The Cover,access, cataloged under National Stock Number 5340-01-188-4401, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-188-4401 |
| Primary Part Number | 401-5216273-11 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.570 INCHES NOMINAL IN |
| Length | 3.000 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 2.297 INCHES NOMINAL IN |
| Corner Bevel Length | 0.120 INCHES NOMINAL IN |
| Distance Between Holes Along Width | 1.859 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | THREADED FASTENER |
| Distance From First Hole Centerline to End Along Length | 0.350 INCHES NOMINAL IN |
| Peripheral Shape Style | RECTANGLE, FOUR HOLES |
| Width | 3.000 INCHES NOMINAL IN |
| Body Thickness | 0.090 INCHES NOMINAL IN |
| 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 | EA |
| Part Number | Manufacturer |
|---|---|
| 401-5216273-11 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 401-4695160 ITEM 106 | 5/2 Secondary reference U.S. Government activity |
| 401-5216273-11 | 5/2 Secondary reference U.S. Government activity |
| 401-5216273-11 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-188-4401 is a Cover,access, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-188-4401 has 1 manufacturer part number on file: 401-5216273-11 (Naval Sea Systems Command).
Key specifications for 401-5216273-11: Distance From First Hole Centerline to End Along Width: 0.570 INCHES NOMINAL IN; Length: 3.000 INCHES NOMINAL IN; Distance Between Holes Along Length: 2.297 INCHES NOMINAL IN; Corner Bevel Length: 0.120 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.
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.