The Wattmeter, cataloged under National Stock Number 6625-00-751-9150, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Telephonics Corp/prd Instruments. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-751-9150 |
| Primary Part Number | 671S1-0T0175WDC |
| Item Name | Wattmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Telephonics Corp/prd Instruments |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 SCREW AND 3 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES MAXIMUM IN |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Attachment Method and Quantity | 2 SOLDER LUG AND 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 1.600 INCHES MAXIMUM IN |
| Circuit Current for Which Designed | AC |
| Movement Type | MOVING IRON VANE |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Overall Diameter | 2.695 INCHES MAXIMUM IN |
| Dielectric Withstanding Voltage in Volts | 3000.0 |
| Style Designator | ROUND FLUSH MTG |
| Mounting Hole Diameter | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Features Provided | ZERO ADJUSTER |
| Scale Division Quantity | 35 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | TAUT BAND |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Material | STEEL |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 175.0 WATTS SINGLE INDICATOR SINGLE RANGE |
| Furnished Items and Quantity | NUT 5; WASHER 7 |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | PANEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.9350 lbs |
| Cube | 0.0586 cu ft |
| Part Number | Manufacturer |
|---|---|
| 671S1-0T0175WDC PRIMARY | Telephonics Corp/prd Instruments (USA) |
| MMI-7233 | Custom Metering Company Inc (USA) |
| 9192068 | Us Army Aviation and Missile Command (USA) |
| 267-023 | Jewell Instruments Llc (USA) |
| Reference | Meaning |
|---|---|
| MMI-7233 | 5/9 Secondary reference Metermaster Inc Metermod Div |
| 671S1-0T0175WDC | 5/9 Secondary reference Peraton Inc |
| 9192068 | 5/9 Secondary reference Valcore Manufacturing Llc |
| 2521 | 5/9 Secondary reference Solartron Electronics Inc Weston Instruments Div |
NSN 6625-00-751-9150 is a Wattmeter, manufactured by Telephonics Corp/prd Instruments, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-00-751-9150 has 4 manufacturer part numbers on file: 671S1-0T0175WDC (Telephonics Corp/prd Instruments), MMI-7233 (Custom Metering Company Inc), 9192068 (Us Army Aviation and Missile Command), 267-023 (Jewell Instruments Llc).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-2707. Verify interchangeability with system specifications before substitution.
Key specifications for 671S1-0T0175WDC: Mounting Facility Type and Quantity: 3 SCREW AND 3 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 2.210 INCHES MAXIMUM IN; FSC Application Data: TEST SET,ELECT. EQUIP.; Indicator Type: DIAL W/POINTER. 28 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.