Description
The 3M V-350SR is the Versaflo supplied air regulating valve for the 3M 3M supplied-air valves, hoses and panels. Ships in 1–2 business days; most orders arrive in 3–7 business days. 3M supplied-air valves, hoses and panels: every filter, headtop, part and NIOSH approval on one page.
3M V-350SR specifications
| Item | Manufacturer data |
|---|---|
| 3M part number | V-350SR |
| System | 3M supplied-air valves, hoses and panels |
| V-350sr | 7100066239 Versaflo Air Regulating Valve V-350SR, Schrader fitting, no belt (distributor product pages (where 3M.com returned no card)) |
Source: 3M.com product listings (November 2026); distributor product pages (where 3M.com returned no card); NIOSH Certified Equipment List (November 2026).
3M stock numbers on this page
| 3M stock number | 3M part number | 3M.com listing name | UPC | Previous stock number |
|---|---|---|---|---|
| 7100066239 | V-350SR | 3M Versaflo Air Regulating Valve V-350SR, Schrader Fitting, No Belt | — | — |
Source: 3M.com product listings (November 2026); distributor product pages where 3M.com returned no card.
3M supplied-air valves, hoses and panels system data
| Item | Manufacturer data |
|---|---|
| V-100 | 7100331585 Versaflo Supplied Air Cooling Valve Assembly V-100 (3M.com product listings (November 2026)) |
| V-112 | 7100348938 Premium Holder V-112, for V-100 and V-200 Series valves (3M.com product listings (November 2026)) |
| V-300 | 7100331615 Versaflo Supplied Air Valve Assembly V-300 (3M.com product listings (November 2026)) |
| V-350sr | 7100066239 Versaflo Air Regulating Valve V-350SR, Schrader fitting, no belt (distributor product pages (where 3M.com returned no card)) |
| W-9435-25 | 7000005374 Supplied Air Respirator Hose W-9435-25/07010(AAD), 25 ft, 3/8 in ID, Industrial Interchange (3M.com product listings (November 2026)) |
| W-9435-50 | 7000005373 W-9435-50/07011(AAD) (3M.com product listings (November 2026)) |
| W-2811-10 | 7000005377 Filter Cartridge W-2811-10/07007(AAD), 10 ea/Case (3M.com product listings (November 2026)) |
| 256-02-00 | 7100009683 Portable Compressed Air Filter and Reg Panel 256-02-00, 50 cfm, 4 outlets, with Carbon Monoxide monitor (3M.com product listings (November 2026)) |
| 256-02-01 | 7000052147 Portable Compressed Air Filter and Regulator Panel 256-02-01, 100 cfm, 8 outlets (3M.com product listings (November 2026)) |
| 523-01-29 | 7000056891 Replacement Filter Kit 523-01-29 (3M.com product listings (November 2026)) |
| Sa-2600 | 7000002044 Combination Dual Airline Back-Mounted Breathing Tube SA-2600/37001(AAD) (3M.com product listings (November 2026)) |
Source: 3M.com product listings (November 2026); distributor product pages (where 3M.com returned no card); NIOSH Certified Equipment List (November 2026).
NIOSH approval lines recorded for the 3M supplied-air valves, hoses and panels
- SAR approvals are on the headgear/facepiece lines (19C) above: V-Series valves are named in those product lines ("with V-Series Valves"). TC-19C-0597 names V-100, V-200, V-300 with S-Series hood and hardhat.
Source: NIOSH Certified Equipment List (November 2026), manufacturer 3M Company.
Assigned protection factor
| Respirator type (OSHA Table 1) | APF |
|---|---|
| Supplied-air respirator, continuous flow, half mask | 50 |
| Supplied-air respirator, continuous flow, full facepiece | 1000 |
| Supplied-air respirator, continuous flow, helmet/hood (manufacturer-tested to APF 1,000) | 1000 |
Source: OSHA 29 CFR 1910.134 Table 1 (Assigned Protection Factors). The APF applies only when the respirator is used in a program that meets the standard, including fit testing of tight-fitting facepieces (29 CFR 1910.134(f)) and a cartridge change schedule (29 CFR 1910.134(d)(3)(iii)).
Catalog data
| Item | Manufacturer data |
|---|---|
| Style | Supplied Air Valve |
Source: Manufacturer published product data as carried in our catalog.
A supplied air regulating valve with Schrader fitting for 3M W-9445 and W-2929SR airline hose. It completes a 3M supplied air system with an approved hose, breathing tube and headgear.
- Schrader fitting for W-9445 or W-2929SR airline hose
- Connects to BT-series breathing tubes with V-199 adapter
- Works with TR-325, TR-326 or TR-327 belts (sold separately)
- Operates from 6 to 91 psig depending on valve and hose length
3M V-350SR questions
What system does the V-350SR belong to? The 3M 3M supplied-air valves, hoses and panels.
Guides: supplied-air respirators and Grade D air · assigned protection factors · all respirators by model and hazard.
