The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-511-2537, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Power Control Devices, Inc.. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-511-2537 |
| Primary Part Number | 7329878-10-6-15370MHZ |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Power Control Devices, Inc. |
| Status | ACTIVE |
| Controlled Reference Temp | 75.0 CELSIUS DEGC |
| Operable Temp Range | -55.0 TO 90.0 CELSIUS DEGC |
| Frequency Tolerance for Operating Temp in Percent | -0.001 TO 0.001 |
| Terminal Diameter | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Frequency Tolerance at Reference Temp in Percent | -0.001 TO 0.001 |
| Terminal Length | 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 0.725 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 25.0 MAXIMUM |
| Frequency Stability in Percent | -0.0005 TO 0.0005 |
| Overall Thickness | 0.352 INCHES MAXIMUM IN |
| Style Designator | OVAL BODY, PIN TERMINALS |
| Drive Level Rating | 4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM |
| Body Length | 0.775 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Shunt Capacitance in Picofarads | 7.0 MAXIMUM |
| Operating Temp Range | +70.0 TO 80.0 CELSIUS DEGC |
| Specified Frequency | 6.1537 MEGAHERTZ |
| Body Thickness | 0.317 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7329878-10-6-15370MHZ PRIMARY | Power Control Devices, Inc. (USA) |
| 7329878-10-6-15370MHZ PRIMARY | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 7329878-10-6-15370MHZ PRIMARY | M-Tron Industries, Inc (USA) |
| Reference | Meaning |
|---|---|
| 7329878-10 | 5/1 Secondary reference U.S. Government activity |
| 7329878-10-6-15370MHZ | 5/9 Secondary reference Bliley Technologies Inc |
| 7329878-10-6-15370MHZ | 5/9 Secondary reference Inficon Edc Inc. |
| 7329878-10-6-15370MHZ | 5/9 Secondary reference Power Control Devices Inc |
| 7329878-10-6-15370MHZ | 5/9 Secondary reference Electronic Research Company |
NSN 5955-00-511-2537 is a Crystal Unit,quartz, manufactured by Power Control Devices, Inc., classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-511-2537 has 3 manufacturer part numbers on file: 7329878-10-6-15370MHZ (Power Control Devices, Inc.), 7329878-10-6-15370MHZ (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 7329878-10-6-15370MHZ (M-Tron Industries, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5955-00-511-2548, 5955-00-539-2208. Verify interchangeability with system specifications before substitution.
Key specifications for 7329878-10-6-15370MHZ: Controlled Reference Temp: 75.0 CELSIUS DEGC; Operable Temp Range: -55.0 TO 90.0 CELSIUS DEGC; Frequency Tolerance for Operating Temp in Percent: -0.001 TO 0.001; Terminal Diameter: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN. 20 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.
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.