The Keyer-Power Supply, cataloged under National Stock Number 5895-01-074-2393, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Rex Systems Incorporated Dba Rex Systems 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-01-074-2393 |
| Primary Part Number | 1647000 |
| Item Name | Keyer-Power Supply |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Rex Systems Incorporated Dba Rex Systems 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 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | Z |
| Weight | 9.5000 lbs |
| Cube | 0.8645 cu ft |
| Part Number | Manufacturer |
|---|---|
| 1647000 PRIMARY | Rex Systems Incorporated Dba Rex Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 123346 | 5/9 Secondary reference Rex Systems Incorporated Dba Rex Systems Inc |
| KY-850/URN | 5/2 Secondary reference U.S. Government activity |
| 123346 | 5/9 Secondary reference Naval Electronic Systems Engineering Center |
NSN 5895-01-074-2393 is a Keyer-Power Supply, manufactured by Rex Systems Incorporated Dba Rex Systems Inc, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-01-074-2393 has 1 manufacturer part number on file: 1647000 (Rex Systems Incorporated Dba Rex Systems Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5905-01-214-6638, 3110-01-343-7169. Verify interchangeability with system specifications before substitution.
Key specifications for 1647000: Special Features: SOLID STATE KEYER;FRAME AND CHASSIS FINISHED PER MIL-F-14072A;C/O OSCILLATOR 1;POWER SUPPLY 1;TERMINAL BOARD 1;FUSE HOLDER 1;LENS 2;SWITCH 1 A. 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 5895-01-074-2393 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.