The Attenuator,fixed, cataloged under National Stock Number 5985-00-145-9720, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Caes Systems Llc. The record lists 7 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Caes Systems Llc (CAGE 64537); Thales Dms France SAS (CAGE F0052); Cinch Connectivity Solutions Inc (CAGE 34078); Spectrum Control, Inc. (CAGE 64671); Thales Sa (CAGE F6481) |
| Parameter | Value |
|---|---|
| NSN | 5985-00-145-9720 |
| Primary Part Number | A8041FS |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Caes Systems Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A8041FS | Caes Systems Llc (USA) |
| 91440934 | Thales Dms France SAS (FRA) |
| ATT-0521-XX-008-07 | Cinch Connectivity Solutions Inc (USA) |
| 2044-30 | Spectrum Control, Inc. (USA) |
| 91440934 | Thales Sa (FRA) |
| AD-D40 | Microlab/fxr Llc (USA) |
| MDC1102B-30 | Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA) |
| Reference | Meaning |
|---|---|
| 766-30 | 5/2 Secondary reference U.S. Government activity |
| 539071-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-145-9720 is a Attenuator,fixed, manufactured by Caes Systems Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-145-9720 has 7 manufacturer part numbers on file: A8041FS (Caes Systems Llc), 91440934 (Thales Dms France SAS), ATT-0521-XX-008-07 (Cinch Connectivity Solutions Inc), 2044-30 (Spectrum Control, Inc.), 91440934 (Thales Sa) and 2 more.
3 possible matches (shared part number, not a government interchangeability claim): 5340-00-404-1652, 2995-00-932-1516, 5345-01-625-8602. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-00-145-9720 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.