The Cover,access, cataloged under National Stock Number 5340-01-107-4130, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-107-4130 |
| Primary Part Number | 4N3840 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Corner Radius | 0.340 INCHES NOMINAL IN |
| Length | 2.524 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 1.844 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Cross-Sectional Shape Style | FLAT |
| Body Radius | 0.420 INCHES NOMINAL IN |
| Peripheral Shape Style | DIAMOND, ROUNDED CORNERS, TWO HOLES |
| Width | 1.690 INCHES NOMINAL IN |
| Material | STEEL |
| Hole Diameter | 0.340 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN |
| Body Thickness | 0.285 INCHES MINIMUM AND 0.325 INCHES MAXIMUM 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 |
|---|---|
| 4N3840 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5340-01-107-4130 is a Cover,access, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-107-4130 has 1 manufacturer part number on file: 4N3840 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4N3840: Corner Radius: 0.340 INCHES NOMINAL IN; Length: 2.524 INCHES NOMINAL IN; Distance Between Holes Along Length: 1.844 INCHES NOMINAL IN; Mounting Opening Shape Style: UNTHREADED HOLE. 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.