The Cover,access, cataloged under National Stock Number 5340-01-357-8694, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-357-8694 |
| Primary Part Number | 53X-01-185 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bolt Circle Hole Quantity | 12 |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Outside Diameter | 8.250 INCHES NOMINAL IN |
| Securing Device Type | SPECIAL |
| Bolt Circle Diameter | 5.250 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | STEEL |
| Hole Diameter | 0.468 INCHES NOMINAL IN |
| Body Thickness | 0.630 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 |
|---|---|
| 53X-01-185 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 53X-01-185 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
NSN 5340-01-357-8694 is a Cover,access, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-357-8694 has 1 manufacturer part number on file: 53X-01-185 (Naval Sea Systems Command).
Key specifications for 53X-01-185: Bolt Circle Hole Quantity: 12; Mounting Opening Shape Style: UNTHREADED HOLE; Material Document and Classification: ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: FLAT. 11 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.