NSN 6685-01-368-6677

Part Details | DIAL INDICATING PRESSURE GAGE

6685-01-368-6677 An instrument designed to measure air, gas, fluid, and vapor pressure by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) which transmits energy, by direct linkage, to the indicating pointer of a scale or a digital display, calibrated in units of pressure. It may include a temperature equivalent scale. For items that do not have an internal pressure sensitive element see INDICATOR, PRESSURE.

Alternate Parts: 9025000, 6685-01-368-6677, 01-368-6677, 6685013686677, 013686677

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66DEC 05, 199201-368-667707428 ( GAGE, PRESSURE, DIAL INDICATING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-01-368-6677
Part Number Cage Code Manufacturer
902500031441AMERICAN SAFETY FLIGHT SYSTEMS INC
Technical Data | NSN 6685-01-368-6677
Characteristic Specifications
ACTUATION TYPE BOURDON TUBE
ACTUATING ELEMENT MATERIAL NICKEL-CHROMIUM-IRON ALLOY, MIL-T-7840
SCALE TYPE DIAL
SCALE NAME POUNDS PRESSURE AND OXYGEN
SCALE RANGE+0.0 TO +200.0 POUNDS PER SQUARE INCH
SCALE ACCURACY2.5 PCT
GRADUATION UNIT100.0 POUNDS PER SQUARE INCH
SCALE SMALLEST INCREMENT10.0 POUNDS PER SQUARE INCH
SCALE INSCRIPTION/BACKGROUND COLORBLACK CHARACTERS ON WHITE BACKGROUND
DIAL SIZE1 5/8 IN DIA
SCALE MARKINGAVIATORS BREATHING OXYGEN ONLY
POINTER TYPE INDICATING
ADJUSTABILITY NONADJUSTABLE
POINTER COLOR BLACK
CASE MATERIAL ALUMINUM ALLOY, QQ-A-225/5
CASE SURFACE TREATMENT BLACK OXIDE COATED
OVERALL DIAMETER1.620 INCHES NOMINAL
OVERALL DEPTH1.130 INCHES NOMINAL
PROTECTIVE CRYSTAL MATERIAL PLASTIC, ACRYLIC
CONNECTION QUANTITY1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION BACK, CENTER
CONNECTION SIZE0.125 IN NPT
MOUNTING METHOD RIGID STEM
MOUNTING CONNECTION LOCATION BACK, CENTER
CONNECTOR TYPE VENT NOT PROVIDED
SPECIAL FEATURESOPERATING TEMPERATURE RANGE -65/160 DEG F.;SHOCK RESISTANT TO 100G;CASE RELIEVES PRESSURE TO ATMOSPHERE IF BOURDON TUBE RUPTURES;ITEM IS OXYGEN CLEANED
CRITICALITY CODE JUSTIFICATIONFEAT
END ITEM IDENTIFICATIONASFSI 2 MAN PORTABLE OXYGEN SYSTEMS AND ASFSI 6 MAN PORTABLE PREBREATHER SYSTEM