The Cover,access, cataloged under National Stock Number 5340-01-188-4400, 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 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-188-4400 |
| Primary Part Number | 401-5216273-1 |
| 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 | 0.598 INCHES NOMINAL IN |
| Length | 3.150 INCHES NOMINAL IN |
| Distance Between Hole Centerline and First Hole Along Length | 2.656 INCHES NOMINAL IN |
| Corner Bevel Length | 0.120 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | MIL-P-18177,TY GEE MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | SPECIAL |
| Distance From First Hole Centerline to End Along Length | 0.250 INCHES NOMINAL IN |
| Distance Between Hole Centerline and First Hole Along Width | 0.312 INCHES NOMINAL IN |
| Peripheral Shape Style | RECTANGLE, TWO HOLES |
| Width | 1.500 INCHES NOMINAL IN |
| Material | PLASTIC EPOXY |
| Hole Diameter | 0.271 INCHES MINIMUM AND 0.276 INCHES MAXIMUM 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 |
|---|---|
| 401-5216273-1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 401-4695160 ITEM 101 | 5/2 Secondary reference U.S. Government activity |
| 401-5216273-1 | 5/2 Secondary reference U.S. Government activity |
| 401-5216273-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-188-4400 is a Cover,access, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-188-4400 has 1 manufacturer part number on file: 401-5216273-1 (Naval Sea Systems Command).
Key specifications for 401-5216273-1: Distance From First Hole Centerline to End Along Width: 0.598 INCHES NOMINAL IN; Length: 3.150 INCHES NOMINAL IN; Distance Between Hole Centerline and First Hole Along Length: 2.656 INCHES NOMINAL IN; Corner Bevel Length: 0.120 INCHES NOMINAL IN. 15 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.