The Bench Set,51z3-4, cataloged under National Stock Number 5826-00-481-5190, is classified within Federal Supply Class 5826 (Radio Navigation Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5826-00-481-5190 |
| Item Name | Bench Set,51z3-4 |
| FSC / FSG | 5826 / 58 — Radio Navigation Equipment, Airborne |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | MODIFIED FOR USE AS TEST AND/OR CALIBRATION BENCH MOCK-UP EQUIPMENT |
| 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 |
| Reference | Meaning |
|---|---|
| 522-2996-014 | 5/1 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 51Z-3 | 3/1 Design control — primary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 51Z-4 | 5/1 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5826-00-481-5190 is a Bench Set,51z3-4, classified under FSC 5826, Radio Navigation Equipment, Airborne. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5820-00-498-8082. Verify interchangeability with system specifications before substitution.
Key specifications for 5826-00-481-5190: Reference Number Differentiating Characteristics: MODIFIED FOR USE AS TEST AND/OR CALIBRATION BENCH MOCK-UP EQUIPMENT. 1 specification is 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 5826-00-481-5190 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.