Welch · Oil / lubricant
S3056-99
Oil Fill Plug
Where to get it
No supplier lists this number with us yet. Ask for a quote and a specialist finds price and availability for you.
Prices are the supplier’s own, as last checked (date shown); they buy and ship. A price older than 30 days isn’t shown.
As printed in the source
102 | Oil fill plug | 1 | S3056-99
Fits 3 models
As listed by Welch| Model | Source |
|---|---|
| CRVpro 16 | operation manual crv pro 16 24 30, p. 42 |
| CRVpro 4 | operation manual crv pro 4 6 8, p. 44 |
| CRVpro 48 | manual crvpro 48 65 gm 6 16 2020, p. 44 |
When ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the CRVpro 16
11 · Oil
Our drawing of the machine type, with the CRVpro 16's own parts; this part is highlighted. Side view along the shaft. Oil-free (dry) pumps have no exhaust box oil, sight glass or oil filter; their exhaust filter is a dust filter.
In the manufacturer’s drawings
- Position 90 · Exploded viewoperation manual crv pro 4 6 8, p. 16
- Position 102 · Exploded viewmanual crvpro 48 65 gm 6 16 2020, p. 40
- Position 92 · Exploded viewoperation manual crv pro 16 24 30, p. 16
Part number, name and fitment as published by Welch (source), retrieved 2026-10-19. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.