The Cover,access, cataloged under National Stock Number 5340-01-238-6157, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-238-6157 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Bolt Circle Hole Quantity | 12 |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | QQ-N-288 FED SPEC ALL MATERIAL RESPONSES |
| Outside Diameter | 14.750 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | COPPER ALLOY AND NICKEL ALLOY |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL WHICH CONFORMS TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| C-10.0-1246-XHM-250-38-0 | 3/1 Design control — primary reference Core Industries Inc. Dba Mueller Steam Specialty |
| CN-10.0-852M ITEM 2 | 5/1 Secondary reference Core Industries Inc. Dba Mueller Steam Specialty |
| CN-10.0-852M | D/9 Drawing number reference only Core Industries Inc. Dba Mueller Steam Specialty |
NSN 5340-01-238-6157 is a Cover,access, classified under FSC 5340, Hardware, Commercial. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-676-2827. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-01-238-6157: Bolt Circle Hole Quantity: 12; Criticality Code Justification: ZZZY; Material Document and Classification: QQ-N-288 FED SPEC ALL MATERIAL RESPONSES; Outside Diameter: 14.750 INCHES NOMINAL IN. 7 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.