The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-197-8689, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5955-01-197-8689 |
| Primary Part Number | 5040-1064A |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Vibration Resistance Range in Hertz | +20.0 TO 2000.0 |
| Frequency Per Channel | 100.0 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | PIN BOTTOM |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Shock Resistance Rating in Gravitational Units | 100.0 |
| Average Life Measurement | NOT RATED |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| External DC Operating Voltage in Volts | 15.0 NOMINAL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5040-1064A PRIMARY | Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa (USA) |
| Reference | Meaning |
|---|---|
| 2139789G002 | 7/2 Vendor item drawing reference L3harris Technologies, Inc. |
| 2776-2 | 5/9 Secondary reference Oscillatek Corp P O Box 5160 Norwalk Ct 06856-5160 |
| 5040-1064-100MHZ | 5/9 Secondary reference Scientific Research Corp |
NSN 5955-01-197-8689 is a Oscillator,crystal Controlled, manufactured by Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-197-8689 has 1 manufacturer part number on file: 5040-1064A (Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-311-7870. Verify interchangeability with system specifications before substitution.
Key specifications for 5040-1064A: Circuit Construction Type: SOLID STATE; Overall Height: 0.490 INCHES MAXIMUM IN; Inclosure Type: ENCASED; Vibration Resistance Range in Hertz: +20.0 TO 2000.0. 10 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 5955-01-197-8689 has DEMIL Code D. 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.