The Cover,access, cataloged under National Stock Number 5340-01-321-8789, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-321-8789 |
| Primary Part Number | 5623549 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Inside Width | 14.320 INCHES NOMINAL IN |
| Corner Radius | 1.500 INCHES NOMINAL IN |
| Length | 20.620 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | TT-E-529 FED SPEC SINGLE TREATMENT RESPONSE |
| Inside Length | 20.440 INCHES NOMINAL IN |
| Flange Thickness | 0.090 INCHES NOMINAL IN |
| Inside Corner Radius | 1.250 INCHES NOMINAL IN |
| First Recess Inside Height | 3.910 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-A-250/11,0 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | SQUARE OR RECTANGULAR RECESS |
| Securing Device Type | SPECIAL |
| Surface Treatment | ENAMEL SEMIGLOSS |
| Peripheral Shape Style | RECTANGLE, NO HOLES |
| Width | 14.500 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Hole Diameter | 0.200 INCHES MINIMUM AND 0.206 INCHES MAXIMUM IN |
| Body Thickness | 0.090 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 |
| Part Number | Manufacturer |
|---|---|
| 5623549 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| Z232-330A-64 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5340-01-321-8789 is a Cover,access, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-321-8789 has 1 manufacturer part number on file: 5623549 (Naval Sea Systems Command).
Key specifications for 5623549: Inside Width: 14.320 INCHES NOMINAL IN; Corner Radius: 1.500 INCHES NOMINAL IN; Length: 20.620 INCHES NOMINAL IN; Surface Treatment Document and Classification: TT-E-529 FED SPEC SINGLE TREATMENT RESPONSE. 18 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.