The Attenuator,fixed, cataloged under National Stock Number 5985-01-202-0281, 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 Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-202-0281 |
| Primary Part Number | WA45-30-43 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates |
| Status | ACTIVE |
| Mounting Hole/stud Quantity | 8 |
| Frequency Range | 0.000 HERTZ MINIMUM AND 1.500 GIGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Voltage Standing Wave Ratio | 1.10 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | THREADED HOLE(S) |
| Rf Signal Attenuation in Decibels | 30.0 |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 2.250 INCHES MAXIMUM IN |
| Connection Type Per Function | FEMALE OUTPUT AND MALE INPUT |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 1.5 GIGAHERTZ |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.250 INCHES MAXIMUM IN |
| Application Design | TRANSMISSION LINE |
| Material | ALUMINUM BODY |
| Unpackaged Unit Weight | 1.530 KILOGRAMS KG |
| Power Rating | 250.0 WATTS AVERAGE AND 10.0 KILOWATTS PEAK |
| Mounting Facility Thread Size and Series/type Designator | 6-32 UNIFIED NATIONAL COARSE (UNC) |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| WA45-30-43 | Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates (USA) |
| Reference | Meaning |
|---|---|
| 45-30-43 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-202-0281 is a Attenuator,fixed, manufactured by Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-202-0281 has 1 manufacturer part number on file: WA45-30-43 (Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-505-4305. Verify interchangeability with system specifications before substitution.
Key specifications for WA45-30-43: Overall Height: 3.060 INCHES MAXIMUM IN; Mounting Hole/stud Quantity: 8; Frequency Range: 0.000 HERTZ MINIMUM AND 1.500 GIGAHERTZ MAXIMUM; Body Style: RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES. 21 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 5985-01-202-0281 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.