The Microcircuit,linear, cataloged under National Stock Number 5962-01-126-6946, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National Semiconductor Corporation. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-126-6946 |
| Primary Part Number | LM556J883 |
| Item Name | Microcircuit,linear |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | National Semiconductor Corporation |
| Status | ACTIVE |
| Inclosure Material | GLASS |
| Design Function and Quantity | 2 TIMER |
| Body Width | 0.280 INCHES MAXIMUM IN |
| Body Height | 0.200 INCHES MAXIMUM IN |
| Features Provided | MONOLITHIC AND RESETTABLE |
| Inclosure Configuration | DUAL-IN-LINE |
| Body Length | 0.785 INCHES MAXIMUM IN |
| Test Data Document | 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| 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 |
|---|---|
| 586.7732 | Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU) |
| LM556J883 PRIMARY | National Semiconductor Corporation (USA) |
| 5867732 | Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU) |
| 40-652-2092-08 | Ge Aviation Systems Ltd (GBR) |
| FR661-1002-002N | Bae Systems Maritime Services (GBR) |
| FR661-1002-002N | National Semiconductor (uk) Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 3320116 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 556-1/BCA | 5/9 Secondary reference Philips Semiconductors Inc |
| 3320116 | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
NSN 5962-01-126-6946 is a Microcircuit,linear, manufactured by National Semiconductor Corporation, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-126-6946 has 6 manufacturer part numbers on file: 586.7732 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S), LM556J883 (National Semiconductor Corporation), 5867732 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S), 40-652-2092-08 (Ge Aviation Systems Ltd), FR661-1002-002N (Bae Systems Maritime Services) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 5962-01-297-9992. Verify interchangeability with system specifications before substitution.
Key specifications for LM556J883: Inclosure Material: GLASS; Design Function and Quantity: 2 TIMER; Body Width: 0.280 INCHES MAXIMUM IN; Body Height: 0.200 INCHES MAXIMUM IN. 8 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.