NSN 4240-01-359-4931

Part Details | WELDER'S HELMET

4240-01-359-4931 A loose-fitting, single-aperture mask supported on the head by a headgear or headband. It is designed to protect the wearer's eyes, ears, neck, and head during welding operations. It may be furnished without filter glass and cover glass. Excludes FACESHIELD, INDUSTRIAL.

Alternate Parts: 990SG NO. 11, 990-SG NO. 11, 990HP F NO 11, 990-HP F NO 11, K533, 02001111, 02-0011-11, 202111, 201111, 2-011-11, 492ADF 11, 492-ADF 11, 4240-01-359-4931, 01-359-4931, 4240013594931, 013594931

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
42JUN 06, 199201-359-493111102 ( HELMET, WELDER'S )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4240-01-359-4931
Part Number Cage Code Manufacturer
990-SG NO. 1122166FIBRE METAL PRODUCTS CO THE
990-HP F NO 1122166FIBRE METAL PRODUCTS CO THE
K53339SU9HONEYWELL SAFETY PRODUCTS USA, INC.DBA HONEYWELL SAFETY PRODUCTS
02-0011-110F8S1HORNELL SPEEDGLAS INC
2021110F8S1HORNELL SPEEDGLAS INC
2-011-110F8S1HORNELL SPEEDGLAS INC
492-ADF 1174936JACKSON PRODUCTS INC
Technical Data | NSN 4240-01-359-4931
Characteristic Specifications
FACEPIECE TYPE SAFETY GLASS
FEATURES PROVIDED ADJUSTABLE AND CHIN STRAP AND FLUORESCENT FEATURE
SPECIAL FEATURESWITH THE FILTER TURNED OFF,THE AUTOMATIC FILTER PROVIDES FILTRATION EQUIVALENT TO A SHADE OF NOT MORE THAN FOUR SHADES LIGHTER THAN THE FIXED FILTER SHADE. IN THE EVENT OF ELECTRONIC FAILURE,THE FILTER WILL STILL PROVIDE THIS DEGREE OF PROTECTION. WHEN THE ARC IS STRUCK,THE FILTER AUTOMATICALLY DARKENS,IN 1/500 OF A SECOND,AS LONG AS THE ARC IS LIT. WHEN THE ARC IS EXTINGUISHED,THE FILTER REVERTS TO THE LIGHT PHASE TO FACILITATE WELD CLEANING.
PART NAME ASSIGNED BY CONTROLLING AGENCYEXTRA LONG REFERENCE NUMBER IS AS FOLLOWS: CAGE: 0F8S1: 04-0012-20;04-0012-11X;04-0000-30;04-0000-11