NSN 6685-00-490-2494
Part Details | INDICATING PYROMETER
6685-00-490-2494 A pyrometer which utilizes the effect of temperature variation to change the characteristics of an electrical constant and this difference of electrical potential is shown by the position of a pointer relative to a graduated scale.
Alternate Parts: 8658N, 6685-00-490-2494, 00-490-2494, 6685004902494, 004902494
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-490-2494 | 07343 ( PYROMETER, INDICATING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-490-2494
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8658N | 31922 | LEEDS AND NORTHRUP COA UNIT OF GENERAL SIGNAL CORP |
Technical Data | NSN 6685-00-490-2494
| Characteristic | Specifications |
|---|---|
| MEASUREMENT TYPE | POTENTIOMETER CIRCUIT |
| SCALE TYPE | HORIZONTAL |
| OVERALL HEIGHT | 7.250 INCHES NOMINAL |
| OVERALL LENGTH | 9.500 INCHES NOMINAL |
| OVERALL WIDTH | 6.250 INCHES NOMINAL |
| SCALE LENGTH | 12.000 INCHES NOMINAL |
| POINTER/PEN TYPE AND QUANTITY | 1 INDICATING SINGLE |
| CASE TYPE | HINGED LID CARRYING CASE W/HANDLE |
| FEATURES PROVIDED | DRY CELL BATTERY |
| SCALE ACCURACY RATING | 0.30 PERCENT ACCURACY RATING |
| SCALE CALIBRATION | CALIBRATED TO CHROMEL AND ALUMEL THERMOCOUPLE |
| SCALE SMALLEST INCREMENT | 20.0 DEG FAHRENHEIT |