The Cover,access, cataloged under National Stock Number 5340-00-567-0689, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-567-0689 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541,TYPE 1,GR C,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Flange Thickness | 0.250 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 4 |
| First Recess Inside Height | 0.188 INCHES NOMINAL IN |
| Mounting Opening Shape Style | THREADED HOLE |
| Material Document and Classification | QQ-A-225/8,ALLOY 6063,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECESS, SAME SHAPE AS THE PERIPHERY |
| Outside Diameter | 3.250 INCHES NOMINAL IN |
| Securing Device Type | THREADED FASTENER |
| Bolt Circle Diameter | 2.875 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | ALUMINUM ALLOY |
| Body Thickness | 0.062 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 |
| Reference | Meaning |
|---|---|
| 2837401-2 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5340-00-567-0689 is a Cover,access, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-00-567-0689: Surface Treatment Document and Classification: MIL-C-5541,TYPE 1,GR C,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE; Flange Thickness: 0.250 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 4; First Recess Inside Height: 0.188 INCHES NOMINAL IN. 14 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.