The Frequency Standard, cataloged under National Stock Number 6625-01-548-8262, 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 Precise Time & Frequency, Llc Div Precise Time and Frequency, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-548-8262 |
| Primary Part Number | 4211A-MOPS |
| Item Name | Frequency Standard |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Precise Time & Frequency, Llc Div Precise Time and Frequency, Llc |
| Status | ACTIVE |
| Frequency Band Quantity | 1 |
| AC Voltage Rating | 120.0 VOLTS MINIMUM AND 230.0 VOLTS MAXIMUM |
| Mounting Method | RACK |
| Reference Data and Literature | T.O 51C3-1-143-3, TM 33A1-5-202-1 |
| Individual Channel Frequency | 10.0 MEGAHERTZ NOMINAL |
| Frequency Channel Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | VT |
| Weight | 5.0000 lbs |
| Cube | 4.0000 cu ft |
| Part Number | Manufacturer |
|---|---|
| 4211A-MOPS PRIMARY | Precise Time & Frequency, Llc Div Precise Time and Frequency, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4211A | 5/9 Secondary reference Precise Time & Frequency, Llc Div Precise Time and Frequency, Llc |
NSN 6625-01-548-8262 is a Frequency Standard, manufactured by Precise Time & Frequency, Llc Div Precise Time and Frequency, Llc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-548-8262 has 1 manufacturer part number on file: 4211A-MOPS (Precise Time & Frequency, Llc Div Precise Time and Frequency, Llc).
Key specifications for 4211A-MOPS: Overall Height: 1.750 INCHES NOMINAL IN; Frequency Band Quantity: 1; AC Voltage Rating: 120.0 VOLTS MINIMUM AND 230.0 VOLTS MAXIMUM; Mounting Method: RACK. 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.
NSN 6625-01-548-8262 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.