The Interlock,door, cataloged under National Stock Number 2040-01-336-7146, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Federal Equipment Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-336-7146 |
| Primary Part Number | A520136 |
| Item Name | Interlock,door |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Federal Equipment Co |
| 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 |
|---|---|
| A520136 PRIMARY | Federal Equipment Co (USA) |
| 12111304-19 | Federal Equipment Co (USA) |
| Reference | Meaning |
|---|---|
| 12111304-19 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 12111304-19 | 5/2 Secondary reference U.S. Government activity |
| 12111304-19 | 5/9 Secondary reference U.S. Government activity |
| 2040PL0809383 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 2040-01-336-7146 is a Interlock,door, manufactured by Federal Equipment Co, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-336-7146 has 2 manufacturer part numbers on file: A520136 (Federal Equipment Co), 12111304-19 (Federal Equipment Co).
Key specifications for A520136: End Item Identification: ELEVATOR PO. 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.