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Rockford Ball Screws

L1380 - Flanged Ball Nuts

The planged ball nut has an axial play for 5mm pitch = 0,05mm; for 10mm pitch = 0,10mm; for multi-starts = 0,20mm.

L1386 - Ball Screw - 50Ø

Tolerance T7 - 50µ/300mm. Shorter lengths or longer lengths up to a maximum of 3000mm available.

L1381 - Flanged Double Ball Nuts

This flanged double ball nut has a preload max. 5% of the maxium dynamic load. This is a non-standard left hand ball screw nut.

L1385 - Ball Screw 32Ø, left hand

Gothic profile with a 5,10,20 or 40mm lead. Tolerance T7 - 50µ/300mm. Shorter lengths or longer lengths up to a maximum of 5600mm available.

L1392 - Fixed Supports - BK type

Standard units are suitable for ball screws and lead screws to C5/C7 accuracy grade. The bearings are not preloaded and have a max. axial clearance of 18µ.

L1405 - Heavy Load Supports - WBK type

These supports come with a pair of duplex angular contact bearings (type A), three angular bearings (type B), or four angular contact bearings (type C), for a true fixed support.

What is a Ball Screw?

A ball screw is exactly what it is; a screw which runs on ball bearings. The nut and screw have the smae helical grooves or races, and the ball bearings recirculate in these races.

L1320 - Steel Lead Screws

'Lead' refers to the distance that a nut will travel for a complete revolution of the screw. This lead screw is made from steel with a surface hardness of approx. 250HB

L1324 - Combined Lead Screws - left & right hand

The combined lead screw from steel. Stainless steel A2 is available. Threads to DIN 103.

L1387 - Nut Bracket

The nut bracket comes made from steel which is blackened. For easy mounting of standrad L1380 ball screw nuts.

L1385 - Ball Screws - left hand, 16Ø

Gothic profile with a 5 or 10mm lead. Tolerance T7 - 50µ/300mm. Shorter lengths or longer lengths up to a maximum of 5600mm available.

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