The Cover,access, cataloged under National Stock Number 5340-01-189-4902, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is National Oil Well Dba Iec Baylor. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: AY.
| Item Name | Cover,access |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | National Oil Well Dba Iec Baylor (CAGE 58889) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-189-4902 |
| Primary Part Number | 51880 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | National Oil Well Dba Iec Baylor |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | AY |
| Part Number | Manufacturer |
|---|---|
| 51880 PRIMARY | National Oil Well Dba Iec Baylor (USA) |
| Reference | Meaning |
|---|---|
| 3191204 | 5/9 Secondary reference General Motors Corp Delco Products Div Machine Control Systems |
| 3191204 | 5/9 Secondary reference National Oil Well Dba Iec Baylor |
NSN 5340-01-189-4902 is a Cover,access, manufactured by National Oil Well Dba Iec Baylor, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-189-4902 has 1 manufacturer part number on file: 51880 (National Oil Well Dba Iec Baylor).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-314-1577. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). 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.