The X-Series earmuffs are 3M?s latest advancement in hearing conservation. New technologies in comfort, design and protection all come together in this groundbreaking earmuff line. The X3B features a newly designed spacer to help improve attenuation without the need for a much larger cup or double cup design. This lightweight earmuff is designed for protection against hig H-level industrial noise and other loud sounds.
– The wire headband offers consistent pressure over prolonged wearing periods?
– Earcup pivot points tilt for optimum comfort and efficiency?
– Replaceable ear cushions and foam liners (hygiene kit HYX3)?
– Noise Reduction Rating (NRR)b 28 dB. CSA Class AL

3M 28217, Cubitron II Roloc Disc 984F, 60+ YF-weight, TR, 3 in, Die R300V, 7010326790
3M 36881, Self-Stick Liquid Protection Fabric, Blue, 48 in x 300 ft, 7100169351
3M 08370, MSP Seam Sealer, Gray, 310 mL Flexpack, 7000119838, 6 per case
3M 39727, Scotch-Mount Clear Double-Sided Mounting Strips 410H-ST, 1 in x 3 in (2.54 cm x 7.62 cm), 8 Strips, 7100235120
3M™ 07011, Supplied Air Respirator Hose W-9435-50/07011(AAD), 7000005373, 1 EA/Case
ACS Diamond Cloth Belt, CX1250 3" X 30" 125U
3M 29902, Sanding Screen, 150 Grit, 12 in x 18 in, 7100160763
Dynabrade 51622 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 35,000 RPM, 3mm Collet
3M 71361, 641WY 1/4" X 24", 1200 Mesh Diamond Cloth Belt, 7010534916
3M 09413, Scotch-Brite Contour Surface Paint and Varnish Remover 9413NA, 7000052005
3M 87449 Silver Depressed Center Grinding Wheel, T27 Quick Change, 9 in x 1/4 in x 5/8-11 Center Hub Thread, 7010409732, 20 per case
Dynabrade 53270 7" (180 mm) Dia. Right-Angle Disc Sander
3M 20942, Scotch-Weld Urethane Adhesive 3549, Brown, Part A, 5 Gallon Drum, (Pail), 7100041738 
