NSN 5845-01-384-3146 — this item is cataloged by the U.S. Government under National Stock Number 5845-01-384-3146. Manufacturer of record part number: 4637516 ITEM 2.
Manufacturer of record: Huntington Ingalls Inc Div Newport News Shipbuilding
Identification
NSN: 5845-01-384-3146
NIIN: 013843146
FSC: 5845 — Underwater Sound Equipment
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 4637516 ITEM 2
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
General Description
The Towed Body Subassembly,sonar, cataloged under National Stock Number 5845-01-384-3146, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5845-01-384-3146
Primary Part Number
4637516 ITEM 2
Item Name
Towed Body Subassembly,sonar
FSC / FSG
5845 / 58 — Underwater Sound Equipment
Manufacturer
Huntington Ingalls Inc Div Newport News Shipbuilding
Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Reference documents
Reference
Meaning
4637516 ITEM 2
5/2Secondary reference
U.S. Government activity
412-4637516 ITEM 2
5/9Secondary reference
Huntington Ingalls Inc Div Newport News Shipbuilding
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 5845-01-384-3146?
NSN 5845-01-384-3146 is a Towed Body Subassembly,sonar, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5845, Underwater Sound Equipment. Status: active.
What part numbers are listed for NSN 5845-01-384-3146?
NSN 5845-01-384-3146 has 1 manufacturer part number on file: 4637516 ITEM 2 (Huntington Ingalls Inc Div Newport News Shipbuilding).
What are the specifications of 4637516 ITEM 2?
Key specifications for 4637516 ITEM 2: End Item Identification: ARRAY FLUSHING AND SNUBBER UNIT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5845-01-384-3146 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 5845-01-384-3146?
NSN 5845-01-384-3146 has DEMIL Code C. 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.