The Coupler,directional, cataloged under National Stock Number 5985-01-418-6857, 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 Omega Laboratories 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 | 5985-01-418-6857 |
| Primary Part Number | 312C |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Omega Laboratories Inc |
| Status | ACTIVE |
| Radio Frequency Rating | 2.6 GIGAHERTZ MINIMUM AND 3.9 GIGAHERTZ MAXIMUM |
| Unit Type | WAVEGUIDE |
| 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 |
|---|---|
| 312C PRIMARY | Omega Laboratories Inc (USA) |
NSN 5985-01-418-6857 is a Coupler,directional, manufactured by Omega Laboratories Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-418-6857 has 1 manufacturer part number on file: 312C (Omega Laboratories Inc).
Key specifications for 312C: Overall Height: 9.180 INCHES NOMINAL IN; Radio Frequency Rating: 2.6 GIGAHERTZ MINIMUM AND 3.9 GIGAHERTZ MAXIMUM; Overall Length: 50.250 INCHES NOMINAL IN; Unit Type: WAVEGUIDE. 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.