Part Details | INDICATING PYROMETER
6685-00-557-5674 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: 124B34EM, 124B34E, 649060236101, 6490-60236-101, 152391, 15239-1, 6685-00-557-5674, 00-557-5674, 6685005575674, 005575674
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-557-5674 | 07343 ( PYROMETER, INDICATING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-557-5674
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 124B34EM | 35918 | HORIZON AEROSPACE LLC DBA MAGNETICSDIVISION |
| 124B34E | 35918 | HORIZON AEROSPACE LLC DBA MAGNETICSDIVISION |
| 6490-60236-101 | 78286 | SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY |
| 15239-1 | 55820 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT & WHITNEY |
Technical Data | NSN 6685-00-557-5674
| Characteristic | Specifications |
|---|---|
| MEASUREMENT TYPE | POTENTIOMETER CIRCUIT |
| SCALE TYPE | ECCENTRIC |
| SCALE MEASUREMENT RANGE | +0.000 TO +1800.000 DEG FAHRENHEIT |
| OVERALL HEIGHT | 3.250 INCHES NOMINAL |
| OVERALL LENGTH | 4.875 INCHES MINIMUM AND 5.061 INCHES MAXIMUM |
| OVERALL WIDTH | 3.250 INCHES NOMINAL |
| SCALE LENGTH | 2.188 INCHES NOMINAL |
| POINTER/PEN TYPE AND QUANTITY | 1 INDICATING SINGLE |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 FLUSH |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.170 INCHES NOMINAL |
| MOUNTING BOLT CIRCLE DIAMETER | 3.500 INCHES NOMINAL |
| CASE TYPE | DUSTPROOF AND MOISTURE PROOF |
| SCALE ACCURACY RATING | 1/2 DEG F RATING |
| SCALE CALIBRATION | IRON CONSTANTAN OR CHROMEL AND ALUMEL THERMOCOUPLES |
| SCALE SMALLEST INCREMENT | 15.0 DEG FAHRENHEIT |