The Dog,door,marine, cataloged under National Stock Number 2040-01-488-6644, 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. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 2040-01-488-6644 |
| Primary Part Number | 124-2266888 P/N 65 |
| Item Name | Dog,door,marine |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Design Type | ADJUSTABLE |
| Specific Usage Design | AIRCRAFT CARRIER HATCH BALLISTIC, IN TRK US AND LS WEAPONS ELEVATOR |
| Material | STEEL |
| Operation Method | MANUAL |
| Member Minimum Thickness for Which Designed | 1.625 INCHES IN |
| 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 |
|---|---|
| 124-2266897 P/N 02 | Naval Sea Systems Command (USA) |
| 124-2266888 P/N 65 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 124-2266897 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-2266888 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 2040-01-488-6644 is a Dog,door,marine, manufactured by Naval Sea Systems Command, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-488-6644 has 2 manufacturer part numbers on file: 124-2266897 P/N 02 (Naval Sea Systems Command), 124-2266888 P/N 65 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 5365-01-488-9742, 5342-01-494-6879, 5342-01-495-7027. Verify interchangeability with system specifications before substitution.
Key specifications for 124-2266888 P/N 65: Design Type: ADJUSTABLE; Special Features: MIL-N-3182 NICKLE-MOLYBDENUM ALLOY STEEL; 7-7/32 IN. SHOULDERED SHAFT LENGTH; 2-11/16 IN. THREAD LENGTH ON DIA. 1.7828 IN. IN; Specific Usage Design: AIRCRAFT CARRIER HATCH BALLISTIC, IN TRK US AND LS WEAPONS ELEVATOR; End Item Identification: AIRCRAFT CARRIER CVA 67 BALLISTIC HATCH. 5 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.