Key Features

• Wide Compatibility: 90398 shop vac replacement filter part numbers: 90398, 9039800, 903-98-00, 118692, 9039833. Designed as 90398 Type AA filter for 1‑4 Gallon Shop Vac wet/dry vacuums, including HangUp Wall‑Mount & portable series. Cross‑reference: Lowes 857647, Ace 2800233. 3.5 Gallon vac models: 3940100 (3HM300A), 9520111 (QPSH400), 9520100 (QPSH300) 4 Gallon vac models: All Around Plus Vac 5870400 (E87S450), ESLSQ550 (5910411) 5 Gallon vac models: ONLY SELECTED Hang‑Up / Wall‑Mount portable 5872462, 5870210, H87S550A, 3942000, 3942010, 5HM500, 9520262 (QPMH450). Fits Shop Vac vacuum models: BLB450, SSP16‑500A, SSP16‑600C, SS12‑350A, SS14‑450, SS16‑SQ550, QPS‑20, QPL‑20.
• Not Compatible: NOT fit 90304, 90333, 90350, 90585. NOT fit standard 5‑gallon & larger vacuums (only select Hang‑Up/Wall‑Mount 5‑gal models are supported). Also NOT fit: L‑C100, AL5E30RH, J200A, K250, KA450, L250, MACM‑250, MACS‑200D, MC150A, MC12V1800, 1x1, Micro, HangOn, HangUp Mini, All Around, All Around Ez. Please verify your vacuum model & part number before purchase.
• Efficient Filtration: High‑efficiency filter media traps fine dust, wood shavings, dirt and debris. Outer foam sleeve adds extra pre‑filtration to extend cartridge service life, reducing frequent replacements.
• Precise Fit & Easy Installation: Precise dimension matches Type AA filter, easy to install and remove, no extra modification required. Perfect fit for compatible 1‑4‑gallon and selected special 5‑gallon Hang‑Up / Wall‑Mount wet dry vacuum cleaners.
• Sturdy Long‑Lasting Construction: Durable construction for regular home, garage and workshop use. The filter is washable and reusable. For best performance, clean or replace filter regularly according to your vacuum usage frequency.
• What You Will Get: Package includes: 2 × 90398 filters + 4 × foam sleeves. Double‑check your vacuum model & part number before purchase.This set fits compatible 1‑4 gallon and selected special 5‑gallon Hang‑Up / Wall‑Mount Shop Vac wet/dry vacuums.Will NOT fit vacuums using 90304 or other non‑Type‑AA filter types.

Specifications