The Cover,access, cataloged under National Stock Number 5340-00-659-5172, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-00-659-5172 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| EAR Quantity | 6 |
| Surface Treatment Document and Classification | MIL-STD-171 MIL STD ALL TREATMENT RESPONSES |
| Bolt Circle Hole Quantity | 8 |
| EAR Radius | 0.312 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-A-601 FED SPEC ALL MATERIAL RESPONSES |
| Inverted Radius | 0.250 INCHES NOMINAL IN |
| Securing Device Type | SPECIAL |
| Bolt Circle Diameter | 0.275 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTIEARS AND HOLES |
| Material | ALUMINUM ALLOY 356.0 |
| Hole Diameter | 0.275 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 |
|---|---|
| C31-15-1236 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-659-5172 is a Cover,access, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-00-659-5172: EAR Quantity: 6; Surface Treatment Document and Classification: MIL-STD-171 MIL STD ALL TREATMENT RESPONSES; Bolt Circle Hole Quantity: 8; EAR Radius: 0.312 INCHES NOMINAL IN. 12 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.