The Wattmeter, cataloged under National Stock Number 6625-00-005-1638, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simpson Electric Company, Inc.. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-005-1638 |
| Primary Part Number | 6849 |
| Item Name | Wattmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Simpson Electric Company, Inc. |
| Status | ACTIVE |
| Scale Graduation Type | LINEAR SINGLE INDICATOR ALL RANGES |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Circuit Attachment Method and Quantity | 2 SOLDER LUG AND 2 THREADED STUD |
| Scale Selection Method | TERMINAL |
| Scale Division Quantity | 100 SINGLE INDICATOR ALL RANGES |
| Circuit Current for Which Designed | DC |
| Mounting Stud Length | 0.464 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 2000.0 WATTS SINGLE INDICATOR SIXTH RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR ALL RANGES |
| Installation Design | PANEL |
| Measurement Range | +0.0 TO 100.0 WATTS SINGLE INDICATOR SECOND RANGE |
| Measurement Range | +0.0 TO 500.0 WATTS SINGLE INDICATOR FOURTH RANGE |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Measurement Range | +0.0 TO 50.0 WATTS SINGLE INDICATOR FIRST RANGE |
| Mounting Stud Diameter | 0.138 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 FLANGE AND 3 THREADED STUD(S) |
| Pointer Color | BLACK SINGLE INDICATOR ALL RANGES |
| Features Provided | RECTIFIER CIRCUIT |
| Measurement Range | +0.0 TO 200.0 WATTS SINGLE INDICATOR THIRD RANGE |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Meter Depth Behind Mounting Flange | 1.380 INCHES NOMINAL IN |
| Furnished Items and Quantity | TRANSDUCER 1 AND TRANSFORMER 1 |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Power Source | EXTERNAL |
| Color | UNABLE TO DECODE |
| Measurement Range | +0.0 TO 1000.0 WATTS SINGLE INDICATOR FIFTH RANGE |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-103-0327 (10279474) |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JF |
NSN 6625-00-005-1638 is a Wattmeter, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-005-1638 has 3 cross-referenced part numbers: 6849 (Simpson Electric Company, Inc.), 2531 (Solartron Electronics Inc Weston Instruments Div), 992373-02 (Ge Aviation Systems Llc).
There are 10 known substitutes for 6625-00-005-1638: 6625-00-103-0327, 6625-00-357-1802, 6625-00-649-3838 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6849: Scale Graduation Type: LINEAR SINGLE INDICATOR ALL RANGES; Overall Diameter: 3.500 INCHES NOMINAL IN; Circuit Attachment Method and Quantity: 2 SOLDER LUG AND 2 THREADED STUD; Scale Selection Method: TERMINAL. 30 total characteristics are documented in the Federal Logistics Information System.