The Dome,sonar, cataloged under National Stock Number 5845-01-491-1342, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5845-01-491-1342 |
| Primary Part Number | 165-7106786 PART A1 |
| Item Name | Dome,sonar |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Overall Diameter | 309.768 INCHES NOMINAL IN |
| Wall Thickness | 1.250 INCHES MINIMUM AND 5.400 INCHES MAXIMUM IN |
| Dome Design | FIXED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 165-7106786 PART A1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H341-3001 PART A1 | 5/2 Secondary reference U.S. Government activity |
NSN 5845-01-491-1342 is a Dome,sonar, manufactured by Naval Sea Systems Command, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-491-1342 has 1 manufacturer part number on file: 165-7106786 PART A1 (Naval Sea Systems Command).
Key specifications for 165-7106786 PART A1: Overall Diameter: 309.768 INCHES NOMINAL IN; Overall Length: 250.000 INCHES NOMINAL IN; Wall Thickness: 1.250 INCHES MINIMUM AND 5.400 INCHES MAXIMUM IN; Dome Design: FIXED. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5845-01-491-1342 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.