Welch · Screw / bolt / nut
S3086-99
Screw
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
10 | Screw | 4 | S3086-99
Fits 1 model
As listed by WelchWhen ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the CRVpro 4
14 · Screws, washers, pins
- Bottom flange705550
- Screw A2, M6x14822419-1
- Screw A2, M4x14822476
- U-Washer A2, 6.4x12.5x1.6824636
- WasherS3029-99
- PinS3051-99
- ScrewS3052-99
- WasherS3055-99
- ScrewS3081-99
- ScrewS3083-99
- ScrewS3085-99
- ScrewS3086-99
- Elastic WasherS3087-99
- ScrewS3088-99
- ScrewS3089-99
- Elastic WasherS3092-99
- ScrewS3093-99
- ScrewS3094-99
- Blank FlangeS3098-99
- ScrewS3100-99
- Elastic WasherS3101-99
- WasherS3102-99
- Flat KeyS3106-99
- ScrewS3107-99
- Elastic WasherS3114-99
- Flat WasherS3115-99
- ScrewS3117-99
- ScrewS3118-99
- Flat WasherS3120-99
Our drawing of the machine type, with the CRVpro 4'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 10 · Exploded viewoperation manual crv pro 4 6 8, 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.