Adapter, Waveguide5985-01-677-3776

NSN 5985-01-677-3776 · NIIN 016773776

FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components

Government record, cited

Also searched as 5985-01-677-3776 · 5985016773776 · NIIN 016773776 · 01-677-3776 · FSC 5985 Antennas, Waveguides, and Related Equipment

Nearby stock numbers ← 5985-01-677-3589 Antenna · 5985-01-677-3789 Coupler, Directional →

Features

Adapter,waveguide — FSC 5985
Tubing Wall Construction Style: STRAIGHT SEAM ALL TUBING SEGMENT
Flange Quantity: 4
Cross-Sectional Shape Style: INTERNAL, RECTANGULAR SINGLE RIDGED EXTERNAL, ROUND
Material: STEEL OR ALUMINUM ALL COUPLING
Flange Connecting Facility and Quantity: 16 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Flange Style: CHOKE TYPE ALL FLANGES

Identification

NSN: 5985-01-677-3776
NIIN: 016773776
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components

General Description

The Adapter,waveguide, cataloged under National Stock Number 5985-01-677-3776, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5985-01-677-3776
Item Name	Adapter,waveguide
FSC / FSG	5985 / 59 — Antennas, Waveguides, and Related Equipment
Status	ACTIVE
Tubing Wall Construction Style	STRAIGHT SEAM ALL TUBING SEGMENT
Flange Quantity	4
Cross-Sectional Shape Style	INTERNAL, RECTANGULAR SINGLE RIDGED EXTERNAL, ROUND
Material	STEEL OR ALUMINUM ALL COUPLING
Flange Connecting Facility and Quantity	16 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Flange Style	CHOKE TYPE ALL FLANGES

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
90-203A-6/PT	3/9 Design control — primary reference Advanced Technical Materials, Inc. Dba a T M

No interchangeability data on file.

Other items in FSC 5985 — Antennas, Waveguides, and Related Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5985-00-001-1854

ANTENNA

5985-00-001-1862

WAVEGUIDE ASSEMBLY

5985-00-001-1869

WAVEGUIDE ASSEMBLY

5985-00-001-1870

WAVEGUIDE ASSEMBLY

5985-00-001-1871

WAVEGUIDE ASSEMBLY

5985-00-001-1874

WAVEGUIDE ASSEMBLY

5985-00-001-1875

ADAPTER,WAVEGUIDE

5985-00-001-1876

WAVEGUIDE ASSEMBLY

Frequently Asked Questions

What is NSN 5985-01-677-3776?

NSN 5985-01-677-3776 is a Adapter,waveguide, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.

What are the specifications of 5985-01-677-3776?

Key specifications for 5985-01-677-3776: Tubing Wall Construction Style: STRAIGHT SEAM ALL TUBING SEGMENT; Flange Quantity: 4; Cross-Sectional Shape Style: INTERNAL, RECTANGULAR SINGLE RIDGED EXTERNAL, ROUND; Material: STEEL OR ALUMINUM ALL COUPLING. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5985-01-677-3776 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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