The Attenuator,fixed, cataloged under National Stock Number 5985-01-142-1637, 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 Cinch Connectivity Solutions Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Cinch Connectivity Solutions Inc (CAGE 34078); Department of the Army Hq U S Army Electronics Research and Development Command (CAGE 56977) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-142-1637 |
| Primary Part Number | ATT-0518-03-001-02 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Cinch Connectivity Solutions Inc |
| 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 |
|---|---|
| ATT-0518-03-001-02 | Cinch Connectivity Solutions Inc (USA) |
| C5000905-6 | Cinch Connectivity Solutions Inc (USA) |
| C5000905-6 | Department of the Army Hq U S Army Electronics Research and Development Command (USA) |
| Reference | Meaning |
|---|---|
| 9870-3-0 | 5/9 Secondary reference U.S. Government activity |
| 9870-3 | 3/2 Design control — primary reference U.S. Government activity |
| 9870-3.0 | 5/9 Secondary reference U.S. Government activity |
| 733305-6 | 7/2 Vendor item drawing reference Raytheon Company Div Rmd Strategic |
| 26379-3-0 | 5/2 Secondary reference U.S. Government activity |
| 518-3-0-001 | C/1 Advisory reference — outside the item-of-supply concept Midwest Moulding and Mfg |
| 2082-4188-06 | 5/9 Secondary reference M/a-Com Inc |
| 518-3.0-001 | 5/9 Secondary reference Cinch Connectivity Solutions Inc |
NSN 5985-01-142-1637 is a Attenuator,fixed, manufactured by Cinch Connectivity Solutions Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-142-1637 has 3 manufacturer part numbers on file: ATT-0518-03-001-02 (Cinch Connectivity Solutions Inc), C5000905-6 (Cinch Connectivity Solutions Inc), C5000905-6 (Department of the Army Hq U S Army Electronics Research and Development Command).
1 possible match (shared part number, not a government interchangeability claim): 5841-01-459-8047. 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 5985-01-142-1637 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.