Specifications:
The document provides specifications for guide rollers, including dimensions in inches and load capacities. The working load capacities are based on a lubricated roller/track interface and are rated for 2 million inches of travel life. The guide rollers use ground, double row angular contact ball bearings, ABEC-5, pre-lubricated with NLGI #2 grease.

Dimensions and Load Capacities:
The document lists various sizes of guide rollers (VW-1, VW-2, VW-3, VW-4, VW-4XL) with their respective dimensions (OD, ID, W, VID, VOD) and load capacities (LR, LA). The maximum RPM and weight for each size are also provided.

Temperature Range:
The working temperature range for the guide rollers is -30°C to 100°C, with the possibility of modifying bearings to extend this range.

Key Data:
- VW-1: Load capacity LR 134 lbs, LA 57 lbs, Max RPM 2400, Weight 0.027 lbs.
- VW-2: Load capacity LR 322 lbs, LA 140 lbs, Max RPM 1500, Weight 0.087 lbs.
- VW-3: Load capacity LR 691 lbs, LA 382 lbs, Max RPM 1000, Weight 0.300 lbs.
- VW-4: Load capacity LR 1058 lbs, LA 899 lbs, Max RPM 750, Weight 0.630 lbs.
- VW-4XL: Load capacity LR 1710 lbs, LA 500 lbs, Max RPM not specified, Weight 1.20 lbs.