The HELMET,WELDER'S is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4240-01-539-7617, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
H40 11 20
NSN:4240-01-539-7617 FSC:4240 — Safety and Rescue Equipment CAGE:Z0X33 — BOC GASES AUSTRALIA LTD (AUS)
SPECIFICATIONS
Part Number
H40 11 20
NSN
4240-01-539-7617
COMPONENT DIAGRAM
TECHNICAL CHARACTERISTICS
SPECIAL FEATURES
3.570 BY 1.680 INCH VIEWING AREA;TURNS OFF LENS 30 MINUTES AFTER LAST ARC;LIGHT SHADE 3;DARK SHADES USER ADJUSTABLE TO 9, 10, 11,12 AND 13;OFF,FAILSAFE,SHADE NOMINAL 5;WEIGHS 17.39OZ;1500 AVERAGE BATTERY LIFE;MINUS 5 TO PLUS 55 DEGREES CELSISUS OPERATING TEMPERATURE OZ
OTHER ITEMS IN FSC 4240 — Safety and Rescue Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is H40 11 20?
H40 11 20 is a HELMET,WELDER'S.
What parts can replace H40 11 20?
There are 2 known substitutes for H40 11 20: SPEEDGLAS 9002V, SPEEDGLASS 9002V. Substitute compatibility should be verified for your specific system.
What is the NSN for H40 11 20?
H40 11 20 is cataloged in the U.S. Government catalog under NSN 4240-01-539-7617. This indicates validated use in U.S. government and defense supply chains.
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