The Cover,access, cataloged under National Stock Number 5340-01-123-9997, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-123-9997 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.170 INCHES NOMINAL IN |
| Length | 3.820 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 3.450 INCHES NOMINAL IN |
| Flange Thickness | 0.002 INCHES NOMINAL IN |
| Inside Corner Radius | 0.060 INCHES NOMINAL IN |
| First Recess Inside Height | 0.228 INCHES NOMINAL IN |
| Distance Between Holes Along Width | 5.200 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Cross-Sectional Shape Style | CIRCULAR RECESS |
| Securing Device Type | THREADED FASTENER |
| Inside Diameter | 2.856 INCHES NOMINAL IN |
| Distance From First Hole Centerline to End Along Length | 0.185 INCHES NOMINAL IN |
| Peripheral Shape Style | RECTANGLE, FOUR HOLES |
| Width | 5.540 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON |
| Hole Diameter | 0.140 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN |
| Body Thickness | 0.002 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 |
|---|---|
| 548409-097 | 3/9 Design control — primary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5340-01-123-9997 is a Cover,access, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-123-9997: Distance From First Hole Centerline to End Along Width: 0.170 INCHES NOMINAL IN; Length: 3.820 INCHES NOMINAL IN; Distance Between Holes Along Length: 3.450 INCHES NOMINAL IN; Flange Thickness: 0.002 INCHES NOMINAL IN. 17 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.