The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-099-0042, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bliley Technologies Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-099-0042 |
| Primary Part Number | SM-B-447275-2 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Bliley Technologies Inc |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.0055 TO 0.0055 |
| Terminal Diameter | 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 0.402 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 50.0 MAXIMUM |
| Overall Thickness | 0.183 INCHES MAXIMUM IN |
| Style Designator | OVAL BODY, WIRE LEADS |
| Drive Level Rating | 4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM |
| Center to Center Distance Between Terminals | 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Shunt Capacitance in Picofarads | 7.0 MAXIMUM |
| Operating Temp Range | -40.0 TO 75.0 CELSIUS DEGC |
| Specified Frequency | 5.600 MEGAHERTZ |
| Body Thickness | 0.150 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 |
|---|---|
| SM-B-447275-2 | Bliley Technologies Inc (USA) |
| SM-B-447275-2 | Wenzel International Inc Div Croven Crystals (CAN) |
| SM-B-447275-2 | Cts Inc (USA) |
| SM-B-447275-2 | M-Tron Industries, Inc (USA) |
| SM-B-447275-2 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| SM-B-447275-2 | Cts Valpey Corporation (USA) |
| Reference | Meaning |
|---|---|
| SM-B-447275-2 | 5/9 Secondary reference Quartztek Inc |
| 300-2185 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| SM-B-447274-2 | 5/9 Secondary reference Electronic Research Company |
| SM-B-447275-2 | 3/2 Design control — primary reference U.S. Government activity |
| SM-B-447275-2 | 5/9 Secondary reference Inficon Edc Inc. |
NSN 5955-01-099-0042 is a Crystal Unit,quartz, manufactured by Bliley Technologies Inc, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-099-0042 has 6 manufacturer part numbers on file: SM-B-447275-2 (Bliley Technologies Inc), SM-B-447275-2 (Wenzel International Inc Div Croven Crystals), SM-B-447275-2 (Cts Inc), SM-B-447275-2 (M-Tron Industries, Inc), SM-B-447275-2 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled) and 1 more.
Key specifications for SM-B-447275-2: Frequency Tolerance for Operating Temp in Percent: -0.0055 TO 0.0055; Terminal Diameter: 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN; Terminal Length: 1.500 INCHES MINIMUM 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.
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.