The Adapter,waveguide, cataloged under National Stock Number 5985-01-649-9992, 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 Radio Frequency Systems Inc. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-649-9992 |
| Primary Part Number | C137-065FG |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Radio Frequency Systems Inc |
| Status | ACTIVE |
| Adapter Diameter | 74.0 MILLIMETERS NOMINAL MM |
| Adapter Length | 132.0 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C137-065FG PRIMARY | Radio Frequency Systems Inc (USA) |
NSN 5985-01-649-9992 is a Adapter,waveguide, manufactured by Radio Frequency Systems Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-649-9992 has 1 manufacturer part number on file: C137-065FG (Radio Frequency Systems Inc).
Key specifications for C137-065FG: Adapter Diameter: 74.0 MILLIMETERS NOMINAL MM; Adapter Length: 132.0 MILLIMETERS NOMINAL MM; Special Features: 1.72 KG WEIGHT;CONNECTOR FREQUENCY RANGE, GHZ 6.425-7.125;SEALING METHOD IS GASKET;CONNECTOR TYPE IS NON-TUNABLE;CONNECTOR INTERFACE CPR137G;MODEL SERIES E65;CABLE TYPE E65;TRANSMISSION LINE TYPE ELLIPTICAL WAVEGUIDE KG; Part Name Assigned by Controlling Agency: CONNECTOR. 2 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.
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.