The Cover,access, cataloged under National Stock Number 5340-01-166-7167, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-166-7167 |
| Primary Part Number | 209-4788589 ITEM 1L1 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Flange Thickness | 5.688 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 1 |
| Inside Corner Radius | 2.000 INCHES NOMINAL IN |
| First Recess Inside Height | 9.313 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | MIL-C-20159 MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | CIRCULAR RECESS |
| Outside Diameter | 33.250 INCHES NOMINAL IN |
| Securing Device Type | THREADED FASTENER |
| Pilot Diameter | 24.619 INCHES MINIMUM AND 24.622 INCHES MAXIMUM IN |
| Inside Diameter | 10.375 INCHES NOMINAL IN |
| Bolt Circle Diameter | 29.000 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Body Outside Radius | 0.125 INCHES NOMINAL IN |
| Outside Corner Radius | 2.000 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Inside Angle | 90.0 DEGREES NOMINAL |
| Hole Diameter | 2.094 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Body Thickness | 2.125 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 | S |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 209-4788589 ITEM 1L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 810-2178000-2 ITEM 7L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 209-4788589 ITEM 1 | 5/1 Secondary reference U.S. Government activity |
| 810-2178000-2 ITEM 7 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5340-01-166-7167 is a Cover,access, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-166-7167 has 2 manufacturer part numbers on file: 209-4788589 ITEM 1L1 (Naval Inventory Control Point Mechanicsburg), 810-2178000-2 ITEM 7L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 209-4788589 ITEM 1L1: Flange Thickness: 5.688 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 1; Inside Corner Radius: 2.000 INCHES NOMINAL IN; First Recess Inside Height: 9.313 INCHES NOMINAL IN. 21 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.