The Cover,access, cataloged under National Stock Number 5340-01-020-9657, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-020-9657 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Length | 10.373 INCHES MINIMUM AND 10.403 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541,TY 1,GR A,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Flange Thickness | 0.468 INCHES NOMINAL IN |
| First Recess Inside Height | 0.468 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Cross-Sectional Shape Style | RECESS, SAME SHAPE AS THE PERIPHERY |
| Securing Device Type | THREADED FASTENER |
| Surface Treatment | OXIDE FILM |
| Peripheral Shape Style | RECTANGLE, NO HOLES |
| Width | 6.640 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Hole Diameter | 0.096 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN |
| Body Thickness | 0.032 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 |
|---|---|
| 132C728G01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-020-9657 is a Cover,access, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-020-9657: Length: 10.373 INCHES MINIMUM AND 10.403 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541,TY 1,GR A,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE; Flange Thickness: 0.468 INCHES NOMINAL IN; First Recess Inside Height: 0.468 INCHES NOMINAL IN. 13 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.