The Voltage Standard, cataloged under National Stock Number 6625-01-003-3004, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Holt Instrument Laboratories, Llc Dba Holt Instrument Division Div Holt Instrument Laboratories. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-003-3004 |
| Primary Part Number | 630A |
| Item Name | Voltage Standard |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Holt Instrument Laboratories, Llc Dba Holt Instrument Division Div Holt Instrument Laboratories |
| Status | ACTIVE |
| Portability | PORTABLE |
| Unpackaged Unit Weight | 120.000 POUNDS LBS |
| Output Accuracy Rating in Percent | -0.035 TO 0.035 |
| Electromotive Force Production Method | ELECTRONIC |
| Output Voltage Rating | 1.0 MILLIVOLTS MINIMUM AND 1011.0 VOLTS MAXIMUM |
| Unit Type | ENCASED |
| Phase | THREE |
| Cubic Measure | 4581.5 CUBIC INCHES |
| Supplementary Features | 50 TO 10000 HZ FREQ RANGE |
| Terminal Type | BANANA JACK |
| AC Voltage Rating | 110.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL |
| Terminal Quantity | 7 |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM |
| Portability | PORTABLE |
| Unpackaged Unit Weight | 120.000 POUNDS LBS |
| Output Accuracy Rating in Percent | -0.035 TO 0.035 |
| Electromotive Force Production Method | ELECTRONIC |
| Output Voltage Rating | 1.0 MILLIVOLTS MINIMUM AND 1011.0 VOLTS MAXIMUM |
| Unit Type | ENCASED |
| Phase | THREE |
| Cubic Measure | 4581.5 CUBIC INCHES |
| Supplementary Features | 50 TO 10000 HZ FREQ RANGE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | G |
| Unit of Issue | EA |
| SMR Code | L |
| Part Number | Manufacturer |
|---|---|
| 630A PRIMARY | Holt Instrument Laboratories, Llc Dba Holt Instrument Division Div Holt Instrument Laboratories (USA) |
NSN 6625-01-003-3004 is a Voltage Standard, manufactured by Holt Instrument Laboratories, Llc Dba Holt Instrument Division Div Holt Instrument Laboratories, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-01-003-3004 has 1 cross-referenced part number: 630A (Holt Instrument Laboratories, Llc Dba Holt Instrument Division Div Holt Instrument Laboratories).
There are 7 known substitutes for 6625-01-003-3004: 5805-00-030-4240, 2530-00-426-9497, 6625-00-553-0251 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 630A: Overall Width: 17.000 INCHES NOMINAL IN; Overall Height: 12.250 INCHES NOMINAL IN; Portability: PORTABLE; Unpackaged Unit Weight: 120.000 POUNDS LBS. 30 total characteristics are documented in the Federal Logistics Information System.