The Attenuator,fixed, cataloged under National Stock Number 5985-01-295-0261, 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 Scientific Components Corp Dba Mini-Circuits. Government technical data includes 23 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5985-01-295-0261 |
| Primary Part Number | MAT-6 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Scientific Components Corp Dba Mini-Circuits |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Frequency Range | 0.000 HERTZ MINIMUM AND 1.500 GIGAHERTZ MAXIMUM |
| Center to Center Distance Between Second and Third Terminals | 0.100 INCHES NOMINAL IN |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON ONE SURFACE |
| Attenuation Accuracy Reference Frequency | 1.5 GIGAHERTZ |
| Voltage Standing Wave Ratio | 1.30 AND 1.60 AND 1.80 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | PLUG-IN |
| Rf Signal Attenuation in Decibels | 6.0 |
| Body Height | 0.247 INCHES NOMINAL IN |
| Attenuation Accuracy in Decibels | -0.30 TO 0.30 |
| Center to Center Distance Between First and Second Terminals | 0.100 INCHES NOMINAL IN |
| Connection Type Per Function | MALE INPUT AND MALE OUTPUT |
| Operating Temp Range | -54.0 TO 100.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 0.5 GIGAHERTZ AND +0.5 TO 1.0 GIGAHERTZ AND +1.0 TO 1.5 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Material | PLASTIC BODY |
| Material | ALUMINUM ALLOY OR COPPER OR STEEL TERMINAL |
| Unpackaged Unit Weight | 0.070 OUNCES OZ |
| Power Rating | 0.5 WATTS AVERAGE |
| Terminal Type and Quantity | 8 PIN |
| Output Impedance Rating in Ohms | 50.0 |
| Center to Center Distance Between Third and Fourth Terminals | 0.100 INCHES NOMINAL IN |
| 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 |
|---|---|
| MAT-6 | Scientific Components Corp Dba Mini-Circuits (USA) |
| Reference | Meaning |
|---|---|
| 2037AS239-01 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 10115262-106 | 3/2 Design control — primary reference U.S. Government activity |
| 10138418 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5985-01-295-0261 is a Attenuator,fixed, manufactured by Scientific Components Corp Dba Mini-Circuits, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-295-0261 has 1 manufacturer part number on file: MAT-6 (Scientific Components Corp Dba Mini-Circuits).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-436-6560. Verify interchangeability with system specifications before substitution.
Key specifications for MAT-6: Overall Height: 0.220 INCHES NOMINAL IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Frequency Range: 0.000 HERTZ MINIMUM AND 1.500 GIGAHERTZ MAXIMUM; Center to Center Distance Between Second and Third Terminals: 0.100 INCHES NOMINAL IN. 23 specifications are 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 5985-01-295-0261 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.