The Ammeter, cataloged under National Stock Number 6625-00-538-9762, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-538-9762 |
| Primary Part Number | 4951-474 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Jewell Instruments Llc |
| Status | CANCELLED |
| Accuracy in Percent | -1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Scale Division Quantity | 20 SINGLE INDICATOR SINGLE RANGE |
| Installation Design | PANEL |
| Test Data Document | 81349-MIL-M-16034 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Indicator Type | DIAL W/POINTER |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Material | PLASTIC |
| Features Provided | MAGNETIC SHIELD AND NONGLARE GLASS AND ZERO ADJUSTER |
| Furnished Items and Quantity | MTG HDW 4; TERMINAL HDW 2 |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Style Designator | RECTANGULAR FLUSH MTG |
| Environmental Protection | COLD RESISTANT AND HEAT RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT |
| Meter Depth Behind Mounting Flange | 10.000 INCHES MAXIMUM IN |
| Panel for Which Designed | MAGNETIC |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Mounting Stud Length | 0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Sensitivity Rating | 50.0 MILLIVOLTS |
| Mounting Stud Diameter | 0.250 INCHES NOMINAL IN |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | -50.0 TO 50.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| Circuit Construction Type | NONELECTRONIC |
| Power Source | EXTERNAL |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.376 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| Successor | 6625-00-553-7461 (3244767 PC 34) |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | Z |
| Weight | 2.1800 lbs |
| Cube | 0.1712 cu ft |
| Part Number | Manufacturer |
|---|---|
| 38J835PC122 | Westinghouse Electric Corp (USA) |
| 93123-6201-521176PC122 | Naval Ship Systems Command (USA) |
| 1JC86SUB3ITEM5 | Westinghouse Electric Corp (USA) |
| MR49W5T5DCAAH | General Electric Co Instrument Products Section (USA) |
| 93123-6201-521178PC122 | Naval Ship Systems Command (USA) |
| 1542179 | Westinghouse Electric Corp (USA) |
| MILM16034-2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 7B9090PC41 | Westinghouse Electric Corp (USA) |
| 38J833PC122 | Westinghouse Electric Corp (USA) |
| 3107450ITEM5 | Naval Ship Systems Command (USA) |
| 2298PC21 | Ward Leonard Ct Llc (USA) |
| MR49WST5DCAAH | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| S1964615 | Westinghouse Electric Corp Control Business Unit |
| MR49W5T5DCAAH | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 4951-474 PRIMARY | Jewell Instruments Llc (USA) |
NSN 6625-00-538-9762 is a Ammeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: cancelled.
NSN 6625-00-538-9762 has 15 cross-referenced part numbers: 38J835PC122 (Westinghouse Electric Corp), 93123-6201-521176PC122 (Naval Ship Systems Command), 1JC86SUB3ITEM5 (Westinghouse Electric Corp), MR49W5T5DCAAH (General Electric Co Instrument Products Section), 93123-6201-521178PC122 (Naval Ship Systems Command) and 10 more.
There are 3 known substitutes for 6625-00-538-9762: 6625-01-245-9765, 6625-00-553-7461, 6625-01-205-3107. Verify interchangeability with system specifications before substitution.
Key specifications for 4951-474: Accuracy in Percent: -1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE; Mounting Arrangement Style: FOUR HOLE/STUD RECTANGULAR/SQUARE; FSC Application Data: TEST SET,ELECT. EQUIP.; Scale Division Quantity: 20 SINGLE INDICATOR SINGLE RANGE. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 6625-00-538-9762 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.