The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-244-2806, 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 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-244-2806 |
| Primary Part Number | 70AX |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Power Control Devices, Inc. |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.001 TO 0.001 AND -0.003 TO 0.003 |
| Terminal Diameter | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| 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 | 800.0 NOMINAL |
| Overall Thickness | 0.352 INCHES MAXIMUM IN |
| Style Designator | SQUARE BODY |
| 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 |
| Material | GLASS COVER HOLDER |
| Specified Frequency | 1.0003 MEGAHERTZ |
| Body Thickness | 0.317 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 |
|---|---|
| 70AX PRIMARY | Power Control Devices, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 70AX | 5/9 Secondary reference Power Control Devices Inc |
| 48P237503-11 | 1/2 Source control — Government-approved source U.S. Government activity |
| 48P237503-21-11 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5955-00-244-2806 is a Crystal Unit,quartz, manufactured by Power Control Devices, Inc., classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-244-2806 has 1 manufacturer part number on file: 70AX (Power Control Devices, Inc.).
Key specifications for 70AX: Frequency Tolerance for Operating Temp in Percent: -0.001 TO 0.001 AND -0.003 TO 0.003; Terminal Diameter: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Terminal Length: 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN; Mode of Oscillation: FUNDAMENTAL. 15 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 5955-00-244-2806 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.