The Attenuator,fixed, cataloged under National Stock Number 5985-01-652-9585, 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 Fiber Instrument Sales, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-652-9585 |
| Primary Part Number | F1-8731A05 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Fiber Instrument Sales, Inc. |
| Status | ACTIVE |
| Rf Signal Attenuation in Decibels | 5.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F1-8731A05 PRIMARY | Fiber Instrument Sales, Inc. (USA) |
| Reference | Meaning |
|---|---|
| F1-8731C05 | 5/9 Secondary reference Fiber Instrument Sales, Inc. |
NSN 5985-01-652-9585 is a Attenuator,fixed, manufactured by Fiber Instrument Sales, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-652-9585 has 1 manufacturer part number on file: F1-8731A05 (Fiber Instrument Sales, Inc.).
Key specifications for F1-8731A05: Rf Signal Attenuation in Decibels: 5.0; Part Name Assigned by Controlling Agency: ATTENUATOR,5DB DB; End Item Identification: AN/SQQ-89A(V)15 EC205 SPCL PURPOSE TLS A. 1 specification is documented in the U.S. Government catalog.
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 5985-01-652-9585 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.