The Plug-in Unit,electrical-Electron, cataloged under National Stock Number 6625-00-445-3330, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6625-00-445-3330 |
| Item Name | Plug-in Unit,electrical-Electron |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Precious Material | GOLD |
| Supplementary Features | 0.1M OHM RESOLUTION OF RESISTANCE COMPENSATION; 4000:1 MAX RATIO BETWEEN DIVIDER RESISTANCE; 150M OHM MAX ALLOWABLE LEAD RESISTANCE; 1500 V DC MAX DIVIDER VOLTAGE; TWO 18 POSITION SWITCH; TWO 2 POSITION SWITCH; 2 DIALS; 3 BINDING POSTS V |
| Unit Type | LEAD COMPENSATOR |
| Precious Material and Location | BINDING POST SURFACE GOLD |
| Functional Description | EQUALIZES VOLTAGE DROP ACROSS TWO RESISTIVE DIVIDERS CONNECTED IN PARALLEL FOR CALIBRATION |
| 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 | VS |
| Weight | 20.0000 lbs |
| Cube | 2.8356 cu ft |
| Reference | Meaning |
|---|---|
| 721A | 3/2 Design control — primary reference U.S. Government activity |
NSN 6625-00-445-3330 is a Plug-in Unit,electrical-Electron, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6130-00-445-6933. Verify interchangeability with system specifications before substitution.
Key specifications for 6625-00-445-3330: Overall Height: 3.500 INCHES NOMINAL IN; Precious Material: GOLD; Supplementary Features: 0.1M OHM RESOLUTION OF RESISTANCE COMPENSATION; 4000:1 MAX RATIO BETWEEN DIVIDER RESISTANCE; 150M OHM MAX ALLOWABLE LEAD RESISTANCE; 1500 V DC MAX DIVIDER VOLTAGE; TWO 18 POSITION SWITCH; TWO 2 POSITION SWITCH; 2 DIALS; 3 BINDING POSTS V; Overall Width: 19.000 INCHES NOMINAL IN. 5 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.