NSN 5985-01-630-2580 · NIIN 016302580 · Part number 1980551-2
Northrop Grumman Systems Corporation · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 03956
Government record, cited
NSN 5985-01-630-2580 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-630-2580. Manufacturer of record part number: 1980551-2.
Also searched as5985-01-630-2580 ·
5985016302580 ·
NIIN 016302580 ·
01-630-2580 ·
FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 03956 · 1980551-2
Manufacturer of record: Northrop Grumman Systems Corporation
Identification
NSN: 5985-01-630-2580
NIIN: 016302580
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 1980551-2
Manufacturer: Northrop Grumman Systems Corporation
General Description
The Attenuator Set, cataloged under National Stock Number 5985-01-630-2580, 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 Northrop Grumman Systems Corporation. 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
5985-01-630-2580
Primary Part Number
1980551-2
Item Name
Attenuator Set
FSC / FSG
5985 / 59 — Antennas, Waveguides, and Related Equipment
Manufacturer
Northrop Grumman Systems Corporation
Status
ACTIVE
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 5985-01-630-2580?
NSN 5985-01-630-2580 is a Attenuator Set, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
What part numbers are listed for NSN 5985-01-630-2580?
NSN 5985-01-630-2580 has 2 manufacturer part numbers on file: 1980551-2 (Northrop Grumman Sperry Marine B.v.), 1980551-2 (Northrop Grumman Systems Corporation).
What are the specifications of 1980551-2?
Key specifications for 1980551-2: Special Features: C/O FRAME ASSEMBLY, OUTER, NOISE ATTENUATOR, NOISE ISOLATOR ALIGNMENT FXTR, INNER HOUSING, NOISE HUB-NOISE ATTENUATOR, PIN, STRAIGHT, HEADLESS; Part Name Assigned by Controlling Agency: SCREW, MACHINE, TRUSS HEAD. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5985-01-630-2580 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.