The Preamplifier, cataloged under National Stock Number 5895-00-237-8977, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Item Name | Preamplifier |
| FSC / FSG | 5895 — Miscellaneous Communication Equipment (FSG 58) |
| Manufacturers | Keysight Technologies Inc (CAGE 7ZXR5) |
| Parameter | Value |
|---|---|
| NSN | 5895-00-237-8977 |
| Primary Part Number | 5554A |
| Item Name | Preamplifier |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| Acquisition advice code | LN |
| Part Number | Manufacturer |
|---|---|
| 5554A PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 5554A | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 5554A | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5895-00-237-8977 is a Preamplifier, manufactured by Keysight Technologies Inc, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-00-237-8977 has 1 manufacturer part number on file: 5554A (Keysight Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 6930-01-560-9967. Verify interchangeability with system specifications before substitution.
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 5895-00-237-8977 has DEMIL Code D. 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.