The Calibrator,frequency, cataloged under National Stock Number 6625-01-291-6471, 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 Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine. Government technical data includes 6 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-291-6471 |
| Primary Part Number | 816-100 |
| Item Name | Calibrator,frequency |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine |
| Status | ACTIVE |
| FSC Application Data | AN/TSM-131A A |
| Individual Channel Quantity | 6 |
| AC Voltage Rating | 115.0 VOLTS NOMINAL |
| Individual Channel Frequency | 10.0 MEGAHERTZ NOMINAL |
| Functional Classification | AA-10.6 |
| Entry Date | 92-07-14 |
| 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 | 18.0000 lbs |
| Cube | 8.0000 cu ft |
| Part Number | Manufacturer |
|---|---|
| 816-100 PRIMARY | Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine (USA) |
NSN 6625-01-291-6471 is a Calibrator,frequency, manufactured by Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-291-6471 has 1 manufacturer part number on file: 816-100 (Efratom Time & Frequency Products, Inc Dba Datum - Irvine Div Datum - Irvine).
Key specifications for 816-100: Overall Height: 4.750 INCHES NOMINAL IN; FSC Application Data: AN/TSM-131A A; Individual Channel Quantity: 6; AC Voltage Rating: 115.0 VOLTS NOMINAL. 6 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.