The Cover,access, cataloged under National Stock Number 5340-00-573-5531, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Komatsu America Corp.. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-573-5531 |
| Primary Part Number | 258982R11 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Flange Thickness | 0.062 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 6 |
| Inside Corner Radius | 0.062 INCHES NOMINAL IN |
| First Recess Inside Height | 0.406 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | CIRCULAR RECESS |
| Outside Diameter | 6.562 INCHES NOMINAL IN |
| Securing Device Type | THREADED FASTENER |
| Inside Diameter | 4.500 INCHES NOMINAL IN |
| Bolt Circle Diameter | 6.000 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | STEEL |
| Body Thickness | 0.062 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 |
|---|---|
| 258982R11 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 258982R11 | 3/9 Design control — primary reference Komatsu American Intl Co |
| 125-3555 | 5/2 Secondary reference U.S. Government activity |
| 258982R11 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-573-5531 is a Cover,access, manufactured by Komatsu America Corp., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-573-5531 has 1 manufacturer part number on file: 258982R11 (Komatsu America Corp.).
Key specifications for 258982R11: Flange Thickness: 0.062 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 6; Inside Corner Radius: 0.062 INCHES NOMINAL IN; First Recess Inside Height: 0.406 INCHES NOMINAL IN. 12 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.