The Microcircuit,digital, cataloged under National Stock Number 5962-01-178-8561, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mbda Uk Ltd. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-178-8561 |
| Primary Part Number | B74150 |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Mbda Uk Ltd |
| Status | ACTIVE |
| Input Circuit Pattern | DUAL 4 INPUT |
| Inclosure Material | CERAMIC |
| Terminal Surface Treatment | SOLDER |
| Design Function and Quantity | 2 FLIP-FLOP, J-K, CLOCKED |
| Body Width | 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Body Height | 0.180 INCHES MAXIMUM IN |
| Features Provided | NEGATIVE EDGE TRIGGERED AND W/CLEAR AND HERMETICALLY SEALED |
| Inclosure Configuration | DUAL-IN-LINE |
| Body Length | 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Output Logic Form | TRANSISTOR-TRANSISTOR LOGIC |
| Voltage Rating and Type Per Characteristic | 5.5 VOLTS NOMINAL POWER SOURCE |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Terminal Type and Quantity | 14 PRINTED CIRCUIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B74150 | Mbda Uk Ltd (GBR) |
| 01638912 | Bae Systems (defence Systems) Ltd (GBR) |
| SN54LS73AJ | Texas Instruments Incorporated (USA) |
| Reference | Meaning |
|---|---|
| SN54LS73AJ | 5/9 Secondary reference On Semiconductor Corporation |
| SN54LS73AJ | 3/9 Design control — primary reference Freescale Semiconductor, Inc. |
NSN 5962-01-178-8561 is a Microcircuit,digital, manufactured by Mbda Uk Ltd, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-178-8561 has 3 manufacturer part numbers on file: B74150 (Mbda Uk Ltd), 01638912 (Bae Systems (defence Systems) Ltd), SN54LS73AJ (Texas Instruments Incorporated).
Key specifications for B74150: Input Circuit Pattern: DUAL 4 INPUT; Inclosure Material: CERAMIC; Terminal Surface Treatment: SOLDER; Design Function and Quantity: 2 FLIP-FLOP, J-K, CLOCKED. 14 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 5962-01-178-8561 has DEMIL Code Q. 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.