Coupler, Directional5985-01-629-8438

NSN 5985-01-629-8438 · NIIN 016298438 · Part number NMM220645

Bird-Johnson Propeller Company, Llc · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 07309

Government record, cited

NSN 5985-01-629-8438 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-629-8438. Manufacturer of record part number: NMM220645.

Also searched as 5985-01-629-8438 · 5985016298438 · NIIN 016298438 · 01-629-8438 · FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 07309 · NMM220645 · NMM220640 REV D FIND NO. 35

Nearby stock numbers ← 5985-01-629-8401 Dummy Load, Electrical · 5985-01-629-8495 Antenna Assembly →

Features

Coupler,directional — FSC 5985
2 manufacturer part numbers on file
Manufacturer of record: Bird-Johnson Propeller Company, Llc

Identification

NSN: 5985-01-629-8438
NIIN: 016298438
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: NMM220645
Manufacturer: Bird-Johnson Propeller Company, Llc

General Description

The Coupler,directional, cataloged under National Stock Number 5985-01-629-8438, 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 Bird-Johnson Propeller Company, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5985-01-629-8438
Primary Part Number	NMM220645
Item Name	Coupler,directional
FSC / FSG	5985 / 59 — Antennas, Waveguides, and Related Equipment
Manufacturer	Bird-Johnson Propeller Company, Llc
Status	ACTIVE

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

Part Number	Manufacturer
NMM220645 PRIMARY	Bird-Johnson Propeller Company, Llc (USA)
NMM220640 REV D FIND NO. 35	Bird-Johnson Propeller Company, Llc (USA)

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 5985-01-629-8438?

NSN 5985-01-629-8438 is a Coupler,directional, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.

What part numbers are listed for NSN 5985-01-629-8438?

NSN 5985-01-629-8438 has 2 manufacturer part numbers on file: NMM220645 (Bird-Johnson Propeller Company, Llc), NMM220640 REV D FIND NO. 35 (Bird-Johnson Propeller Company, Llc).

What are the specifications of NMM220645?

Key specifications for NMM220645: Special Features: JUNCTION BOX ASSEMBLY,JB8; Part Name Assigned by Controlling Agency: SENSOR; End Item Identification: COOLING ASSY. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5985-01-629-8438 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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