The Interferometer, cataloged under National Stock Number 6695-01-044-3233, is classified within Federal Supply Class 6695 (Combination and Miscellaneous Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Keysight Technologies Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6695-01-044-3233 |
| Primary Part Number | 5526A |
| Item Name | Interferometer |
| FSC / FSG | 6695 / 66 — Combination and Miscellaneous Instruments |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 5526A PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 5526A | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 6635-7390-3230 | 6/9 Informative reference only U.S. Government activity |
| 5526A | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 6695-01-044-3233 is a Interferometer, manufactured by Keysight Technologies Inc, classified under FSC 6695, Combination and Miscellaneous Instruments. Status: active.
NSN 6695-01-044-3233 has 1 manufacturer part number on file: 5526A (Keysight Technologies Inc).
2 possible matches (shared part number, not a government interchangeability claim): 6695-01-165-5925, 6635-01-202-5147. Verify interchangeability with system specifications before substitution.
Key specifications for 5526A: End Item Identification: DOPPLER RADAR ANTENNA. 0 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 6695-01-044-3233 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.