The Oscillator,noncrystal Controlled, cataloged under National Stock Number 5955-01-319-8306, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-319-8306 |
| Primary Part Number | 189970 |
| Item Name | Oscillator,noncrystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 189970 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 187828 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5955-01-319-8306 is a Oscillator,noncrystal Controlled, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-319-8306 has 1 manufacturer part number on file: 189970 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-356-6028. Verify interchangeability with system specifications before substitution.
Key specifications for 189970: Special Features: DIGITALLY TUNED;3A6Y1, TI 6330.5, FA 10630, ASDE3, VOL 3, SEC 8, PG 3-8-221; End Item Identification: AIRPORT SURVEILLANCE DETECTION EQUIPMENT 3,ASDE3. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5955-01-319-8306 has DEMIL Code B. 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.