The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-276-2415, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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.
| Parameter | Value |
|---|---|
| NSN | 5955-01-276-2415 |
| Primary Part Number | Y15-0004-937 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.015 TO 0.015 |
| Terminal Diameter | 0.025 INCHES NOMINAL IN |
| Terminal Length | 1.500 INCHES NOMINAL IN |
| Body Width | 0.402 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 160.0 MAXIMUM |
| Overall Thickness | 0.183 INCHES NOMINAL IN |
| Style Designator | OVAL BODY, WIRE LEADS |
| Center to Center Distance Between Terminals | 0.192 INCHES NOMINAL IN |
| Circuit Resonance | SERIES RESONANCE |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Specified Frequency | 3.6864 MEGAHERTZ |
| Body Thickness | 0.150 INCHES MAXIMUM IN |
| 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 |
|---|---|
| Y15-0004-937 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (USA) |
| NMP037L | Saronix (USA) |
NSN 5955-01-276-2415 is a Crystal Unit,quartz, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-276-2415 has 2 manufacturer part numbers on file: Y15-0004-937 (L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications), NMP037L (Saronix).
1 possible match (shared part number, not a government interchangeability claim): 5955-01-438-0690. Verify interchangeability with system specifications before substitution.
Key specifications for Y15-0004-937: Frequency Tolerance for Operating Temp in Percent: -0.015 TO 0.015; Terminal Diameter: 0.025 INCHES NOMINAL IN; Terminal Length: 1.500 INCHES NOMINAL IN; Body Width: 0.402 INCHES MAXIMUM IN. 12 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 5955-01-276-2415 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.