NSN 6685-00-557-0644 4788, 9DFFM, 00-557-0644
Product Details | DIAL INDICATING PRESSURE GAGE
6685-00-557-0644 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.205138600004220000042400027Safety and Rescue Equipment66200018Engine Instruments66850073Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Part Alternates: 4788, 9DFFM, 6685-00-557-0644, 00-557-0644, 6685005570644, 005570644
Instruments and Laboratory Equipment | Pressure, Temperature, and Humidity Measuring and Controlling Instruments
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | 01 JAN 1963 | 00-557-0644 | 07428 ( GAGE, PRESSURE, DIAL INDICATING ) |
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Technical Data | NSN 6685-00-557-0644
| Characteristic | Specifications |
|---|---|
| ACTUATION TYPE | SINGLE BOURDON TUBE |
| ACTUATING ELEMENT MATERIAL | STEEL |
| SCALE TYPE | SINGLE |
| SCALE NAME | PRESSURE |
| SCALE RANGE | 0.000 TO 4000.000 POUNDS PRESSURE PER SQUARE INCH |
| SCALE ACCURACY | PORM 1 PCT ENTIRE RANGE |
| GRADUATION UNIT | 500.000 POUNDS |
| SCALE SMALLEST INCREMENT | 100.000 POUNDS |
| SCALE INSCRIPTION/BACKGROUND COLOR | BLACK FIGURES ON WHITE BACKGROUND |
| DIAL SIZE | 3-1/2 IN. DIA |
| SCALE MARKING | /HYDRAULIC/ |
| POINTER TYPE | INDICATING |
| ADJUSTABILITY | ADJUSTABLE |
| POINTER COLOR | BLACK |
| CASE MATERIAL | STEEL |
| OVERALL DIAMETER | 4.750 INCHES NOMINAL |
| OVERALL DEPTH | 1.406 INCHES NOMINAL |
| BEZEL TYPE | SLIPS-ON |
| MATERIAL | STEEL |
| PROTECTIVE CRYSTAL MATERIAL | GLASS |
| CONNECTION QUANTITY | 1 |
| CONNECTION TYPE | INTERNAL |
| CONNECTION LOCATION | LOWER BACK |
| CONNECTION SIZE | PER AND10050-4 |
| MOUNTING METHOD | FLUSH PANEL |
| BOLT CIRCLE DIAMETER | 4.312 INCHES NOMINAL |
| MOUNTING HOLE QUANTITY | 3 |
| MOUNTING HOLE DIAMETER | 0.218 INCHES NOMINAL |
| CONNECTOR TYPE VENT | NOT PROVIDED |
| SPECIAL FEATURES | RESTRICTION SCREW,RS60; WEEP HOLE,0.125 IN. DIA |
Restrictions/Controls & Freight Information | NSN 6685-00-557-0644
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | P | There is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 121570 | GAGES AIR LIQUID LEVEL PRESSURE |
| Less than car load rating | J | 100.2 |
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 651 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |