The Microcircuit,digital, cataloged under National Stock Number 5962-01-198-8919, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Librascope Corporation. Government technical data includes 16 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5962-01-198-8919 |
| Primary Part Number | L537000397 |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | ACTIVE |
| Input Circuit Pattern | DUAL 5 INPUT |
| Inclosure Material | CERAMIC AND GLASS |
| Terminal Surface Treatment | SOLDER |
| Design Function and Quantity | 2 FLIP-FLOP, J-K, CLOCKED |
| Body Width | 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Body Height | 0.185 INCHES MAXIMUM IN |
| Features Provided | BISTABLE AND BURN IN AND COMPATIBLE CMOS AND COMPLEMENTARY OUTPUTS AND ELECTROSTATIC SENSITIVE AND HERMETICALLY SEALED AND HIGH RELIABILITY AND LOW POWER AND POSITIVE EDGE TRIGGERED AND POSITIVE OUTPUTS AND PRESETTABLE AND 2-STATE OUTPUT AND SYNCHRONOUS AND W/CLEAR AND W/BUFFERED OUTPUT AND W/CLOCK AND W/INDEPENDENT OUTPUTS AND W/PRESET |
| Inclosure Configuration | DUAL-IN-LINE |
| Body Length | 0.740 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Output Logic Form | COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC |
| Voltage Rating and Type Per Characteristic | 18.0 VOLTS MAXIMUM POWER SOURCE |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Terminal Type and Quantity | 16 PRINTED CIRCUIT |
| Maximum Power Dissipation Rating | 400.0 MILLIWATTS |
| Time Rating Per Chacteristic | 200.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 200.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS |
| 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 |
|---|---|
| L537000397 PRIMARY | Lockheed Martin Librascope Corporation (USA) |
| Reference | Meaning |
|---|---|
| MC14027BBEBS | 5/1 Secondary reference Freescale Semiconductor, Inc. |
| CD4027BD/3 | 5/9 Secondary reference Renesas Electronics America Inc |
| 4027BDMQB | 5/9 Secondary reference Fairchild Semiconductor Corp |
| CD4027BMJ/883B | 5/9 Secondary reference National Semiconductor Corporation |
| CD4027BFA3/883 | 5/9 Secondary reference Renesas Electronics America Inc |
| CD4027BF/3A | 5/9 Secondary reference Renesas Electronics America Inc |
| CD4027BF/3 | 5/9 Secondary reference Renesas Electronics America Inc |
NSN 5962-01-198-8919 is a Microcircuit,digital, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-198-8919 has 1 manufacturer part number on file: L537000397 (Lockheed Martin Librascope Corporation).
5 possible matches (shared part number, not a government interchangeability claim): 5962-01-201-7846, 5962-01-202-5851, 5962-01-205-1992. Verify interchangeability with system specifications before substitution.
Key specifications for L537000397: Input Circuit Pattern: DUAL 5 INPUT; Inclosure Material: CERAMIC AND GLASS; Terminal Surface Treatment: SOLDER; Design Function and Quantity: 2 FLIP-FLOP, J-K, CLOCKED. 16 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 5962-01-198-8919 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.