The Voltmeter, cataloged under National Stock Number 6625-01-159-9960, 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 Stewart-Warner Corporation. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-159-9960 |
| Primary Part Number | 475-H |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Stewart-Warner Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 BRACKET(S) |
| Meter Body Diameter Behind Mounting Flange | 2.060 INCHES NOMINAL IN |
| Indicator Type | DIAL W/POINTER |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 1.380 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Scale Selection Method | TERMINAL |
| Movement Type | MOVING MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Overall Diameter | 2.280 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| Scale Division Quantity | 32 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | METAL PIVOT BASE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Special Markings | GREEN ZONE FROM 26 V TO 30 V,RED ZONE FROM 30 V TO 32 V V |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 32.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Furnished Items and Quantity | MTG HARDWARE 2; TERM. HARDWARE 2 |
| 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 | J |
| Part Number | Manufacturer |
|---|---|
| 475-H PRIMARY | Stewart-Warner Corporation (USA) |
| Reference | Meaning |
|---|---|
| Q2063216 | C/1 Advisory reference — outside the item-of-supply concept Stewart-Warner Corporation |
| 737209C1 | 5/2 Secondary reference U.S. Government activity |
NSN 6625-01-159-9960 is a Voltmeter, manufactured by Stewart-Warner Corporation, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-159-9960 has 1 manufacturer part number on file: 475-H (Stewart-Warner Corporation).
Key specifications for 475-H: Mounting Facility Type and Quantity: 2 BRACKET(S); Meter Body Diameter Behind Mounting Flange: 2.060 INCHES NOMINAL IN; Indicator Type: DIAL W/POINTER; Circuit Attachment Method and Quantity: 2 THREADED STUD. 21 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.