The Microcircuit,digital, cataloged under National Stock Number 5962-00-261-5596, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-00-261-5596 |
| Primary Part Number | GR1-21B1 |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| Status | ACTIVE |
| Input Circuit Pattern | QUAD 2 INPUT |
| Inclosure Material | SILICON |
| Design Function and Quantity | 4 GATE, NAND |
| Body Width | 0.280 INCHES NOMINAL IN |
| Body Height | 0.180 INCHES NOMINAL IN |
| Features Provided | HERMETICALLY SEALED |
| Inclosure Configuration | DUAL-IN-LINE |
| Body Length | 0.785 INCHES NOMINAL IN |
| Output Logic Form | TRANSISTOR-TRANSISTOR LOGIC |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| 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 |
|---|---|
| GR1-21B1 PRIMARY | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| GR1-21B1 | 5/2 Secondary reference U.S. Government activity |
NSN 5962-00-261-5596 is a Microcircuit,digital, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-00-261-5596 has 1 manufacturer part number on file: GR1-21B1 (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems).
Key specifications for GR1-21B1: Input Circuit Pattern: QUAD 2 INPUT; Inclosure Material: SILICON; Design Function and Quantity: 4 GATE, NAND; Body Width: 0.280 INCHES NOMINAL IN. 10 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.