NSN 5845-01-081-1784 — this item is cataloged by the U.S. Government under National Stock Number 5845-01-081-1784. Manufacturer of record part number: 148974.
Manufacturer of record: Northrop Grumman Systems Corporation
Identification
NSN: 5845-01-081-1784
NIIN: 010811784
FSC: 5845 — Underwater Sound Equipment
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 148974
Manufacturer: Northrop Grumman Systems Corporation
General Description
The Filter Box Assembly, cataloged under National Stock Number 5845-01-081-1784, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment 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.
Catalog Facts
Item Name
Filter Box Assembly
FSC / FSG
5845 — Underwater Sound Equipment (FSG 58)
Manufacturers
Northrop Grumman Systems Corporation (CAGE 21877); Lockheed Martin Corporation Div Rms - Manassas (CAGE 52088)
Lockheed Martin Corporation Div Rms - Manassas (USA)
No interchangeability data on file.
Other items in FSC 5845 — Underwater Sound Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5845-00-001-3622
5845-00-001-3622 · Item name not on file
5845-00-001-3623
5845-00-001-3623 · Item name not on file
5845-00-001-3625
DETECTING-RANGING SET SUBASSEMBL
5845-00-001-3627
5845-00-001-3627 · Item name not on file
5845-00-001-3628
5845-00-001-3628 · Item name not on file
5845-00-001-3629
5845-00-001-3629 · Item name not on file
5845-00-001-8053
5845-00-001-8053 · Item name not on file
5845-00-003-0332
5845-00-003-0332 · Item name not on file
Frequently Asked Questions
What is NSN 5845-01-081-1784?
NSN 5845-01-081-1784 is a Filter Box Assembly, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5845, Underwater Sound Equipment. Status: active.
What part numbers are listed for NSN 5845-01-081-1784?
NSN 5845-01-081-1784 has 2 manufacturer part numbers on file: 148974 (Northrop Grumman Systems Corporation), 148974 (Lockheed Martin Corporation Div Rms - Manassas).
Is NSN 5845-01-081-1784 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 5845-01-081-1784?
NSN 5845-01-081-1784 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.