Optibelt · 4L profile
4L630
Exact manufacturer-published V-belt identity with catalog construction context, length, weight, and source-row evidence.
Published catalog evidence
Exact manufacturer record
- Part number
- 4L630
- Profile
- 4L
- Construction availability
- A61 LD
- Published length
- 63 in
- Estimated weight
- 0.37 lb
- Published row
- 4L630 A61 LD 63 0.37
Verification boundary
What still needs to match
Profile and length conventionConfirm cross-section plus effective, outside, or reference length convention before comparing belts.
Pulley interfaceVerify pulley groove profile, pitch diameter range, belt count, alignment, and center-distance/tensioning range.
ConstructionConfirm standard, Red Power, HVAC, cogged, aramid, or other construction requirements instead of using part length alone.
Duty and environmentCheck transmitted power, speed, starts, temperature, oil/chemical exposure, guarding, and current Optibelt limits.
Related catalog belts