The Oscillator,test, cataloged under National Stock Number 6625-01-153-9808, 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 Ametek Programmable Power, Inc.. Government technical data includes 1 specification, 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 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 | 6625-01-153-9808 |
| Primary Part Number | 251B |
| Item Name | Oscillator,test |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Ametek Programmable Power, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | FREQUENCY RANGE 45 HZ TO 5 KHZ; SINGLE PHASE; FREQ. RANGE IS COVERED IN 3 SWITCH SELECTABLE RANGES 45.00 TO 99.99 HZ IN 0.01 HZ STEPS,45.0 TO 999.9 HZ IN 0.1 HZ STEPS,45.0 TO 5000 HZ IN 1 HZ STEPS KHz |
| 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 | 60.0000 lbs |
| Cube | 4.5211 cu ft |
| Part Number | Manufacturer |
|---|---|
| 251B PRIMARY | Ametek Programmable Power, Inc. (USA) |
NSN 6625-01-153-9808 is a Oscillator,test, manufactured by Ametek Programmable Power, Inc., classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-153-9808 has 1 manufacturer part number on file: 251B (Ametek Programmable Power, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4310-01-162-2859. Verify interchangeability with system specifications before substitution.
Key specifications for 251B: General Characteristics Item Description: FREQUENCY RANGE 45 HZ TO 5 KHZ; SINGLE PHASE; FREQ. RANGE IS COVERED IN 3 SWITCH SELECTABLE RANGES 45.00 TO 99.99 HZ IN 0.01 HZ STEPS,45.0 TO 999.9 HZ IN 0.1 HZ STEPS,45.0 TO 5000 HZ IN 1 HZ STEPS KHz. 1 specification is 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.