- 3/8 inch inner diameter
- MPT fittings at both ends and accepts 1/4 inch FPT fittings
This hose is 50 feet long and has a 3/8 inch inner diameter. It’s equipped with MPT fittings at both ends and accepts 1/4 inch FPT fittings. You may not combine 25 or 50 foot lengths of the 3M™ Supplied Air Hose W-9435.
Supplied air respirators require a source of clean breathing air such as plant air systems, low pressure pumps, or bottled air. Complete systems include a supplied air hose, an air regulating valve, a breathing tube, and a helmet, hood, or other facepiece.
Potential benefits include:
– A cost-effective way to provide a high level of respiratory protection
– 3M’s range of supplied air valves can cool or heat air by up to 50°F (28°C)
– No filters, cartridges, or batteries to maintain
– Supplied air provides no additional breathing resistance to the wearer

3M 19706, Scotch-Brite EXL Unitized Wheel, XL-UW, 2S Fine, 6 in x 1/4 in x 1 in, SPR 17773A, 7010366223
Standard Abrasives 850034, Unitized Wheel Steel Screw Mandrel, 7/8 in x 1/4 in Shank, 7000121879
3M 71358, 641WY 1/4" X 24", 600 Mesh Diamond Cloth Belt, 7010534894
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
Standard Abrasives 873273, S/C Unitized Wheel, 732, 6 in x 1/4 in x 1/2 in, 7010301203
3M 13767, Scotch-Brite EXL Unitized Wheel, XL-UW, 8A Coarse, 3 in x 1/2 in x 1/4 in, 7010365791
3M 10118, Synthetic Steel Wool Pads, 10118NA, #0 Fine, 7000126148
3M 10116, Synthetic Steel Wool Pads, 10116NA, #2 Medium, 2 in x 4 in, 7000047708
3M™ 72010, Replacement Filter Kit 523-01-29, 7000056891, 1 EA/Case 
