The Cover,access, cataloged under National Stock Number 5340-01-053-2959, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-053-2959 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 1.525 INCHES NOMINAL IN |
| Length | 6.900 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541,TY 1,GR A,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Distance Between Holes Along Length | 3.000 INCHES NOMINAL IN |
| Hole Quantity Along Length | 4 |
| Distance Between Holes Along Width | 3.000 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Features Provided | SEALING CAPABILITY |
| Securing Device Type | THREADED FASTENER |
| Hole Quantity Along Width | 4 |
| Distance From First Hole Centerline to End Along Length | 1.775 INCHES NOMINAL IN |
| Surface Treatment | OXIDE FILM |
| Peripheral Shape Style | RECTANGLE, MULTI HOLES |
| Width | 6.400 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Hole Diameter | 0.186 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Body Thickness | 0.125 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 |
|---|---|
| 525R539H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-053-2959 is a Cover,access, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-053-2959: Distance From First Hole Centerline to End Along Width: 1.525 INCHES NOMINAL IN; Length: 6.900 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541,TY 1,GR A,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE; Distance Between Holes Along Length: 3.000 INCHES NOMINAL IN. 19 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.