

DUAL PROTECTION from NASCO
Sentinel™ keeps workers safe from electric arcs and flash fires.
NASCO Sentinel™
Sentinel™ excels in popularity by joining comfort with durability and protection. While keeping workers safe from an electric arc or flash fire, the durability of the Sentinel extends the usable life and level of comfort well beyond other raingear.
Multi-Hazard Protection:
- Arc Rated – ASTM F1891
- Flash Fire Rated – ASTM F2733
- High Visibility Rated – ANSI 107
- Waterproof

Sentinel™ Resources & Associated Standards
Electric Arc
ASTM F1891 & NFPA 70E
Flash Fire
ASTM F2733
High Visibility
ANSI 107
Sentinel™ will be YOUR choice for FR rainwear.
Features & Benefits
- Arc and Flame Resistance – Minimizes burn injury from an electric arc flash
- Flash Fire Resistance – Minimizes burn injury from a hydrocarbon flash fire
- Hot Liquid Protection – Reduces risk of burn injury from steam and hot water
- Chemical Splash Resistance – Minimizes burn injury from splash exposure of certain chemicals
- High Visibility – Increases worker conspicuity
- Waterproof – Protects workers from the elements
- Soft, Flexible – Maximizes worker movement and comfort
- Download our Sentinel Feature Benefit Advantages
Recommended Applications
- Well Servicing
- Drilling Rig Operations
- SAGD
- Heavy Oil
- Pipeline Construction and Maintenance
- Gas & Oil Extraction
- Oil Refining and Processing
- Electrical Maintenance
- Tank Cleaning
Available Color(s):
Fluorescent Orange
Fluorescent Lime Yellow
Sentinel™ 4000 Series Specific Material Data
Fabric
|
100% FR Cotton knit
|
Moisture Barrier
|
FR Polyurethane
|
Finished Weight
|
10 oz/yd²
|
Seam Construction
|
Dielectrically Welded with Safety Stitch
|
Color(s)
|
Fluorescent Lime Yellow (FY), Fluorescent Orange (FO)
|
Electric Arc Data
ASTM F1891 |
FY: Arc Rating (ATPV) 14 cal/cm2; HAF 87%; Breakopen 28 cal/cm²
FO: Arc Rating (ATPV) 16 cal/cm2; HAF 88%; Breakopen 32 cal/cm² |
NFPA 70E
|
HRC 2
|
Flash Fire Data
ASTM F2733 |
15.3% 2nd degree; 7.10% 3rd degree
|
Chemical Resistance
ASTM F903 |
Resistant to oils, hydrocarbons, salts, alkalies and most alcohols; Click here for a list of chemicals tested
|
Sentinel™ 4000 Series Stock Items
10 oz/yd² FR cotton knit, FR polyurethane moisture/chemical barrier, Arc Resistant (ASTM F1891, NFPA 70E) Flash Fire Resistant (ASTM F2733), Chemical Penetration (ASTM F903), ANSI 107-2010 Compliant Dielectrically Welded Seams with Safety Stitch.




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