Plastic Filter Kit GRM40 Series Fits 40mm Fans 1.57 in 40 +/-0.2mm 1.46 in 1.45 in 37.08mm 36.9+/-0.1mm 1.26in 32 +/-0.2mm 3.6 6 0.126 in - 3.2mm 0.12 in - 3.3mm 0.24 in - 6+0.1mm Snap-in Retainer makes cleaning or replacing media simple. Guard & Snap-in Retainer Plastic - Reinforced ABS, UL Approved Materials, Rating UL94V-O Polyurethane foam material meets UL94 HF-1 or higher. Porous mesh 30PPI, 45PPI, or 60PPI available. PPI = Pores Per Inch. Media 30 or 45 PPI recommended for most fan applications. Low air resistance, filtration of particulate matter, noise abatement. Part Number Description GRM40-30 40mm Fan filter kit, includes G40P guard, R40P retainer, and M40-30 media GRM40-45 40mm Fan filter kit, includes G40P guard, R40P retainer, and M40-45 media GRM40-30/PK 10-Pack GRM40-30 filter kits, Boxed GRM40-45/PK 10-Pack GRM40-45 filter kits, Boxed Knight Electronics, Inc. Orion Fans 10557 Metric Drive Information and data is subject to Dallas, TX 75243 change without prior notification 214-340-0265X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Fan Accessories category: Click to view products by Orion manufacturer: Other Similar products are found below : LZ31 LZ32P-1 63070-2-4013 64442-1-7612 71882-2-4053 73816-2-3634 854589-1 95778-1-5171 99485901 1247-4-6254 RF119 2151-4- 7320 27453.32262 95779-1-5171 9614-2-4013 99485906 F92-B FG92-W2 2170-4-7320 27453.32241 R88ACPU001M1 R88ACPU001M2 31570-2-4013 LZ215 LZ22-2 LZ24-1 LZ24B LZ30-9 LZ37-2 450-20-0021 450-20-0025 525-00-0009 450-20-0017 450-20-0020 04.846.1353.0 04.846.1453.0 055032 08121 08188 08195 08196 09576-2-4013 54476-2-4013 71883-2-4053 52545-2-4037 63071-2-4013 52544-2-4037 64445-1-7612 66786-4-7320 88601-2-2929