The Coupler,directional, cataloged under National Stock Number 5985-01-068-5805, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-068-5805 |
| Primary Part Number | 174AS577 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Unpackaged Unit Weight | 1.100 OUNCES NOMINAL OZ |
| Usage Design | MAIN LINE AND SECONDARY LINE TERMINAL FITTING |
| Power Loss in Decibels | 10.0 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM |
| Unit Type | COAXIAL LINE OR TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1N0626-10 | Anaren, Inc. Div Anaren Microwave Inc (USA) |
| 174AS577 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| OSM 20064-10 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-068-5805 is a Coupler,directional, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-068-5805 has 2 manufacturer part numbers on file: 1N0626-10 (Anaren, Inc. Div Anaren Microwave Inc), 174AS577 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 174AS577: Overall Height: 0.390 INCHES NOMINAL IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Unpackaged Unit Weight: 1.100 OUNCES NOMINAL OZ; Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING. 7 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 5985-01-068-5805 has DEMIL Code B. 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.