NSN 5985-01-676-1278 · NIIN 016761278 · Part number TNF-21
Microwave Communications Laboratories, Inc. · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 0D2L5
Government record, cited
NSN 5985-01-676-1278 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-676-1278. Manufacturer of record part number: TNF-21.
Also searched as5985-01-676-1278 ·
5985016761278 ·
NIIN 016761278 ·
01-676-1278 ·
FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 0D2L5 · TNF-21
Ambient Temp at Full Rated Power: -65.0 CELSIUS AND 125.0 CELSIUS DEGC
Power Rating: 50.0 WATTS AVERAGE
1 manufacturer part number on file
Manufacturer of record: Microwave Communications Laboratories, Inc.
Identification
NSN: 5985-01-676-1278
NIIN: 016761278
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: TNF-21
Manufacturer: Microwave Communications Laboratories, Inc.
General Description
The Dummy Load,electrical, cataloged under National Stock Number 5985-01-676-1278, 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 Microwave Communications Laboratories, Inc.. Government technical data includes 4 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.
Technical Specifications
Parameter
Value
NSN
5985-01-676-1278
Primary Part Number
TNF-21
Item Name
Dummy Load,electrical
FSC / FSG
5985 / 59 — Antennas, Waveguides, and Related Equipment
Manufacturer
Microwave Communications Laboratories, Inc.
Status
ACTIVE
Style Designator
COAXIAL MOUNTED
Connector End Design
FEMALE
Ambient Temp at Full Rated Power
-65.0 CELSIUS AND 125.0 CELSIUS DEGC
Power Rating
50.0 WATTS AVERAGE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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 5985-01-676-1278?
NSN 5985-01-676-1278 is a Dummy Load,electrical, manufactured by Microwave Communications Laboratories, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
What part numbers are listed for NSN 5985-01-676-1278?
NSN 5985-01-676-1278 has 1 manufacturer part number on file: TNF-21 (Microwave Communications Laboratories, Inc.).
What are the specifications of TNF-21?
Key specifications for TNF-21: Style Designator: COAXIAL MOUNTED; Connector End Design: FEMALE; Overall Length: 4.890 INCHES MAXIMUM IN; Overall Width: 1.630 INCHES MAXIMUM IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5985-01-676-1278 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.