The Cone,aft No.1, cataloged under National Stock Number 2040-01-508-3544, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Naval Sea Systems Command. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-508-3544 |
| Primary Part Number | 6981356-015 |
| Item Name | Cone,aft No.1 |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6981356-015 PRIMARY | Naval Sea Systems Command (USA) |
| 119-6981356-015 PRIMARY | Aef-Performance Llc (USA) |
| 119-6981356-015 | Smr Acquisition Llc (USA) |
| Reference | Meaning |
|---|---|
| 6981356 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 2040-01-508-3544 is a Cone,aft No.1, manufactured by Naval Sea Systems Command, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-508-3544 has 3 manufacturer part numbers on file: 6981356-015 (Naval Sea Systems Command), 119-6981356-015 (Aef-Performance Llc), 119-6981356-015 (Smr Acquisition Llc).
5 possible matches (shared part number, not a government interchangeability claim): 2040-01-508-3552, 2040-01-508-3555, 2040-01-508-3562. Verify interchangeability with system specifications before substitution.
Key specifications for 6981356-015: Overall Height: 27.300 INCHES MINIMUM AND 28.700 INCHES MAXIMUM IN; Overall Width: 42.000 INCHES NOMINAL IN; End Item Identification: SKIRT SYSTEM. 0 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.
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.