NAME QUANTITY PRICE
PRICE
2.74 2.74 2.74 2.74 2.74 2.74 2.74 2.74 2.74 2.74 2.74 2.74
Solar Flare Stainless
RA384 RA926
39.95 12.95
15/32" Counterbore 1/4" Pilot, 3/16" Shank
Flower
Stainless Stainless Stainless
Gear
Reamers
Sunburst
Bulls Eye Stainless Cosmos Stainless
SIZE 3 - LARGE BEARING
Reamers are .0005" oversize. Ream blade and liners for pivot pins. CAT.# SIZE PIVOT SIZE PIVOT PIN PRICE RA1570 .1570" 5/32" F80 & F82 11.95 RA1880 .1880" 3/16" F85 & F88 13.95 RA2505 .2505" 1/4" F96 & F98 15.95
Texas Star
Stainless Stainless Stainless Stainless
CAT.# SIZE PIVOT BEARING PRICE RA774 27/64" 1/4" GC121 19.95
Orion
Six Shooter Stainless
SIZE 4 - HEAVY DUTY BEARING
Jupiter
CAT.# SIZE PIVOT BEARING PRICE RA784 15/32" 1/4" GC102 19.95
Windmill
Constellation Stainless
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PRICES SUBJECT TO CHANGEWITHOUT NOTICE
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