The Attenuator,fixed, cataloged under National Stock Number 5985-00-817-8431, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Struthers-Dunn Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-817-8431 |
| Primary Part Number | 905N-20-RTN |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Struthers-Dunn Inc. |
| Status | ACTIVE |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Voltage Standing Wave Ratio | 1.20 |
| Precious Material and Location | OVERALL SURFACES RHODIUM |
| Unpackaged Unit Weight | 0.200 POUNDS LBS |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Precious Material | RHODIUM |
| Terminal Type and Quantity | 2 CONNECTOR |
| Mounting Method | CONNECTOR |
| Power Rating | 100.0 MILLIWATTS AVERAGE AND 60.0 WATTS PEAK |
| Application Design | TRANSMISSION LINE |
| Rf Signal Attenuation in Decibels | 20.0 |
| Operating Temp Range | -40.0 TO 85.0 CELSIUS DEGC |
| Overall Diameter | 0.824 INCHES MAXIMUM IN |
| Input Impedance Rating in Ohms | 50.0 |
| Output Impedance Rating in Ohms | 50.0 |
| Attenuation Accuracy in Decibels | -1.00 TO 1.00 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 905N-20-RTN | Struthers-Dunn Inc. (USA) |
| 9177013 | Us Army Aviation and Missile Command (USA) |
| GGLFHN-100 | Peraton Inc (USA) |
| M3933/18-04S | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-A-3933/18 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-DTL-3933/18 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| GGLFHN-100 | Telephonics Corp/prd Instruments (USA) |
NSN 5985-00-817-8431 is a Attenuator,fixed, manufactured by Struthers-Dunn Inc., classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-817-8431 has 7 cross-referenced part numbers: 905N-20-RTN (Struthers-Dunn Inc.), 9177013 (Us Army Aviation and Missile Command), GGLFHN-100 (Peraton Inc), M3933/18-04S (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-A-3933/18 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.
There are 9 known substitutes for 5985-00-817-8431: 5985-01-037-1726, 5985-01-037-1727, 5985-01-041-6605 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 905N-20-RTN: Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Voltage Standing Wave Ratio: 1.20; Precious Material and Location: OVERALL SURFACES RHODIUM; Unpackaged Unit Weight: 0.200 POUNDS LBS. 17 total characteristics are documented in the Federal Logistics Information System.